./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_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:30:13,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:30:14,011 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 23:30:14,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:30:14,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:30:14,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:30:14,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:30:14,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:30:14,042 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:30:14,044 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:30:14,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:30:14,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:30:14,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:30:14,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:30:14,047 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:30:14,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:30:14,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:30:14,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 23:30:14,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:30:14,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 23:30:14,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:30:14,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:30:14,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:30:14,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:30:14,050 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:30:14,050 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:30:14,051 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:30:14,051 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 23:30:14,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:30:14,051 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:30:14,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:30:14,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:30:14,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:30:14,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:30:14,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:30:14,053 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:30:14,054 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:30:14,054 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:30:14,055 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:30:14,055 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2024-10-11 23:30:14,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:30:14,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:30:14,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:30:14,274 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:30:14,275 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:30:14,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2024-10-11 23:30:15,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:30:15,771 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:30:15,771 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2024-10-11 23:30:15,803 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/de2e77bd2/133edb8446fa43ed8bdc0c11ff0c76de/FLAGc4913c1f4 [2024-10-11 23:30:16,056 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/de2e77bd2/133edb8446fa43ed8bdc0c11ff0c76de [2024-10-11 23:30:16,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:30:16,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:30:16,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:30:16,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:30:16,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:30:16,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10dc145d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16, skipping insertion in model container [2024-10-11 23:30:16,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:30:16,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:30:16,726 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:30:16,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:30:16,829 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:30:16,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16 WrapperNode [2024-10-11 23:30:16,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:30:16,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:30:16,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:30:16,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:30:16,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,931 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-10-11 23:30:16,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:30:16,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:30:16,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:30:16,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:30:16,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:16,960 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,071 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]. [2024-10-11 23:30:17,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,207 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:30:17,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:30:17,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:30:17,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:30:17,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (1/1) ... [2024-10-11 23:30:17,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:30:17,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:17,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:30:17,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:30:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-10-11 23:30:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-10-11 23:30:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 23:30:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 23:30:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 23:30:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 23:30:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 23:30:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 23:30:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 23:30:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 23:30:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 23:30:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 23:30:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 23:30:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 23:30:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 23:30:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 23:30:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 23:30:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:30:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 23:30:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 23:30:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:30:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:30:17,557 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:30:17,559 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:30:19,640 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-10-11 23:30:19,640 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:30:19,680 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:30:19,680 INFO L314 CfgBuilder]: Removed 151 assume(true) statements. [2024-10-11 23:30:19,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:30:19 BoogieIcfgContainer [2024-10-11 23:30:19,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:30:19,682 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:30:19,682 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:30:19,685 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:30:19,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:30:16" (1/3) ... [2024-10-11 23:30:19,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d50e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:30:19, skipping insertion in model container [2024-10-11 23:30:19,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:30:16" (2/3) ... [2024-10-11 23:30:19,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d50e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:30:19, skipping insertion in model container [2024-10-11 23:30:19,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:30:19" (3/3) ... [2024-10-11 23:30:19,687 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test10-1.i [2024-10-11 23:30:19,698 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:30:19,698 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-11 23:30:19,753 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 23:30:19,758 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;@16568af7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 23:30:19,758 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-11 23:30:19,764 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) [2024-10-11 23:30:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-11 23:30:19,768 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:19,769 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-11 23:30:19,769 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)] === [2024-10-11 23:30:19,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:19,773 INFO L85 PathProgramCache]: Analyzing trace with hash -672460279, now seen corresponding path program 1 times [2024-10-11 23:30:19,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:19,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966197737] [2024-10-11 23:30:19,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:19,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:19,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:19,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966197737] [2024-10-11 23:30:19,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966197737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:19,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:19,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:30:19,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463696570] [2024-10-11 23:30:19,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:19,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 23:30:19,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:19,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 23:30:19,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 23:30:19,913 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) [2024-10-11 23:30:19,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:19,995 INFO L93 Difference]: Finished difference Result 2072 states and 3370 transitions. [2024-10-11 23:30:19,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 23:30:19,999 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 [2024-10-11 23:30:19,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:20,014 INFO L225 Difference]: With dead ends: 2072 [2024-10-11 23:30:20,015 INFO L226 Difference]: Without dead ends: 1033 [2024-10-11 23:30:20,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 23:30:20,022 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 [2024-10-11 23:30:20,023 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] [2024-10-11 23:30:20,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-10-11 23:30:20,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1033. [2024-10-11 23:30:20,080 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) [2024-10-11 23:30:20,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1518 transitions. [2024-10-11 23:30:20,087 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1518 transitions. Word has length 6 [2024-10-11 23:30:20,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:20,088 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1518 transitions. [2024-10-11 23:30:20,088 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) [2024-10-11 23:30:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1518 transitions. [2024-10-11 23:30:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-11 23:30:20,089 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:20,089 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-11 23:30:20,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 23:30:20,090 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)] === [2024-10-11 23:30:20,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:20,090 INFO L85 PathProgramCache]: Analyzing trace with hash -672458357, now seen corresponding path program 1 times [2024-10-11 23:30:20,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:20,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18728955] [2024-10-11 23:30:20,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:20,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 23:30:20,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [114711771] [2024-10-11 23:30:20,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:20,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:20,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:20,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:20,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 23:30:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:20,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 23:30:20,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:20,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:30:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:20,408 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:20,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:20,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18728955] [2024-10-11 23:30:20,409 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 23:30:20,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114711771] [2024-10-11 23:30:20,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114711771] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:20,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:20,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:30:20,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298826951] [2024-10-11 23:30:20,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:20,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:20,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:20,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:20,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:20,412 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) [2024-10-11 23:30:20,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:20,564 INFO L93 Difference]: Finished difference Result 1428 states and 2089 transitions. [2024-10-11 23:30:20,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:20,564 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 [2024-10-11 23:30:20,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:20,569 INFO L225 Difference]: With dead ends: 1428 [2024-10-11 23:30:20,569 INFO L226 Difference]: Without dead ends: 1427 [2024-10-11 23:30:20,570 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 [2024-10-11 23:30:20,571 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 [2024-10-11 23:30:20,571 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] [2024-10-11 23:30:20,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2024-10-11 23:30:20,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1038. [2024-10-11 23:30:20,601 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) [2024-10-11 23:30:20,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1524 transitions. [2024-10-11 23:30:20,608 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1524 transitions. Word has length 6 [2024-10-11 23:30:20,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:20,609 INFO L471 AbstractCegarLoop]: Abstraction has 1038 states and 1524 transitions. [2024-10-11 23:30:20,609 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) [2024-10-11 23:30:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1524 transitions. [2024-10-11 23:30:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-11 23:30:20,612 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:20,612 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:30:20,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 23:30:20,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:20,817 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)] === [2024-10-11 23:30:20,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:20,818 INFO L85 PathProgramCache]: Analyzing trace with hash 628627521, now seen corresponding path program 1 times [2024-10-11 23:30:20,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:20,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35956703] [2024-10-11 23:30:20,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 23:30:20,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1431199941] [2024-10-11 23:30:20,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:20,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:20,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:20,863 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:20,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 23:30:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:21,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 23:30:21,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:21,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:30:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:21,099 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:21,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35956703] [2024-10-11 23:30:21,099 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 23:30:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431199941] [2024-10-11 23:30:21,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431199941] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:21,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:21,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:30:21,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606002130] [2024-10-11 23:30:21,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:21,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:21,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:21,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:21,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:21,101 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) [2024-10-11 23:30:21,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:21,243 INFO L93 Difference]: Finished difference Result 1427 states and 2088 transitions. [2024-10-11 23:30:21,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:21,244 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 [2024-10-11 23:30:21,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:21,249 INFO L225 Difference]: With dead ends: 1427 [2024-10-11 23:30:21,249 INFO L226 Difference]: Without dead ends: 1426 [2024-10-11 23:30:21,249 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 [2024-10-11 23:30:21,250 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 [2024-10-11 23:30:21,250 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] [2024-10-11 23:30:21,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-10-11 23:30:21,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1039. [2024-10-11 23:30:21,268 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) [2024-10-11 23:30:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1525 transitions. [2024-10-11 23:30:21,271 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1525 transitions. Word has length 7 [2024-10-11 23:30:21,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:21,271 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1525 transitions. [2024-10-11 23:30:21,271 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) [2024-10-11 23:30:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1525 transitions. [2024-10-11 23:30:21,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-11 23:30:21,274 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:21,274 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] [2024-10-11 23:30:21,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 23:30:21,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:21,476 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)] === [2024-10-11 23:30:21,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:21,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1771832247, now seen corresponding path program 1 times [2024-10-11 23:30:21,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:21,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988227583] [2024-10-11 23:30:21,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:21,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:21,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:21,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988227583] [2024-10-11 23:30:21,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988227583] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:21,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:21,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:30:21,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917287295] [2024-10-11 23:30:21,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:21,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:21,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:21,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:21,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:21,756 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) [2024-10-11 23:30:21,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:21,879 INFO L93 Difference]: Finished difference Result 2060 states and 3030 transitions. [2024-10-11 23:30:21,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:21,880 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 [2024-10-11 23:30:21,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:21,884 INFO L225 Difference]: With dead ends: 2060 [2024-10-11 23:30:21,884 INFO L226 Difference]: Without dead ends: 1425 [2024-10-11 23:30:21,885 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 [2024-10-11 23:30:21,886 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 [2024-10-11 23:30:21,886 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] [2024-10-11 23:30:21,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-11 23:30:21,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1039. [2024-10-11 23:30:21,898 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) [2024-10-11 23:30:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1524 transitions. [2024-10-11 23:30:21,901 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1524 transitions. Word has length 63 [2024-10-11 23:30:21,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:21,901 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1524 transitions. [2024-10-11 23:30:21,901 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) [2024-10-11 23:30:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1524 transitions. [2024-10-11 23:30:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-11 23:30:21,904 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:21,904 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] [2024-10-11 23:30:21,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 23:30:21,904 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)] === [2024-10-11 23:30:21,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:21,904 INFO L85 PathProgramCache]: Analyzing trace with hash 849030331, now seen corresponding path program 1 times [2024-10-11 23:30:21,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:21,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986032885] [2024-10-11 23:30:21,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:21,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:22,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:22,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986032885] [2024-10-11 23:30:22,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986032885] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:22,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:22,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:30:22,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5993867] [2024-10-11 23:30:22,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:22,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:22,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:22,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:22,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:22,191 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) [2024-10-11 23:30:22,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:22,363 INFO L93 Difference]: Finished difference Result 2457 states and 3602 transitions. [2024-10-11 23:30:22,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:22,365 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 [2024-10-11 23:30:22,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:22,370 INFO L225 Difference]: With dead ends: 2457 [2024-10-11 23:30:22,370 INFO L226 Difference]: Without dead ends: 1425 [2024-10-11 23:30:22,372 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 [2024-10-11 23:30:22,373 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 [2024-10-11 23:30:22,373 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] [2024-10-11 23:30:22,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-11 23:30:22,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1040. [2024-10-11 23:30:22,389 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) [2024-10-11 23:30:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-11 23:30:22,392 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 81 [2024-10-11 23:30:22,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:22,392 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-11 23:30:22,392 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) [2024-10-11 23:30:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-11 23:30:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-11 23:30:22,396 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:22,396 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] [2024-10-11 23:30:22,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 23:30:22,397 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)] === [2024-10-11 23:30:22,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:22,398 INFO L85 PathProgramCache]: Analyzing trace with hash -654875997, now seen corresponding path program 1 times [2024-10-11 23:30:22,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:22,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97099658] [2024-10-11 23:30:22,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:22,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:22,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:22,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97099658] [2024-10-11 23:30:22,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97099658] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:22,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:22,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:30:22,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973707657] [2024-10-11 23:30:22,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:22,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:22,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:22,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:22,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:22,639 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) [2024-10-11 23:30:22,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:22,709 INFO L93 Difference]: Finished difference Result 2030 states and 2976 transitions. [2024-10-11 23:30:22,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:30:22,709 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 [2024-10-11 23:30:22,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:22,712 INFO L225 Difference]: With dead ends: 2030 [2024-10-11 23:30:22,712 INFO L226 Difference]: Without dead ends: 998 [2024-10-11 23:30:22,713 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 [2024-10-11 23:30:22,713 INFO L432 NwaCegarLoop]: 1413 mSDtfsCounter, 30 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:22,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 4222 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:30:22,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2024-10-11 23:30:22,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 998. [2024-10-11 23:30:22,724 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) [2024-10-11 23:30:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1448 transitions. [2024-10-11 23:30:22,726 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1448 transitions. Word has length 152 [2024-10-11 23:30:22,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:22,726 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1448 transitions. [2024-10-11 23:30:22,726 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) [2024-10-11 23:30:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1448 transitions. [2024-10-11 23:30:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-11 23:30:22,727 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:22,728 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] [2024-10-11 23:30:22,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 23:30:22,728 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)] === [2024-10-11 23:30:22,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:22,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1590056017, now seen corresponding path program 1 times [2024-10-11 23:30:22,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:22,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380517626] [2024-10-11 23:30:22,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:22,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:30:22,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:22,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380517626] [2024-10-11 23:30:22,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380517626] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:22,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:22,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:30:22,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142464007] [2024-10-11 23:30:22,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:22,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:30:22,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:22,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:30:22,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:30:22,899 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) [2024-10-11 23:30:22,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:22,966 INFO L93 Difference]: Finished difference Result 2519 states and 3671 transitions. [2024-10-11 23:30:22,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:30:22,967 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 [2024-10-11 23:30:22,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:22,971 INFO L225 Difference]: With dead ends: 2519 [2024-10-11 23:30:22,971 INFO L226 Difference]: Without dead ends: 1529 [2024-10-11 23:30:22,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:30:22,973 INFO L432 NwaCegarLoop]: 1430 mSDtfsCounter, 716 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:22,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [719 Valid, 2843 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:30:22,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2024-10-11 23:30:22,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1370. [2024-10-11 23:30:22,988 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) [2024-10-11 23:30:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 1994 transitions. [2024-10-11 23:30:22,991 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 1994 transitions. Word has length 152 [2024-10-11 23:30:22,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:22,991 INFO L471 AbstractCegarLoop]: Abstraction has 1370 states and 1994 transitions. [2024-10-11 23:30:22,992 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) [2024-10-11 23:30:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1994 transitions. [2024-10-11 23:30:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 23:30:22,993 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:22,993 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] [2024-10-11 23:30:22,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 23:30:22,993 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)] === [2024-10-11 23:30:22,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:22,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1930751174, now seen corresponding path program 1 times [2024-10-11 23:30:22,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:22,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349643216] [2024-10-11 23:30:22,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:22,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:30:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:30:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:30:23,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:23,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349643216] [2024-10-11 23:30:23,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349643216] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:23,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:23,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 23:30:23,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624750412] [2024-10-11 23:30:23,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:23,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:30:23,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:23,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:30:23,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:30:23,257 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) [2024-10-11 23:30:23,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:23,645 INFO L93 Difference]: Finished difference Result 2607 states and 3806 transitions. [2024-10-11 23:30:23,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 23:30:23,646 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 [2024-10-11 23:30:23,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:23,650 INFO L225 Difference]: With dead ends: 2607 [2024-10-11 23:30:23,650 INFO L226 Difference]: Without dead ends: 1330 [2024-10-11 23:30:23,651 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 [2024-10-11 23:30:23,652 INFO L432 NwaCegarLoop]: 1304 mSDtfsCounter, 53 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:23,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5066 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 23:30:23,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2024-10-11 23:30:23,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2024-10-11 23:30:23,667 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) [2024-10-11 23:30:23,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1917 transitions. [2024-10-11 23:30:23,670 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1917 transitions. Word has length 165 [2024-10-11 23:30:23,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:23,671 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 1917 transitions. [2024-10-11 23:30:23,671 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) [2024-10-11 23:30:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1917 transitions. [2024-10-11 23:30:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 23:30:23,705 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:23,705 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] [2024-10-11 23:30:23,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 23:30:23,705 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)] === [2024-10-11 23:30:23,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:23,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1585883628, now seen corresponding path program 1 times [2024-10-11 23:30:23,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:23,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999658916] [2024-10-11 23:30:23,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:30:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:30:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:30:23,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:23,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999658916] [2024-10-11 23:30:23,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999658916] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:23,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:23,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:30:23,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880549511] [2024-10-11 23:30:23,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:23,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:23,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:23,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:23,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:23,883 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) [2024-10-11 23:30:24,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:24,236 INFO L93 Difference]: Finished difference Result 2565 states and 3718 transitions. [2024-10-11 23:30:24,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:24,236 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 [2024-10-11 23:30:24,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:24,241 INFO L225 Difference]: With dead ends: 2565 [2024-10-11 23:30:24,241 INFO L226 Difference]: Without dead ends: 1330 [2024-10-11 23:30:24,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:24,243 INFO L432 NwaCegarLoop]: 1318 mSDtfsCounter, 24 mSDsluCounter, 2487 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:24,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 3805 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 23:30:24,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2024-10-11 23:30:24,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2024-10-11 23:30:24,257 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) [2024-10-11 23:30:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1914 transitions. [2024-10-11 23:30:24,260 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1914 transitions. Word has length 165 [2024-10-11 23:30:24,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:24,260 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 1914 transitions. [2024-10-11 23:30:24,261 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) [2024-10-11 23:30:24,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1914 transitions. [2024-10-11 23:30:24,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 23:30:24,262 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:24,262 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] [2024-10-11 23:30:24,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 23:30:24,262 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)] === [2024-10-11 23:30:24,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:24,263 INFO L85 PathProgramCache]: Analyzing trace with hash 127801840, now seen corresponding path program 1 times [2024-10-11 23:30:24,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:24,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591163498] [2024-10-11 23:30:24,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:24,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:24,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:30:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:24,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:30:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:24,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:30:24,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:24,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591163498] [2024-10-11 23:30:24,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591163498] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:24,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:24,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:30:24,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772287053] [2024-10-11 23:30:24,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:24,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:24,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:24,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:24,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:24,509 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) [2024-10-11 23:30:24,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:24,853 INFO L93 Difference]: Finished difference Result 3136 states and 4546 transitions. [2024-10-11 23:30:24,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:24,853 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 [2024-10-11 23:30:24,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:24,859 INFO L225 Difference]: With dead ends: 3136 [2024-10-11 23:30:24,859 INFO L226 Difference]: Without dead ends: 1901 [2024-10-11 23:30:24,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:30:24,862 INFO L432 NwaCegarLoop]: 1517 mSDtfsCounter, 619 mSDsluCounter, 2691 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:24,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [627 Valid, 4208 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 23:30:24,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1901 states. [2024-10-11 23:30:24,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1901 to 1894. [2024-10-11 23:30:24,894 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) [2024-10-11 23:30:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1894 states and 2738 transitions. [2024-10-11 23:30:24,898 INFO L78 Accepts]: Start accepts. Automaton has 1894 states and 2738 transitions. Word has length 165 [2024-10-11 23:30:24,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:24,899 INFO L471 AbstractCegarLoop]: Abstraction has 1894 states and 2738 transitions. [2024-10-11 23:30:24,899 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) [2024-10-11 23:30:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2738 transitions. [2024-10-11 23:30:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-11 23:30:24,900 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:24,901 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] [2024-10-11 23:30:24,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 23:30:24,901 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)] === [2024-10-11 23:30:24,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:24,901 INFO L85 PathProgramCache]: Analyzing trace with hash -372279044, now seen corresponding path program 1 times [2024-10-11 23:30:24,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:24,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465162293] [2024-10-11 23:30:24,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:24,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:25,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:30:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:25,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:30:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:25,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 23:30:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:25,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:30:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:25,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:25,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465162293] [2024-10-11 23:30:25,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465162293] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:25,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:25,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:30:25,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747124075] [2024-10-11 23:30:25,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:25,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:30:25,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:25,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:30:25,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:30:25,342 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) [2024-10-11 23:30:25,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:25,840 INFO L93 Difference]: Finished difference Result 1962 states and 2838 transitions. [2024-10-11 23:30:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:30:25,841 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 [2024-10-11 23:30:25,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:25,846 INFO L225 Difference]: With dead ends: 1962 [2024-10-11 23:30:25,846 INFO L226 Difference]: Without dead ends: 1960 [2024-10-11 23:30:25,847 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 [2024-10-11 23:30:25,847 INFO L432 NwaCegarLoop]: 1361 mSDtfsCounter, 244 mSDsluCounter, 3825 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:25,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 5186 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 23:30:25,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2024-10-11 23:30:25,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1958. [2024-10-11 23:30:25,873 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) [2024-10-11 23:30:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2822 transitions. [2024-10-11 23:30:25,876 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2822 transitions. Word has length 178 [2024-10-11 23:30:25,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:25,876 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2822 transitions. [2024-10-11 23:30:25,877 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) [2024-10-11 23:30:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2822 transitions. [2024-10-11 23:30:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-11 23:30:25,878 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:25,878 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:30:25,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 23:30:25,878 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)] === [2024-10-11 23:30:25,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:25,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2096018013, now seen corresponding path program 1 times [2024-10-11 23:30:25,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:25,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102249842] [2024-10-11 23:30:25,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:25,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:26,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:30:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:26,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:30:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 23:30:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:26,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:30:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:26,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:26,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102249842] [2024-10-11 23:30:26,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102249842] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:26,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603687054] [2024-10-11 23:30:26,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:26,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:26,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:26,610 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:26,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 23:30:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:27,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-11 23:30:27,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:27,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:30:27,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:30:27,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-11 23:30:27,655 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:27,655 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:27,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [603687054] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:27,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:27,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-11 23:30:27,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092130163] [2024-10-11 23:30:27,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:27,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 23:30:27,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:27,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 23:30:27,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-10-11 23:30:27,657 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) [2024-10-11 23:30:29,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:29,100 INFO L93 Difference]: Finished difference Result 3884 states and 5605 transitions. [2024-10-11 23:30:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 23:30:29,100 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 [2024-10-11 23:30:29,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:29,106 INFO L225 Difference]: With dead ends: 3884 [2024-10-11 23:30:29,106 INFO L226 Difference]: Without dead ends: 1972 [2024-10-11 23:30:29,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-10-11 23:30:29,108 INFO L432 NwaCegarLoop]: 1387 mSDtfsCounter, 507 mSDsluCounter, 7635 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:29,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 9022 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 795 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-11 23:30:29,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1972 states. [2024-10-11 23:30:29,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1972 to 1958. [2024-10-11 23:30:29,135 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) [2024-10-11 23:30:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2821 transitions. [2024-10-11 23:30:29,138 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2821 transitions. Word has length 184 [2024-10-11 23:30:29,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:29,139 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2821 transitions. [2024-10-11 23:30:29,139 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) [2024-10-11 23:30:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2821 transitions. [2024-10-11 23:30:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-11 23:30:29,140 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:29,140 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:30:29,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 23:30:29,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:29,343 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)] === [2024-10-11 23:30:29,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:29,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1632971186, now seen corresponding path program 1 times [2024-10-11 23:30:29,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:29,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271119517] [2024-10-11 23:30:29,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:29,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:30:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 23:30:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 23:30:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 23:30:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,090 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:30,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:30,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271119517] [2024-10-11 23:30:30,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271119517] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:30,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046384113] [2024-10-11 23:30:30,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:30,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:30,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:30,095 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:30,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 23:30:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:30,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 23:30:30,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:30,683 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:30,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046384113] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:30,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:30,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-11 23:30:30,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927930898] [2024-10-11 23:30:30,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:30,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:30:30,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:30,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:30:30,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:30:30,684 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) [2024-10-11 23:30:30,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:30,788 INFO L93 Difference]: Finished difference Result 3870 states and 5590 transitions. [2024-10-11 23:30:30,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:30:30,789 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 [2024-10-11 23:30:30,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:30,794 INFO L225 Difference]: With dead ends: 3870 [2024-10-11 23:30:30,794 INFO L226 Difference]: Without dead ends: 1958 [2024-10-11 23:30:30,797 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 [2024-10-11 23:30:30,797 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 [2024-10-11 23:30:30,797 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] [2024-10-11 23:30:30,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1958 states. [2024-10-11 23:30:30,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1958 to 1958. [2024-10-11 23:30:30,824 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) [2024-10-11 23:30:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2819 transitions. [2024-10-11 23:30:30,828 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2819 transitions. Word has length 185 [2024-10-11 23:30:30,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:30,828 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2819 transitions. [2024-10-11 23:30:30,828 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) [2024-10-11 23:30:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2819 transitions. [2024-10-11 23:30:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-11 23:30:30,829 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:30,829 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] [2024-10-11 23:30:30,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-11 23:30:31,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 23:30:31,031 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)] === [2024-10-11 23:30:31,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:31,031 INFO L85 PathProgramCache]: Analyzing trace with hash 605900638, now seen corresponding path program 1 times [2024-10-11 23:30:31,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:31,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617409428] [2024-10-11 23:30:31,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:31,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:31,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 23:30:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:31,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 23:30:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:31,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 23:30:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:31,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 23:30:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:31,406 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:31,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:31,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617409428] [2024-10-11 23:30:31,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617409428] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:31,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:31,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 23:30:31,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511376638] [2024-10-11 23:30:31,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:31,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:30:31,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:31,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:30:31,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:30:31,408 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) [2024-10-11 23:30:31,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:31,927 INFO L93 Difference]: Finished difference Result 3875 states and 5606 transitions. [2024-10-11 23:30:31,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:30:31,927 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 [2024-10-11 23:30:31,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:31,933 INFO L225 Difference]: With dead ends: 3875 [2024-10-11 23:30:31,934 INFO L226 Difference]: Without dead ends: 1966 [2024-10-11 23:30:31,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:30:31,936 INFO L432 NwaCegarLoop]: 1313 mSDtfsCounter, 31 mSDsluCounter, 6133 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:31,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 7446 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 23:30:31,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2024-10-11 23:30:31,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1964. [2024-10-11 23:30:31,968 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) [2024-10-11 23:30:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2825 transitions. [2024-10-11 23:30:31,973 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2825 transitions. Word has length 186 [2024-10-11 23:30:31,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:31,973 INFO L471 AbstractCegarLoop]: Abstraction has 1964 states and 2825 transitions. [2024-10-11 23:30:31,973 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) [2024-10-11 23:30:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2825 transitions. [2024-10-11 23:30:31,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-11 23:30:31,974 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:31,974 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] [2024-10-11 23:30:31,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 23:30:31,975 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)] === [2024-10-11 23:30:31,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:31,976 INFO L85 PathProgramCache]: Analyzing trace with hash -696129685, now seen corresponding path program 1 times [2024-10-11 23:30:31,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:31,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751570227] [2024-10-11 23:30:31,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:31,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 23:30:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:32,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 23:30:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:32,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 23:30:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:32,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 23:30:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:32,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:32,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751570227] [2024-10-11 23:30:32,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751570227] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:32,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:32,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 23:30:32,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080599508] [2024-10-11 23:30:32,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:32,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:30:32,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:32,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:30:32,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:30:32,345 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) [2024-10-11 23:30:33,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:33,174 INFO L93 Difference]: Finished difference Result 3881 states and 5610 transitions. [2024-10-11 23:30:33,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:30:33,174 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 [2024-10-11 23:30:33,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:33,182 INFO L225 Difference]: With dead ends: 3881 [2024-10-11 23:30:33,182 INFO L226 Difference]: Without dead ends: 1976 [2024-10-11 23:30:33,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:30:33,185 INFO L432 NwaCegarLoop]: 1303 mSDtfsCounter, 35 mSDsluCounter, 7360 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 8663 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 23:30:33,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 8663 Invalid, 728 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 23:30:33,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1976 states. [2024-10-11 23:30:33,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1976 to 1972. [2024-10-11 23:30:33,221 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) [2024-10-11 23:30:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2835 transitions. [2024-10-11 23:30:33,225 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2835 transitions. Word has length 187 [2024-10-11 23:30:33,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:33,226 INFO L471 AbstractCegarLoop]: Abstraction has 1972 states and 2835 transitions. [2024-10-11 23:30:33,226 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) [2024-10-11 23:30:33,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2835 transitions. [2024-10-11 23:30:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-11 23:30:33,228 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:33,228 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] [2024-10-11 23:30:33,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 23:30:33,228 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)] === [2024-10-11 23:30:33,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:33,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1565486513, now seen corresponding path program 1 times [2024-10-11 23:30:33,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:33,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801753186] [2024-10-11 23:30:33,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:33,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:33,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 23:30:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:33,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 23:30:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:33,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 23:30:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:33,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 23:30:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:33,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:33,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801753186] [2024-10-11 23:30:33,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801753186] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:33,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656855104] [2024-10-11 23:30:33,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:33,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:33,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:33,702 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:33,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 23:30:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:34,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-11 23:30:34,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:34,545 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:34,546 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:34,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656855104] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:34,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:34,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-11 23:30:34,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973540172] [2024-10-11 23:30:34,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:34,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:30:34,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:34,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:30:34,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:30:34,548 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) [2024-10-11 23:30:34,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:34,858 INFO L93 Difference]: Finished difference Result 3891 states and 5611 transitions. [2024-10-11 23:30:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:30:34,859 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 [2024-10-11 23:30:34,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:34,869 INFO L225 Difference]: With dead ends: 3891 [2024-10-11 23:30:34,869 INFO L226 Difference]: Without dead ends: 1982 [2024-10-11 23:30:34,874 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 [2024-10-11 23:30:34,874 INFO L432 NwaCegarLoop]: 1334 mSDtfsCounter, 12 mSDsluCounter, 6326 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-10-11 23:30:34,874 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] [2024-10-11 23:30:34,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2024-10-11 23:30:34,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1972. [2024-10-11 23:30:34,901 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) [2024-10-11 23:30:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2835 transitions. [2024-10-11 23:30:34,904 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2835 transitions. Word has length 187 [2024-10-11 23:30:34,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:34,904 INFO L471 AbstractCegarLoop]: Abstraction has 1972 states and 2835 transitions. [2024-10-11 23:30:34,905 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) [2024-10-11 23:30:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2835 transitions. [2024-10-11 23:30:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-11 23:30:34,906 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:34,906 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] [2024-10-11 23:30:34,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-11 23:30:35,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-11 23:30:35,107 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)] === [2024-10-11 23:30:35,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:35,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1068249582, now seen corresponding path program 1 times [2024-10-11 23:30:35,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:35,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519536029] [2024-10-11 23:30:35,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:35,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:35,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:30:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:35,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 23:30:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:35,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:30:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:35,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 23:30:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:35,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:35,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519536029] [2024-10-11 23:30:35,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519536029] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:35,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:35,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 23:30:35,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796955491] [2024-10-11 23:30:35,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:35,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 23:30:35,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:35,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 23:30:35,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:30:35,504 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) [2024-10-11 23:30:36,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:36,108 INFO L93 Difference]: Finished difference Result 3898 states and 5629 transitions. [2024-10-11 23:30:36,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 23:30:36,109 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 [2024-10-11 23:30:36,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:36,113 INFO L225 Difference]: With dead ends: 3898 [2024-10-11 23:30:36,114 INFO L226 Difference]: Without dead ends: 1994 [2024-10-11 23:30:36,116 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:30:36,116 INFO L432 NwaCegarLoop]: 1303 mSDtfsCounter, 43 mSDsluCounter, 8692 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2024-10-11 23:30:36,116 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] [2024-10-11 23:30:36,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1994 states. [2024-10-11 23:30:36,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1994 to 1986. [2024-10-11 23:30:36,140 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) [2024-10-11 23:30:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2853 transitions. [2024-10-11 23:30:36,143 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2853 transitions. Word has length 188 [2024-10-11 23:30:36,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:36,143 INFO L471 AbstractCegarLoop]: Abstraction has 1986 states and 2853 transitions. [2024-10-11 23:30:36,144 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) [2024-10-11 23:30:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2853 transitions. [2024-10-11 23:30:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-11 23:30:36,146 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:36,146 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] [2024-10-11 23:30:36,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-11 23:30:36,147 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)] === [2024-10-11 23:30:36,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:36,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2046459822, now seen corresponding path program 1 times [2024-10-11 23:30:36,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:36,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272072606] [2024-10-11 23:30:36,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:36,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:36,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:30:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:36,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 23:30:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:36,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:30:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:36,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 23:30:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:36,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:36,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272072606] [2024-10-11 23:30:36,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272072606] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:36,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393587620] [2024-10-11 23:30:36,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:36,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:36,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:36,766 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:36,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 23:30:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:37,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-11 23:30:37,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:37,412 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:37,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393587620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:37,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:37,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-11 23:30:37,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637448776] [2024-10-11 23:30:37,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:37,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:30:37,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:37,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:30:37,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-10-11 23:30:37,414 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) [2024-10-11 23:30:37,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:37,699 INFO L93 Difference]: Finished difference Result 3921 states and 5646 transitions. [2024-10-11 23:30:37,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 23:30:37,699 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 [2024-10-11 23:30:37,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:37,703 INFO L225 Difference]: With dead ends: 3921 [2024-10-11 23:30:37,703 INFO L226 Difference]: Without dead ends: 2010 [2024-10-11 23:30:37,705 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 [2024-10-11 23:30:37,705 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 [2024-10-11 23:30:37,705 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] [2024-10-11 23:30:37,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2024-10-11 23:30:37,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1996. [2024-10-11 23:30:37,725 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) [2024-10-11 23:30:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2865 transitions. [2024-10-11 23:30:37,727 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2865 transitions. Word has length 188 [2024-10-11 23:30:37,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:37,728 INFO L471 AbstractCegarLoop]: Abstraction has 1996 states and 2865 transitions. [2024-10-11 23:30:37,728 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) [2024-10-11 23:30:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2865 transitions. [2024-10-11 23:30:37,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-11 23:30:37,729 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:37,729 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] [2024-10-11 23:30:37,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 23:30:37,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-11 23:30:37,934 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)] === [2024-10-11 23:30:37,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:37,934 INFO L85 PathProgramCache]: Analyzing trace with hash -209293729, now seen corresponding path program 1 times [2024-10-11 23:30:37,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:37,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295440053] [2024-10-11 23:30:37,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:37,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:38,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:30:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:38,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:30:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:38,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 23:30:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 23:30:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:38,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:38,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295440053] [2024-10-11 23:30:38,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295440053] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:38,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:30:38,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 23:30:38,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197341052] [2024-10-11 23:30:38,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:38,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 23:30:38,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:38,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 23:30:38,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-11 23:30:38,399 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) [2024-10-11 23:30:39,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:39,274 INFO L93 Difference]: Finished difference Result 3937 states and 5680 transitions. [2024-10-11 23:30:39,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 23:30:39,274 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 [2024-10-11 23:30:39,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:39,279 INFO L225 Difference]: With dead ends: 3937 [2024-10-11 23:30:39,279 INFO L226 Difference]: Without dead ends: 2016 [2024-10-11 23:30:39,282 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 [2024-10-11 23:30:39,282 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 [2024-10-11 23:30:39,283 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] [2024-10-11 23:30:39,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-11 23:30:39,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2002. [2024-10-11 23:30:39,307 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) [2024-10-11 23:30:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 2002 states and 2871 transitions. [2024-10-11 23:30:39,310 INFO L78 Accepts]: Start accepts. Automaton has 2002 states and 2871 transitions. Word has length 189 [2024-10-11 23:30:39,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:39,310 INFO L471 AbstractCegarLoop]: Abstraction has 2002 states and 2871 transitions. [2024-10-11 23:30:39,311 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) [2024-10-11 23:30:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2871 transitions. [2024-10-11 23:30:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-11 23:30:39,312 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:39,312 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] [2024-10-11 23:30:39,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-11 23:30:39,312 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)] === [2024-10-11 23:30:39,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:39,313 INFO L85 PathProgramCache]: Analyzing trace with hash -417195837, now seen corresponding path program 1 times [2024-10-11 23:30:39,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:39,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937527004] [2024-10-11 23:30:39,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:39,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:39,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:30:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:39,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:30:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:40,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 23:30:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:40,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 23:30:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:40,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:40,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937527004] [2024-10-11 23:30:40,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937527004] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:40,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641203585] [2024-10-11 23:30:40,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:40,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:40,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:40,008 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:40,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 23:30:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:40,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-11 23:30:40,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:30:40,654 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:40,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641203585] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:40,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:40,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-11 23:30:40,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033940128] [2024-10-11 23:30:40,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:40,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:30:40,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:40,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:30:40,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:30:40,656 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) [2024-10-11 23:30:40,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:30:40,884 INFO L93 Difference]: Finished difference Result 3935 states and 5661 transitions. [2024-10-11 23:30:40,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:30:40,884 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 [2024-10-11 23:30:40,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:30:40,887 INFO L225 Difference]: With dead ends: 3935 [2024-10-11 23:30:40,887 INFO L226 Difference]: Without dead ends: 2016 [2024-10-11 23:30:40,889 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 [2024-10-11 23:30:40,889 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 [2024-10-11 23:30:40,890 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] [2024-10-11 23:30:40,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-11 23:30:40,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 1996. [2024-10-11 23:30:40,909 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) [2024-10-11 23:30:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2863 transitions. [2024-10-11 23:30:40,911 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2863 transitions. Word has length 189 [2024-10-11 23:30:40,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:30:40,912 INFO L471 AbstractCegarLoop]: Abstraction has 1996 states and 2863 transitions. [2024-10-11 23:30:40,912 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) [2024-10-11 23:30:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2863 transitions. [2024-10-11 23:30:40,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-11 23:30:40,913 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:30:40,913 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] [2024-10-11 23:30:40,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-11 23:30:41,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:41,114 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)] === [2024-10-11 23:30:41,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:30:41,114 INFO L85 PathProgramCache]: Analyzing trace with hash -766290358, now seen corresponding path program 1 times [2024-10-11 23:30:41,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:30:41,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669576556] [2024-10-11 23:30:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:41,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:30:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:41,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:30:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:41,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:30:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:41,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 23:30:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:41,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 23:30:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:41,663 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:30:41,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:30:41,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669576556] [2024-10-11 23:30:41,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669576556] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:30:41,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2030346444] [2024-10-11 23:30:41,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:30:41,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:30:41,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:30:41,665 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:30:41,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 23:30:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:30:42,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-11 23:30:42,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:30:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-11 23:30:55,173 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:30:55,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2030346444] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:30:55,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:30:55,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-11 23:30:55,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662582549] [2024-10-11 23:30:55,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:30:55,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:30:55,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:30:55,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:30:55,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:30:55,175 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) [2024-10-11 23:30:59,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 23:31:00,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:00,730 INFO L93 Difference]: Finished difference Result 3791 states and 5475 transitions. [2024-10-11 23:31:00,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:31:00,730 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 [2024-10-11 23:31:00,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:00,734 INFO L225 Difference]: With dead ends: 3791 [2024-10-11 23:31:00,734 INFO L226 Difference]: Without dead ends: 2006 [2024-10-11 23:31:00,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:31:00,736 INFO L432 NwaCegarLoop]: 1327 mSDtfsCounter, 15 mSDsluCounter, 6320 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 7647 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-10-11 23:31:00,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 7647 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 412 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-10-11 23:31:00,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2006 states. [2024-10-11 23:31:00,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2006 to 2004. [2024-10-11 23:31:00,758 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) [2024-10-11 23:31:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2871 transitions. [2024-10-11 23:31:00,760 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2871 transitions. Word has length 189 [2024-10-11 23:31:00,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:00,761 INFO L471 AbstractCegarLoop]: Abstraction has 2004 states and 2871 transitions. [2024-10-11 23:31:00,761 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) [2024-10-11 23:31:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2871 transitions. [2024-10-11 23:31:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-11 23:31:00,762 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:00,762 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] [2024-10-11 23:31:00,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-11 23:31:00,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-11 23:31:00,967 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)] === [2024-10-11 23:31:00,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:00,968 INFO L85 PathProgramCache]: Analyzing trace with hash 221258684, now seen corresponding path program 1 times [2024-10-11 23:31:00,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:00,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6302418] [2024-10-11 23:31:00,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:00,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:01,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:01,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:01,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:31:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:01,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 23:31:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:01,612 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:31:01,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:01,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6302418] [2024-10-11 23:31:01,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6302418] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:01,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:31:01,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 23:31:01,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547880809] [2024-10-11 23:31:01,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:01,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:31:01,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:01,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:31:01,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:31:01,614 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) [2024-10-11 23:31:02,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:02,354 INFO L93 Difference]: Finished difference Result 3804 states and 5498 transitions. [2024-10-11 23:31:02,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:31:02,354 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 [2024-10-11 23:31:02,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:02,359 INFO L225 Difference]: With dead ends: 3804 [2024-10-11 23:31:02,360 INFO L226 Difference]: Without dead ends: 2016 [2024-10-11 23:31:02,361 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:31:02,362 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 [2024-10-11 23:31:02,362 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] [2024-10-11 23:31:02,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-11 23:31:02,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2012. [2024-10-11 23:31:02,403 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) [2024-10-11 23:31:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 2012 states and 2881 transitions. [2024-10-11 23:31:02,410 INFO L78 Accepts]: Start accepts. Automaton has 2012 states and 2881 transitions. Word has length 190 [2024-10-11 23:31:02,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:02,411 INFO L471 AbstractCegarLoop]: Abstraction has 2012 states and 2881 transitions. [2024-10-11 23:31:02,411 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) [2024-10-11 23:31:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2881 transitions. [2024-10-11 23:31:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-11 23:31:02,414 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:02,414 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] [2024-10-11 23:31:02,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-11 23:31:02,414 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)] === [2024-10-11 23:31:02,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:02,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1736422568, now seen corresponding path program 1 times [2024-10-11 23:31:02,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:02,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975610466] [2024-10-11 23:31:02,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:02,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:02,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:02,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:31:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:02,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 23:31:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:31:02,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:02,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975610466] [2024-10-11 23:31:02,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975610466] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:02,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:31:02,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 23:31:02,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643915123] [2024-10-11 23:31:02,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:02,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:31:02,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:02,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:31:02,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:31:02,850 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) [2024-10-11 23:31:03,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:03,663 INFO L93 Difference]: Finished difference Result 3807 states and 5500 transitions. [2024-10-11 23:31:03,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:31:03,663 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 [2024-10-11 23:31:03,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:03,667 INFO L225 Difference]: With dead ends: 3807 [2024-10-11 23:31:03,668 INFO L226 Difference]: Without dead ends: 2024 [2024-10-11 23:31:03,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:31:03,670 INFO L432 NwaCegarLoop]: 1302 mSDtfsCounter, 37 mSDsluCounter, 7354 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 23:31:03,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 8656 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 23:31:03,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2024-10-11 23:31:03,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2012. [2024-10-11 23:31:03,694 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) [2024-10-11 23:31:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 2012 states and 2881 transitions. [2024-10-11 23:31:03,697 INFO L78 Accepts]: Start accepts. Automaton has 2012 states and 2881 transitions. Word has length 190 [2024-10-11 23:31:03,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:03,698 INFO L471 AbstractCegarLoop]: Abstraction has 2012 states and 2881 transitions. [2024-10-11 23:31:03,698 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) [2024-10-11 23:31:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2881 transitions. [2024-10-11 23:31:03,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-10-11 23:31:03,699 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:03,699 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] [2024-10-11 23:31:03,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-11 23:31:03,699 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)] === [2024-10-11 23:31:03,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:03,700 INFO L85 PathProgramCache]: Analyzing trace with hash 495948062, now seen corresponding path program 1 times [2024-10-11 23:31:03,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:03,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992208469] [2024-10-11 23:31:03,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:03,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:04,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:04,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:04,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 23:31:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:04,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 23:31:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:31:04,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:04,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992208469] [2024-10-11 23:31:04,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992208469] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:04,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:31:04,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 23:31:04,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624507233] [2024-10-11 23:31:04,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:04,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 23:31:04,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:04,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 23:31:04,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:31:04,288 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) [2024-10-11 23:31:05,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:05,232 INFO L93 Difference]: Finished difference Result 3824 states and 5524 transitions. [2024-10-11 23:31:05,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 23:31:05,233 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 [2024-10-11 23:31:05,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:05,236 INFO L225 Difference]: With dead ends: 3824 [2024-10-11 23:31:05,237 INFO L226 Difference]: Without dead ends: 2036 [2024-10-11 23:31:05,238 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 [2024-10-11 23:31:05,238 INFO L432 NwaCegarLoop]: 1309 mSDtfsCounter, 55 mSDsluCounter, 9913 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 23:31:05,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 11222 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 23:31:05,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-11 23:31:05,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2028. [2024-10-11 23:31:05,263 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) [2024-10-11 23:31:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-11 23:31:05,266 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 191 [2024-10-11 23:31:05,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:05,266 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-11 23:31:05,266 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) [2024-10-11 23:31:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-11 23:31:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-11 23:31:05,267 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:05,267 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] [2024-10-11 23:31:05,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-11 23:31:05,267 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)] === [2024-10-11 23:31:05,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:05,268 INFO L85 PathProgramCache]: Analyzing trace with hash -684821723, now seen corresponding path program 1 times [2024-10-11 23:31:05,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:05,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615639661] [2024-10-11 23:31:05,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:05,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:05,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:05,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:05,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 23:31:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:05,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 23:31:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:31:05,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:05,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615639661] [2024-10-11 23:31:05,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615639661] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:31:05,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561131253] [2024-10-11 23:31:05,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:05,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:31:05,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:31:05,779 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:31:05,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 23:31:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:08,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-11 23:31:08,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:31:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:31:08,352 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:31:08,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561131253] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:08,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:31:08,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-11 23:31:08,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859421425] [2024-10-11 23:31:08,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:08,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:31:08,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:08,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:31:08,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 23:31:08,354 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) [2024-10-11 23:31:08,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:08,799 INFO L93 Difference]: Finished difference Result 3991 states and 5729 transitions. [2024-10-11 23:31:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:31:08,800 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 [2024-10-11 23:31:08,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:08,805 INFO L225 Difference]: With dead ends: 3991 [2024-10-11 23:31:08,805 INFO L226 Difference]: Without dead ends: 2038 [2024-10-11 23:31:08,807 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 [2024-10-11 23:31:08,807 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, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 23:31:08,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7654 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 23:31:08,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2024-10-11 23:31:08,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 2028. [2024-10-11 23:31:08,831 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) [2024-10-11 23:31:08,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-11 23:31:08,834 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 192 [2024-10-11 23:31:08,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:08,834 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-11 23:31:08,834 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) [2024-10-11 23:31:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-11 23:31:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-11 23:31:08,835 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:08,836 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] [2024-10-11 23:31:08,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-11 23:31:09,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:31:09,041 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)] === [2024-10-11 23:31:09,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:09,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1920308596, now seen corresponding path program 1 times [2024-10-11 23:31:09,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:09,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253060448] [2024-10-11 23:31:09,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:09,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:09,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:09,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:09,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 23:31:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:09,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 23:31:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:31:09,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:09,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253060448] [2024-10-11 23:31:09,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253060448] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:31:09,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119769737] [2024-10-11 23:31:09,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:09,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:31:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:31:09,603 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:31:09,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 23:31:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:11,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-11 23:31:11,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:31:11,272 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-11 23:31:11,276 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:31:11,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119769737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:11,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:31:11,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2024-10-11 23:31:11,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941367183] [2024-10-11 23:31:11,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:11,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 23:31:11,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:11,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 23:31:11,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-11 23:31:11,277 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) [2024-10-11 23:31:11,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:11,683 INFO L93 Difference]: Finished difference Result 3828 states and 5514 transitions. [2024-10-11 23:31:11,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 23:31:11,683 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 [2024-10-11 23:31:11,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:11,691 INFO L225 Difference]: With dead ends: 3828 [2024-10-11 23:31:11,692 INFO L226 Difference]: Without dead ends: 2042 [2024-10-11 23:31:11,697 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 [2024-10-11 23:31:11,698 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 [2024-10-11 23:31:11,698 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] [2024-10-11 23:31:11,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2024-10-11 23:31:11,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 2028. [2024-10-11 23:31:11,746 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) [2024-10-11 23:31:11,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-11 23:31:11,753 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 192 [2024-10-11 23:31:11,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:11,753 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-11 23:31:11,753 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) [2024-10-11 23:31:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-11 23:31:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-11 23:31:11,754 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:11,754 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] [2024-10-11 23:31:11,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-11 23:31:11,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-11 23:31:11,959 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)] === [2024-10-11 23:31:11,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:11,959 INFO L85 PathProgramCache]: Analyzing trace with hash 2054033896, now seen corresponding path program 1 times [2024-10-11 23:31:11,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:11,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334946696] [2024-10-11 23:31:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:12,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:12,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:12,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 23:31:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:12,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 23:31:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:31:12,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:12,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334946696] [2024-10-11 23:31:12,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334946696] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:12,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:31:12,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 23:31:12,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209227042] [2024-10-11 23:31:12,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:12,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:31:12,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:12,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:31:12,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:31:12,331 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) [2024-10-11 23:31:12,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:12,964 INFO L93 Difference]: Finished difference Result 3838 states and 5540 transitions. [2024-10-11 23:31:12,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:31:12,965 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 [2024-10-11 23:31:12,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:12,969 INFO L225 Difference]: With dead ends: 3838 [2024-10-11 23:31:12,969 INFO L226 Difference]: Without dead ends: 2036 [2024-10-11 23:31:12,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:31:12,971 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 [2024-10-11 23:31:12,971 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] [2024-10-11 23:31:12,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-11 23:31:12,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2034. [2024-10-11 23:31:12,992 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) [2024-10-11 23:31:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 2034 states and 2907 transitions. [2024-10-11 23:31:12,995 INFO L78 Accepts]: Start accepts. Automaton has 2034 states and 2907 transitions. Word has length 192 [2024-10-11 23:31:12,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:12,995 INFO L471 AbstractCegarLoop]: Abstraction has 2034 states and 2907 transitions. [2024-10-11 23:31:12,996 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) [2024-10-11 23:31:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2907 transitions. [2024-10-11 23:31:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-11 23:31:12,996 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:12,997 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] [2024-10-11 23:31:12,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-11 23:31:12,997 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)] === [2024-10-11 23:31:12,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:12,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1807434802, now seen corresponding path program 1 times [2024-10-11 23:31:12,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:12,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298446312] [2024-10-11 23:31:12,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:13,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:13,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 23:31:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:13,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 23:31:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:13,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 23:31:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:31:13,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:13,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298446312] [2024-10-11 23:31:13,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298446312] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:31:13,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217104001] [2024-10-11 23:31:13,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:13,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:31:13,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:31:13,548 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:31:13,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-11 23:31:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:14,609 INFO L255 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 23:31:14,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:31:14,630 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-11 23:31:14,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:31:14,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217104001] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:31:14,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:31:14,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-11 23:31:14,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798721720] [2024-10-11 23:31:14,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:31:14,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:31:14,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:31:14,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:31:14,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 23:31:14,633 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) [2024-10-11 23:31:14,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:31:14,678 INFO L93 Difference]: Finished difference Result 3955 states and 5680 transitions. [2024-10-11 23:31:14,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:31:14,679 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 [2024-10-11 23:31:14,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:31:14,690 INFO L225 Difference]: With dead ends: 3955 [2024-10-11 23:31:14,690 INFO L226 Difference]: Without dead ends: 2036 [2024-10-11 23:31:14,692 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 23:31:14,692 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 [2024-10-11 23:31:14,692 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] [2024-10-11 23:31:14,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-11 23:31:14,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2036. [2024-10-11 23:31:14,715 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) [2024-10-11 23:31:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 2036 states and 2913 transitions. [2024-10-11 23:31:14,718 INFO L78 Accepts]: Start accepts. Automaton has 2036 states and 2913 transitions. Word has length 193 [2024-10-11 23:31:14,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:31:14,718 INFO L471 AbstractCegarLoop]: Abstraction has 2036 states and 2913 transitions. [2024-10-11 23:31:14,718 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) [2024-10-11 23:31:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2913 transitions. [2024-10-11 23:31:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-10-11 23:31:14,719 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:31:14,719 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] [2024-10-11 23:31:14,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-11 23:31:14,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-11 23:31:14,922 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)] === [2024-10-11 23:31:14,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:31:14,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1948615738, now seen corresponding path program 1 times [2024-10-11 23:31:14,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:31:14,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257265435] [2024-10-11 23:31:14,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:14,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:31:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:15,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:31:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:15,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 23:31:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:15,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 23:31:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:15,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 23:31:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-11 23:31:15,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:31:15,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257265435] [2024-10-11 23:31:15,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257265435] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:31:15,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898665472] [2024-10-11 23:31:15,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:31:15,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:31:15,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:31:15,971 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:31:15,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-11 23:31:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:31:16,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-10-11 23:31:16,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:31:16,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:31:16,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-11 23:31:16,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:31:16,872 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 [2024-10-11 23:31:17,130 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 [2024-10-11 23:31:17,141 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 [2024-10-11 23:31:17,151 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 [2024-10-11 23:31:17,155 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 [2024-10-11 23:31:17,175 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-10-11 23:31:17,175 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 [2024-10-11 23:31:17,185 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 [2024-10-11 23:31:17,252 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 [2024-10-11 23:31:17,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-10-11 23:31:17,393 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-10-11 23:31:17,393 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 [2024-10-11 23:31:17,398 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 [2024-10-11 23:31:17,400 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 [2024-10-11 23:31:19,680 INFO L190 IndexEqualityManager]: detected not equals via solver