./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 07:29:55,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 07:29:56,055 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 07:29:56,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 07:29:56,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 07:29:56,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 07:29:56,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 07:29:56,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 07:29:56,092 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 07:29:56,095 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 07:29:56,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 07:29:56,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 07:29:56,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 07:29:56,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 07:29:56,097 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 07:29:56,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 07:29:56,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 07:29:56,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 07:29:56,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 07:29:56,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 07:29:56,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 07:29:56,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 07:29:56,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 07:29:56,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 07:29:56,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 07:29:56,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 07:29:56,102 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 07:29:56,102 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 07:29:56,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 07:29:56,103 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 07:29:56,103 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 07:29:56,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 07:29:56,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 07:29:56,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 07:29:56,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:29:56,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 07:29:56,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 07:29:56,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 07:29:56,106 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 07:29:56,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 07:29:56,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 07:29:56,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 07:29:56,107 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 07:29:56,107 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 07:29:56,107 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2024-11-17 07:29:56,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 07:29:56,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 07:29:56,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 07:29:56,412 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 07:29:56,413 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 07:29:56,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2024-11-17 07:29:57,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 07:29:58,185 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 07:29:58,186 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2024-11-17 07:29:58,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f298b9d/727f9a8011e14a8b96d11f8d08ad2a53/FLAG9e2020616 [2024-11-17 07:29:58,223 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f298b9d/727f9a8011e14a8b96d11f8d08ad2a53 [2024-11-17 07:29:58,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 07:29:58,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 07:29:58,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 07:29:58,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 07:29:58,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 07:29:58,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:29:58" (1/1) ... [2024-11-17 07:29:58,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52835f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:58, skipping insertion in model container [2024-11-17 07:29:58,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:29:58" (1/1) ... [2024-11-17 07:29:58,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 07:29:58,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:29:58,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 07:29:59,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:29:59,146 INFO L204 MainTranslator]: Completed translation [2024-11-17 07:29:59,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59 WrapperNode [2024-11-17 07:29:59,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 07:29:59,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 07:29:59,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 07:29:59,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 07:29:59,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,383 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3338 [2024-11-17 07:29:59,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 07:29:59,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 07:29:59,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 07:29:59,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 07:29:59,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,418 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,568 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [106, 2, 372]. 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 [4, 0, 82]. [2024-11-17 07:29:59,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,636 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 07:29:59,679 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 07:29:59,680 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 07:29:59,680 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 07:29:59,681 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (1/1) ... [2024-11-17 07:29:59,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:29:59,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:29:59,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 07:29:59,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 07:29:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-11-17 07:29:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-11-17 07:29:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 07:29:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 07:29:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 07:29:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-17 07:29:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-17 07:29:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-17 07:29:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-17 07:29:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-17 07:29:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-17 07:29:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 07:29:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 07:29:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 07:29:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 07:29:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 07:29:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 07:29:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 07:29:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 07:29:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 07:30:00,033 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 07:30:00,035 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 07:30:02,290 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L731: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2024-11-17 07:30:02,519 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-11-17 07:30:02,519 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 07:30:02,632 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 07:30:02,632 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-17 07:30:02,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:30:02 BoogieIcfgContainer [2024-11-17 07:30:02,633 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 07:30:02,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 07:30:02,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 07:30:02,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 07:30:02,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 07:29:58" (1/3) ... [2024-11-17 07:30:02,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4818338d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:30:02, skipping insertion in model container [2024-11-17 07:30:02,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:29:59" (2/3) ... [2024-11-17 07:30:02,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4818338d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:30:02, skipping insertion in model container [2024-11-17 07:30:02,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:30:02" (3/3) ... [2024-11-17 07:30:02,640 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test10-1.i [2024-11-17 07:30:02,656 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 07:30:02,656 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-17 07:30:02,743 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 07:30:02,750 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;@15656be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 07:30:02,751 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-17 07:30:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 1057 states, 1033 states have (on average 1.6205227492739593) internal successors, (1674), 1043 states have internal predecessors, (1674), 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) [2024-11-17 07:30:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:30:02,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:02,769 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:02,770 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:02,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:02,776 INFO L85 PathProgramCache]: Analyzing trace with hash 893316880, now seen corresponding path program 1 times [2024-11-17 07:30:02,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:02,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966197119] [2024-11-17 07:30:02,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:02,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:02,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:02,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966197119] [2024-11-17 07:30:02,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966197119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:02,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:02,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 07:30:02,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924107933] [2024-11-17 07:30:02,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:02,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 07:30:02,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:02,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 07:30:02,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:30:02,992 INFO L87 Difference]: Start difference. First operand has 1057 states, 1033 states have (on average 1.6205227492739593) internal successors, (1674), 1043 states have internal predecessors, (1674), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:03,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:03,343 INFO L93 Difference]: Finished difference Result 2111 states and 3409 transitions. [2024-11-17 07:30:03,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 07:30:03,346 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:30:03,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:03,371 INFO L225 Difference]: With dead ends: 2111 [2024-11-17 07:30:03,374 INFO L226 Difference]: Without dead ends: 1051 [2024-11-17 07:30:03,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:30:03,384 INFO L432 NwaCegarLoop]: 1421 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1421 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:03,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1421 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 07:30:03,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2024-11-17 07:30:03,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 1051. [2024-11-17 07:30:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1051 states, 1028 states have (on average 1.4678988326848248) internal successors, (1509), 1038 states have internal predecessors, (1509), 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) [2024-11-17 07:30:03,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1536 transitions. [2024-11-17 07:30:03,487 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1536 transitions. Word has length 7 [2024-11-17 07:30:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:03,487 INFO L471 AbstractCegarLoop]: Abstraction has 1051 states and 1536 transitions. [2024-11-17 07:30:03,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1536 transitions. [2024-11-17 07:30:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:30:03,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:03,489 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:03,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 07:30:03,490 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:03,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:03,490 INFO L85 PathProgramCache]: Analyzing trace with hash 893317841, now seen corresponding path program 1 times [2024-11-17 07:30:03,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:03,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281425623] [2024-11-17 07:30:03,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:03,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-17 07:30:03,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1928845809] [2024-11-17 07:30:03,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:03,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:03,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:03,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:03,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 07:30:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:03,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:30:03,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:03,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:30:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:03,863 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:03,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:03,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281425623] [2024-11-17 07:30:03,865 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-17 07:30:03,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928845809] [2024-11-17 07:30:03,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928845809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:03,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:03,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:30:03,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938332427] [2024-11-17 07:30:03,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:03,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:03,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:03,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:03,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:03,872 INFO L87 Difference]: Start difference. First operand 1051 states and 1536 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:04,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:04,418 INFO L93 Difference]: Finished difference Result 1452 states and 2113 transitions. [2024-11-17 07:30:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:04,418 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:30:04,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:04,428 INFO L225 Difference]: With dead ends: 1452 [2024-11-17 07:30:04,428 INFO L226 Difference]: Without dead ends: 1450 [2024-11-17 07:30:04,430 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 [2024-11-17 07:30:04,431 INFO L432 NwaCegarLoop]: 1449 mSDtfsCounter, 560 mSDsluCounter, 2792 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 4241 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:04,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 4241 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:30:04,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2024-11-17 07:30:04,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1057. [2024-11-17 07:30:04,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1057 states, 1034 states have (on average 1.4661508704061896) internal successors, (1516), 1044 states have internal predecessors, (1516), 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) [2024-11-17 07:30:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1543 transitions. [2024-11-17 07:30:04,480 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1543 transitions. Word has length 7 [2024-11-17 07:30:04,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:04,481 INFO L471 AbstractCegarLoop]: Abstraction has 1057 states and 1543 transitions. [2024-11-17 07:30:04,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1543 transitions. [2024-11-17 07:30:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-17 07:30:04,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:04,488 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] [2024-11-17 07:30:04,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-17 07:30:04,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:04,690 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:04,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:04,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1543535584, now seen corresponding path program 1 times [2024-11-17 07:30:04,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:04,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931072435] [2024-11-17 07:30:04,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:04,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:05,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:05,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931072435] [2024-11-17 07:30:05,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931072435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:05,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:05,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:30:05,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341803678] [2024-11-17 07:30:05,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:05,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:05,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:05,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:05,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:05,182 INFO L87 Difference]: Start difference. First operand 1057 states and 1543 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-17 07:30:05,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:05,631 INFO L93 Difference]: Finished difference Result 2094 states and 3064 transitions. [2024-11-17 07:30:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:05,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 65 [2024-11-17 07:30:05,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:05,639 INFO L225 Difference]: With dead ends: 2094 [2024-11-17 07:30:05,639 INFO L226 Difference]: Without dead ends: 1449 [2024-11-17 07:30:05,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:05,641 INFO L432 NwaCegarLoop]: 1410 mSDtfsCounter, 560 mSDsluCounter, 2754 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 4164 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:05,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 4164 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:30:05,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2024-11-17 07:30:05,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1057. [2024-11-17 07:30:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1057 states, 1034 states have (on average 1.4651837524177949) internal successors, (1515), 1044 states have internal predecessors, (1515), 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) [2024-11-17 07:30:05,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1542 transitions. [2024-11-17 07:30:05,674 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1542 transitions. Word has length 65 [2024-11-17 07:30:05,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:05,674 INFO L471 AbstractCegarLoop]: Abstraction has 1057 states and 1542 transitions. [2024-11-17 07:30:05,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-17 07:30:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1542 transitions. [2024-11-17 07:30:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-17 07:30:05,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:05,678 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] [2024-11-17 07:30:05,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 07:30:05,679 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:05,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:05,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1825878147, now seen corresponding path program 1 times [2024-11-17 07:30:05,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:05,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624617647] [2024-11-17 07:30:05,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:05,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:06,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:06,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624617647] [2024-11-17 07:30:06,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624617647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:06,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:06,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:30:06,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199013283] [2024-11-17 07:30:06,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:06,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:06,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:06,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:06,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:06,082 INFO L87 Difference]: Start difference. First operand 1057 states and 1542 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:06,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:06,537 INFO L93 Difference]: Finished difference Result 2498 states and 3643 transitions. [2024-11-17 07:30:06,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:06,538 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 84 [2024-11-17 07:30:06,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:06,543 INFO L225 Difference]: With dead ends: 2498 [2024-11-17 07:30:06,544 INFO L226 Difference]: Without dead ends: 1449 [2024-11-17 07:30:06,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:06,548 INFO L432 NwaCegarLoop]: 1455 mSDtfsCounter, 553 mSDsluCounter, 2799 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 4254 SdHoareTripleChecker+Invalid, 449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:06,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 4254 Invalid, 449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:30:06,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2024-11-17 07:30:06,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1059. [2024-11-17 07:30:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 1036 states have (on average 1.4642857142857142) internal successors, (1517), 1046 states have internal predecessors, (1517), 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) [2024-11-17 07:30:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1544 transitions. [2024-11-17 07:30:06,576 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1544 transitions. Word has length 84 [2024-11-17 07:30:06,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:06,576 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1544 transitions. [2024-11-17 07:30:06,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1544 transitions. [2024-11-17 07:30:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-17 07:30:06,581 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:06,582 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, 1, 1, 1, 1] [2024-11-17 07:30:06,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 07:30:06,583 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:06,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash 806670860, now seen corresponding path program 1 times [2024-11-17 07:30:06,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:06,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134544325] [2024-11-17 07:30:06,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:06,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:06,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:06,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:06,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134544325] [2024-11-17 07:30:06,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134544325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:06,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:06,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:30:06,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285789437] [2024-11-17 07:30:06,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:06,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:06,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:06,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:06,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:06,919 INFO L87 Difference]: Start difference. First operand 1059 states and 1544 transitions. Second operand has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:07,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:07,269 INFO L93 Difference]: Finished difference Result 2111 states and 3081 transitions. [2024-11-17 07:30:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:07,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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 156 [2024-11-17 07:30:07,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:07,275 INFO L225 Difference]: With dead ends: 2111 [2024-11-17 07:30:07,275 INFO L226 Difference]: Without dead ends: 1062 [2024-11-17 07:30:07,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:07,278 INFO L432 NwaCegarLoop]: 1388 mSDtfsCounter, 105 mSDsluCounter, 2691 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 4079 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:07,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 4079 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 07:30:07,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2024-11-17 07:30:07,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 1059. [2024-11-17 07:30:07,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 1036 states have (on average 1.4575289575289576) internal successors, (1510), 1046 states have internal predecessors, (1510), 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) [2024-11-17 07:30:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1537 transitions. [2024-11-17 07:30:07,300 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1537 transitions. Word has length 156 [2024-11-17 07:30:07,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:07,300 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1537 transitions. [2024-11-17 07:30:07,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:07,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1537 transitions. [2024-11-17 07:30:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-17 07:30:07,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:07,303 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, 1, 1, 1, 1] [2024-11-17 07:30:07,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 07:30:07,303 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:07,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:07,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1681346149, now seen corresponding path program 1 times [2024-11-17 07:30:07,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:07,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167371959] [2024-11-17 07:30:07,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:07,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:07,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:30:07,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:07,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167371959] [2024-11-17 07:30:07,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167371959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:07,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:07,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:30:07,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344785649] [2024-11-17 07:30:07,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:07,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:30:07,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:07,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:30:07,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:30:07,513 INFO L87 Difference]: Start difference. First operand 1059 states and 1537 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:07,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:07,861 INFO L93 Difference]: Finished difference Result 2687 states and 3923 transitions. [2024-11-17 07:30:07,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:30:07,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 156 [2024-11-17 07:30:07,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:07,869 INFO L225 Difference]: With dead ends: 2687 [2024-11-17 07:30:07,869 INFO L226 Difference]: Without dead ends: 1638 [2024-11-17 07:30:07,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:30:07,872 INFO L432 NwaCegarLoop]: 1407 mSDtfsCounter, 797 mSDsluCounter, 1389 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 800 SdHoareTripleChecker+Valid, 2796 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:07,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [800 Valid, 2796 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 07:30:07,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1638 states. [2024-11-17 07:30:07,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1638 to 1477. [2024-11-17 07:30:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1477 states, 1452 states have (on average 1.4641873278236914) internal successors, (2126), 1462 states have internal predecessors, (2126), 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) [2024-11-17 07:30:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1477 states and 2157 transitions. [2024-11-17 07:30:07,913 INFO L78 Accepts]: Start accepts. Automaton has 1477 states and 2157 transitions. Word has length 156 [2024-11-17 07:30:07,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:07,913 INFO L471 AbstractCegarLoop]: Abstraction has 1477 states and 2157 transitions. [2024-11-17 07:30:07,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:30:07,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2157 transitions. [2024-11-17 07:30:07,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-17 07:30:07,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:07,917 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:07,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 07:30:07,917 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:07,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:07,918 INFO L85 PathProgramCache]: Analyzing trace with hash -173257963, now seen corresponding path program 1 times [2024-11-17 07:30:07,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:07,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648117521] [2024-11-17 07:30:07,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:07,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:08,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:30:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:08,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:30:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:30:08,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:08,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648117521] [2024-11-17 07:30:08,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648117521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:08,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:08,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 07:30:08,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882326295] [2024-11-17 07:30:08,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:08,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:30:08,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:08,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:30:08,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:08,379 INFO L87 Difference]: Start difference. First operand 1477 states and 2157 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:30:09,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:09,092 INFO L93 Difference]: Finished difference Result 2777 states and 4060 transitions. [2024-11-17 07:30:09,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 07:30:09,092 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 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 171 [2024-11-17 07:30:09,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:09,100 INFO L225 Difference]: With dead ends: 2777 [2024-11-17 07:30:09,100 INFO L226 Difference]: Without dead ends: 1438 [2024-11-17 07:30:09,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:30:09,103 INFO L432 NwaCegarLoop]: 1288 mSDtfsCounter, 56 mSDsluCounter, 3709 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 4997 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:09,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 4997 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-17 07:30:09,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1438 states. [2024-11-17 07:30:09,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1438 to 1435. [2024-11-17 07:30:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1435 states, 1410 states have (on average 1.4531914893617022) internal successors, (2049), 1420 states have internal predecessors, (2049), 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) [2024-11-17 07:30:09,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 2080 transitions. [2024-11-17 07:30:09,136 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 2080 transitions. Word has length 171 [2024-11-17 07:30:09,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:09,136 INFO L471 AbstractCegarLoop]: Abstraction has 1435 states and 2080 transitions. [2024-11-17 07:30:09,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:30:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2080 transitions. [2024-11-17 07:30:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-17 07:30:09,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:09,138 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:09,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 07:30:09,139 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:09,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:09,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1559201682, now seen corresponding path program 1 times [2024-11-17 07:30:09,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:09,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048290967] [2024-11-17 07:30:09,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:09,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:09,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:30:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:09,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:30:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:30:09,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:09,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048290967] [2024-11-17 07:30:09,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048290967] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:09,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:09,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:30:09,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524244309] [2024-11-17 07:30:09,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:09,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:09,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:09,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:09,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:09,514 INFO L87 Difference]: Start difference. First operand 1435 states and 2080 transitions. Second operand has 4 states, 4 states have (on average 41.0) internal successors, (164), 3 states have internal predecessors, (164), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:30:10,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:10,978 INFO L93 Difference]: Finished difference Result 3312 states and 4815 transitions. [2024-11-17 07:30:10,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:10,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 3 states have internal predecessors, (164), 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 171 [2024-11-17 07:30:10,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:10,991 INFO L225 Difference]: With dead ends: 3312 [2024-11-17 07:30:10,991 INFO L226 Difference]: Without dead ends: 2015 [2024-11-17 07:30:10,993 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:30:10,994 INFO L432 NwaCegarLoop]: 1483 mSDtfsCounter, 702 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:10,995 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [710 Valid, 4121 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-17 07:30:10,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2015 states. [2024-11-17 07:30:11,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2015 to 2007. [2024-11-17 07:30:11,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2007 states, 1976 states have (on average 1.4524291497975708) internal successors, (2870), 1986 states have internal predecessors, (2870), 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) [2024-11-17 07:30:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 2007 states and 2913 transitions. [2024-11-17 07:30:11,042 INFO L78 Accepts]: Start accepts. Automaton has 2007 states and 2913 transitions. Word has length 171 [2024-11-17 07:30:11,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:11,044 INFO L471 AbstractCegarLoop]: Abstraction has 2007 states and 2913 transitions. [2024-11-17 07:30:11,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 3 states have internal predecessors, (164), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:30:11,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2913 transitions. [2024-11-17 07:30:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-17 07:30:11,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:11,046 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:11,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 07:30:11,047 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:11,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:11,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1273888328, now seen corresponding path program 1 times [2024-11-17 07:30:11,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:11,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963806916] [2024-11-17 07:30:11,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:11,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:11,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:30:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:11,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:30:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:11,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-17 07:30:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:11,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-17 07:30:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:11,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:11,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963806916] [2024-11-17 07:30:11,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963806916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:11,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:11,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:30:11,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124542390] [2024-11-17 07:30:11,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:11,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:30:11,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:11,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:30:11,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:11,642 INFO L87 Difference]: Start difference. First operand 2007 states and 2913 transitions. Second operand has 5 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:12,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:12,560 INFO L93 Difference]: Finished difference Result 2078 states and 3016 transitions. [2024-11-17 07:30:12,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:30:12,560 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 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 [2024-11-17 07:30:12,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:12,570 INFO L225 Difference]: With dead ends: 2078 [2024-11-17 07:30:12,570 INFO L226 Difference]: Without dead ends: 2076 [2024-11-17 07:30:12,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:30:12,572 INFO L432 NwaCegarLoop]: 1341 mSDtfsCounter, 327 mSDsluCounter, 3765 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 5106 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:12,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 5106 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-17 07:30:12,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2024-11-17 07:30:12,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2072. [2024-11-17 07:30:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2072 states, 2038 states have (on average 1.4470068694798823) internal successors, (2949), 2048 states have internal predecessors, (2949), 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) [2024-11-17 07:30:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 2072 states and 2998 transitions. [2024-11-17 07:30:12,618 INFO L78 Accepts]: Start accepts. Automaton has 2072 states and 2998 transitions. Word has length 186 [2024-11-17 07:30:12,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:12,619 INFO L471 AbstractCegarLoop]: Abstraction has 2072 states and 2998 transitions. [2024-11-17 07:30:12,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2998 transitions. [2024-11-17 07:30:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-17 07:30:12,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:12,621 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:12,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-17 07:30:12,622 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:12,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:12,622 INFO L85 PathProgramCache]: Analyzing trace with hash -564029301, now seen corresponding path program 1 times [2024-11-17 07:30:12,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:12,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351678816] [2024-11-17 07:30:12,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:12,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:13,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:30:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:13,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:30:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:13,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-17 07:30:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:13,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-17 07:30:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-17 07:30:13,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:13,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351678816] [2024-11-17 07:30:13,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351678816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:13,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534490039] [2024-11-17 07:30:13,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:13,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:13,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:13,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:13,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 07:30:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:14,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-17 07:30:14,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:14,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:30:14,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:30:14,366 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 23 treesize of output 22 [2024-11-17 07:30:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:15,165 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:15,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534490039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:15,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:15,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5] total 14 [2024-11-17 07:30:15,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293203664] [2024-11-17 07:30:15,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:15,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:30:15,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:15,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:30:15,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-17 07:30:15,168 INFO L87 Difference]: Start difference. First operand 2072 states and 2998 transitions. Second operand has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:20,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:20,136 INFO L93 Difference]: Finished difference Result 4104 states and 5935 transitions. [2024-11-17 07:30:20,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 07:30:20,137 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 193 [2024-11-17 07:30:20,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:20,145 INFO L225 Difference]: With dead ends: 4104 [2024-11-17 07:30:20,145 INFO L226 Difference]: Without dead ends: 2123 [2024-11-17 07:30:20,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-11-17 07:30:20,149 INFO L432 NwaCegarLoop]: 1330 mSDtfsCounter, 739 mSDsluCounter, 10465 mSDsCounter, 0 mSdLazyCounter, 2792 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 744 SdHoareTripleChecker+Valid, 11795 SdHoareTripleChecker+Invalid, 2796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:20,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [744 Valid, 11795 Invalid, 2796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 2792 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-17 07:30:20,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2024-11-17 07:30:20,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 2099. [2024-11-17 07:30:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2099 states, 2065 states have (on average 1.4435835351089588) internal successors, (2981), 2075 states have internal predecessors, (2981), 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) [2024-11-17 07:30:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 2099 states and 3030 transitions. [2024-11-17 07:30:20,196 INFO L78 Accepts]: Start accepts. Automaton has 2099 states and 3030 transitions. Word has length 193 [2024-11-17 07:30:20,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:20,197 INFO L471 AbstractCegarLoop]: Abstraction has 2099 states and 3030 transitions. [2024-11-17 07:30:20,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 3030 transitions. [2024-11-17 07:30:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-17 07:30:20,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:20,199 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:20,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-17 07:30:20,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-17 07:30:20,404 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:20,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:20,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1391585341, now seen corresponding path program 1 times [2024-11-17 07:30:20,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:20,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446004929] [2024-11-17 07:30:20,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:20,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-17 07:30:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-17 07:30:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-17 07:30:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-17 07:30:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-17 07:30:21,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:21,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446004929] [2024-11-17 07:30:21,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446004929] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:21,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338621983] [2024-11-17 07:30:21,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:21,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:21,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:21,100 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:21,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 07:30:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:21,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-17 07:30:21,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:21,884 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:21,885 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:21,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338621983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:21,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:21,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-11-17 07:30:21,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786750082] [2024-11-17 07:30:21,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:21,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:21,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:21,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:21,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:21,888 INFO L87 Difference]: Start difference. First operand 2099 states and 3030 transitions. Second operand has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:22,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:22,364 INFO L93 Difference]: Finished difference Result 4125 states and 5963 transitions. [2024-11-17 07:30:22,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:22,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 194 [2024-11-17 07:30:22,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:22,374 INFO L225 Difference]: With dead ends: 4125 [2024-11-17 07:30:22,374 INFO L226 Difference]: Without dead ends: 2144 [2024-11-17 07:30:22,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:22,379 INFO L432 NwaCegarLoop]: 1327 mSDtfsCounter, 17 mSDsluCounter, 2488 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3815 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:22,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3815 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:30:22,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2144 states. [2024-11-17 07:30:22,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2144 to 2128. [2024-11-17 07:30:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 2094 states have (on average 1.440305635148042) internal successors, (3016), 2104 states have internal predecessors, (3016), 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) [2024-11-17 07:30:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 3065 transitions. [2024-11-17 07:30:22,437 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 3065 transitions. Word has length 194 [2024-11-17 07:30:22,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:22,437 INFO L471 AbstractCegarLoop]: Abstraction has 2128 states and 3065 transitions. [2024-11-17 07:30:22,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3065 transitions. [2024-11-17 07:30:22,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-17 07:30:22,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:22,440 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:22,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-17 07:30:22,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:22,645 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:22,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:22,646 INFO L85 PathProgramCache]: Analyzing trace with hash -945033112, now seen corresponding path program 1 times [2024-11-17 07:30:22,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:22,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774934934] [2024-11-17 07:30:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:22,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:23,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-17 07:30:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:23,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-17 07:30:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:23,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 07:30:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:23,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-17 07:30:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:23,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:23,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774934934] [2024-11-17 07:30:23,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774934934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:23,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:23,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-17 07:30:23,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205746767] [2024-11-17 07:30:23,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:23,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-17 07:30:23,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:23,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 07:30:23,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:23,156 INFO L87 Difference]: Start difference. First operand 2128 states and 3065 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:24,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:24,289 INFO L93 Difference]: Finished difference Result 4149 states and 5999 transitions. [2024-11-17 07:30:24,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:30:24,289 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), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 195 [2024-11-17 07:30:24,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:24,298 INFO L225 Difference]: With dead ends: 4149 [2024-11-17 07:30:24,298 INFO L226 Difference]: Without dead ends: 2143 [2024-11-17 07:30:24,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:24,302 INFO L432 NwaCegarLoop]: 1298 mSDtfsCounter, 34 mSDsluCounter, 4729 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 6027 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:24,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 6027 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-17 07:30:24,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2143 states. [2024-11-17 07:30:24,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2143 to 2136. [2024-11-17 07:30:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2136 states, 2102 states have (on average 1.439581351094196) internal successors, (3026), 2112 states have internal predecessors, (3026), 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) [2024-11-17 07:30:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 3075 transitions. [2024-11-17 07:30:24,349 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 3075 transitions. Word has length 195 [2024-11-17 07:30:24,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:24,349 INFO L471 AbstractCegarLoop]: Abstraction has 2136 states and 3075 transitions. [2024-11-17 07:30:24,350 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), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 3075 transitions. [2024-11-17 07:30:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-17 07:30:24,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:24,352 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] [2024-11-17 07:30:24,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-17 07:30:24,352 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:24,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:24,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1965350311, now seen corresponding path program 1 times [2024-11-17 07:30:24,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:24,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026888852] [2024-11-17 07:30:24,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:24,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:24,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:24,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:24,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-17 07:30:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:24,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-17 07:30:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:24,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:24,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026888852] [2024-11-17 07:30:24,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026888852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:24,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:24,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 07:30:24,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769065459] [2024-11-17 07:30:24,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:24,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 07:30:24,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:24,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 07:30:24,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:30:24,848 INFO L87 Difference]: Start difference. First operand 2136 states and 3075 transitions. Second operand has 8 states, 8 states have (on average 22.375) internal successors, (179), 7 states have internal predecessors, (179), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:26,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:26,210 INFO L93 Difference]: Finished difference Result 4164 states and 6019 transitions. [2024-11-17 07:30:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 07:30:26,211 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.375) internal successors, (179), 7 states have internal predecessors, (179), 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 196 [2024-11-17 07:30:26,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:26,219 INFO L225 Difference]: With dead ends: 4164 [2024-11-17 07:30:26,219 INFO L226 Difference]: Without dead ends: 2161 [2024-11-17 07:30:26,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:30:26,224 INFO L432 NwaCegarLoop]: 1290 mSDtfsCounter, 38 mSDsluCounter, 7050 mSDsCounter, 0 mSdLazyCounter, 1749 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 8340 SdHoareTripleChecker+Invalid, 1760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:26,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 8340 Invalid, 1760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1749 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-17 07:30:26,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2161 states. [2024-11-17 07:30:26,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2161 to 2152. [2024-11-17 07:30:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2152 states, 2118 states have (on average 1.4390934844192635) internal successors, (3048), 2128 states have internal predecessors, (3048), 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) [2024-11-17 07:30:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 3097 transitions. [2024-11-17 07:30:26,268 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 3097 transitions. Word has length 196 [2024-11-17 07:30:26,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:26,269 INFO L471 AbstractCegarLoop]: Abstraction has 2152 states and 3097 transitions. [2024-11-17 07:30:26,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.375) internal successors, (179), 7 states have internal predecessors, (179), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 3097 transitions. [2024-11-17 07:30:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-17 07:30:26,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:26,271 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] [2024-11-17 07:30:26,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-17 07:30:26,271 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:26,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:26,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1644968841, now seen corresponding path program 1 times [2024-11-17 07:30:26,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:26,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386424220] [2024-11-17 07:30:26,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:26,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:26,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:27,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:27,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-17 07:30:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:27,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-17 07:30:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:27,013 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-17 07:30:27,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:27,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386424220] [2024-11-17 07:30:27,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386424220] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:27,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176636525] [2024-11-17 07:30:27,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:27,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:27,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:27,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:27,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-17 07:30:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:27,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-17 07:30:27,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:27,993 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-17 07:30:27,994 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:27,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [176636525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:27,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:27,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-17 07:30:27,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608318523] [2024-11-17 07:30:27,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:27,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-17 07:30:27,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:27,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 07:30:27,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:27,996 INFO L87 Difference]: Start difference. First operand 2152 states and 3097 transitions. Second operand has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:28,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:28,572 INFO L93 Difference]: Finished difference Result 4035 states and 5836 transitions. [2024-11-17 07:30:28,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:30:28,573 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 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 196 [2024-11-17 07:30:28,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:28,582 INFO L225 Difference]: With dead ends: 4035 [2024-11-17 07:30:28,582 INFO L226 Difference]: Without dead ends: 2162 [2024-11-17 07:30:28,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:28,586 INFO L432 NwaCegarLoop]: 1322 mSDtfsCounter, 12 mSDsluCounter, 5044 mSDsCounter, 0 mSdLazyCounter, 854 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 6366 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:28,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 6366 Invalid, 856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 854 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:30:28,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2024-11-17 07:30:28,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 2160. [2024-11-17 07:30:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2160 states, 2126 states have (on average 1.4374412041392286) internal successors, (3056), 2136 states have internal predecessors, (3056), 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) [2024-11-17 07:30:28,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 2160 states and 3105 transitions. [2024-11-17 07:30:28,668 INFO L78 Accepts]: Start accepts. Automaton has 2160 states and 3105 transitions. Word has length 196 [2024-11-17 07:30:28,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:28,669 INFO L471 AbstractCegarLoop]: Abstraction has 2160 states and 3105 transitions. [2024-11-17 07:30:28,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 3105 transitions. [2024-11-17 07:30:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-17 07:30:28,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:28,672 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] [2024-11-17 07:30:28,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-17 07:30:28,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:28,873 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:28,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:28,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1701953164, now seen corresponding path program 1 times [2024-11-17 07:30:28,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:28,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511317724] [2024-11-17 07:30:28,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:28,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:29,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:29,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:29,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-17 07:30:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:29,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-17 07:30:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:29,393 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:29,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:29,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511317724] [2024-11-17 07:30:29,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511317724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:29,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:29,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 07:30:29,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091450898] [2024-11-17 07:30:29,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:29,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 07:30:29,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:29,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 07:30:29,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:30:29,396 INFO L87 Difference]: Start difference. First operand 2160 states and 3105 transitions. Second operand has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:30,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:30,414 INFO L93 Difference]: Finished difference Result 4040 states and 5847 transitions. [2024-11-17 07:30:30,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 07:30:30,414 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 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 197 [2024-11-17 07:30:30,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:30,422 INFO L225 Difference]: With dead ends: 4040 [2024-11-17 07:30:30,422 INFO L226 Difference]: Without dead ends: 2173 [2024-11-17 07:30:30,425 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:30:30,425 INFO L432 NwaCegarLoop]: 1289 mSDtfsCounter, 40 mSDsluCounter, 7302 mSDsCounter, 0 mSdLazyCounter, 1444 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 8591 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:30,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 8591 Invalid, 1453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1444 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-17 07:30:30,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2024-11-17 07:30:30,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2168. [2024-11-17 07:30:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2134 states have (on average 1.436738519212746) internal successors, (3066), 2144 states have internal predecessors, (3066), 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) [2024-11-17 07:30:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 3115 transitions. [2024-11-17 07:30:30,476 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 3115 transitions. Word has length 197 [2024-11-17 07:30:30,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:30,477 INFO L471 AbstractCegarLoop]: Abstraction has 2168 states and 3115 transitions. [2024-11-17 07:30:30,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 3115 transitions. [2024-11-17 07:30:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-17 07:30:30,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:30,479 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, 1] [2024-11-17 07:30:30,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-17 07:30:30,480 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:30,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:30,480 INFO L85 PathProgramCache]: Analyzing trace with hash -801118708, now seen corresponding path program 1 times [2024-11-17 07:30:30,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:30,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249793943] [2024-11-17 07:30:30,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:30,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:30,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:30,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:30,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-17 07:30:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:30,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-17 07:30:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:30,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:30,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249793943] [2024-11-17 07:30:30,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249793943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:30,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:30,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-17 07:30:30,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411775995] [2024-11-17 07:30:30,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:30,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-17 07:30:30,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:30,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 07:30:30,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:30,956 INFO L87 Difference]: Start difference. First operand 2168 states and 3115 transitions. Second operand has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 6 states have internal predecessors, (181), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:31,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:31,717 INFO L93 Difference]: Finished difference Result 4055 states and 5867 transitions. [2024-11-17 07:30:31,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:30:31,718 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 6 states have internal predecessors, (181), 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 198 [2024-11-17 07:30:31,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:31,724 INFO L225 Difference]: With dead ends: 4055 [2024-11-17 07:30:31,725 INFO L226 Difference]: Without dead ends: 2177 [2024-11-17 07:30:31,731 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-17 07:30:31,731 INFO L432 NwaCegarLoop]: 1299 mSDtfsCounter, 34 mSDsluCounter, 4876 mSDsCounter, 0 mSdLazyCounter, 1021 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 6175 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:31,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 6175 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1021 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-17 07:30:31,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2177 states. [2024-11-17 07:30:31,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2177 to 2174. [2024-11-17 07:30:31,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2174 states, 2140 states have (on average 1.4355140186915887) internal successors, (3072), 2150 states have internal predecessors, (3072), 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) [2024-11-17 07:30:31,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 2174 states and 3121 transitions. [2024-11-17 07:30:31,770 INFO L78 Accepts]: Start accepts. Automaton has 2174 states and 3121 transitions. Word has length 198 [2024-11-17 07:30:31,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:31,770 INFO L471 AbstractCegarLoop]: Abstraction has 2174 states and 3121 transitions. [2024-11-17 07:30:31,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 6 states have internal predecessors, (181), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:31,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 3121 transitions. [2024-11-17 07:30:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-17 07:30:31,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:31,773 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, 1] [2024-11-17 07:30:31,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-17 07:30:31,773 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:31,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:31,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1054903440, now seen corresponding path program 1 times [2024-11-17 07:30:31,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:31,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245366345] [2024-11-17 07:30:31,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:31,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:32,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:32,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-17 07:30:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:32,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-17 07:30:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:32,437 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:32,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:32,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245366345] [2024-11-17 07:30:32,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245366345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:32,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:32,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-17 07:30:32,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217848352] [2024-11-17 07:30:32,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:32,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-17 07:30:32,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:32,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-17 07:30:32,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:32,441 INFO L87 Difference]: Start difference. First operand 2174 states and 3121 transitions. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 9 states have internal predecessors, (181), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:33,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:33,738 INFO L93 Difference]: Finished difference Result 4078 states and 5895 transitions. [2024-11-17 07:30:33,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 07:30:33,738 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 9 states have internal predecessors, (181), 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 198 [2024-11-17 07:30:33,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:33,744 INFO L225 Difference]: With dead ends: 4078 [2024-11-17 07:30:33,744 INFO L226 Difference]: Without dead ends: 2199 [2024-11-17 07:30:33,747 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 [2024-11-17 07:30:33,748 INFO L432 NwaCegarLoop]: 1297 mSDtfsCounter, 59 mSDsluCounter, 9840 mSDsCounter, 0 mSdLazyCounter, 1898 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 11137 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:33,748 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 11137 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1898 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-17 07:30:33,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2199 states. [2024-11-17 07:30:33,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2199 to 2190. [2024-11-17 07:30:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2190 states, 2156 states have (on average 1.4341372912801484) internal successors, (3092), 2166 states have internal predecessors, (3092), 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) [2024-11-17 07:30:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 2190 states and 3141 transitions. [2024-11-17 07:30:33,786 INFO L78 Accepts]: Start accepts. Automaton has 2190 states and 3141 transitions. Word has length 198 [2024-11-17 07:30:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:33,787 INFO L471 AbstractCegarLoop]: Abstraction has 2190 states and 3141 transitions. [2024-11-17 07:30:33,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 9 states have internal predecessors, (181), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3141 transitions. [2024-11-17 07:30:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-17 07:30:33,789 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:33,789 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, 1, 1] [2024-11-17 07:30:33,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-17 07:30:33,790 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:33,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:33,790 INFO L85 PathProgramCache]: Analyzing trace with hash -709751080, now seen corresponding path program 1 times [2024-11-17 07:30:33,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:33,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704449457] [2024-11-17 07:30:33,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:34,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:34,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-17 07:30:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-17 07:30:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-17 07:30:34,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:34,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704449457] [2024-11-17 07:30:34,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704449457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:34,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78178584] [2024-11-17 07:30:34,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:34,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:34,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:34,654 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:34,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-17 07:30:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:35,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-17 07:30:35,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-17 07:30:35,639 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:35,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78178584] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:35,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:35,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-17 07:30:35,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153963800] [2024-11-17 07:30:35,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:35,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-17 07:30:35,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:35,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 07:30:35,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:35,642 INFO L87 Difference]: Start difference. First operand 2190 states and 3141 transitions. Second operand has 7 states, 7 states have (on average 26.428571428571427) internal successors, (185), 7 states have internal predecessors, (185), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:36,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:36,286 INFO L93 Difference]: Finished difference Result 4082 states and 5886 transitions. [2024-11-17 07:30:36,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:30:36,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.428571428571427) internal successors, (185), 7 states have internal predecessors, (185), 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 199 [2024-11-17 07:30:36,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:36,292 INFO L225 Difference]: With dead ends: 4082 [2024-11-17 07:30:36,292 INFO L226 Difference]: Without dead ends: 2200 [2024-11-17 07:30:36,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:36,298 INFO L432 NwaCegarLoop]: 1322 mSDtfsCounter, 12 mSDsluCounter, 6298 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7620 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:36,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7620 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-17 07:30:36,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2200 states. [2024-11-17 07:30:36,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2200 to 2190. [2024-11-17 07:30:36,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2190 states, 2156 states have (on average 1.4341372912801484) internal successors, (3092), 2166 states have internal predecessors, (3092), 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) [2024-11-17 07:30:36,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 2190 states and 3141 transitions. [2024-11-17 07:30:36,336 INFO L78 Accepts]: Start accepts. Automaton has 2190 states and 3141 transitions. Word has length 199 [2024-11-17 07:30:36,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:36,337 INFO L471 AbstractCegarLoop]: Abstraction has 2190 states and 3141 transitions. [2024-11-17 07:30:36,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.428571428571427) internal successors, (185), 7 states have internal predecessors, (185), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3141 transitions. [2024-11-17 07:30:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-17 07:30:36,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:36,339 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, 1, 1] [2024-11-17 07:30:36,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-17 07:30:36,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-17 07:30:36,540 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:36,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:36,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1733137542, now seen corresponding path program 1 times [2024-11-17 07:30:36,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:36,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061594838] [2024-11-17 07:30:36,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:36,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 07:30:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-17 07:30:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-17 07:30:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,144 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-17 07:30:37,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:37,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061594838] [2024-11-17 07:30:37,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061594838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:37,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032473890] [2024-11-17 07:30:37,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:37,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:37,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:37,147 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:37,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-17 07:30:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:37,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-17 07:30:37,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:37,923 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-17 07:30:37,924 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:37,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032473890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:37,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:37,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-11-17 07:30:37,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985005652] [2024-11-17 07:30:37,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:37,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:37,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:37,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:37,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:30:37,925 INFO L87 Difference]: Start difference. First operand 2190 states and 3141 transitions. Second operand has 4 states, 4 states have (on average 46.25) internal successors, (185), 4 states have internal predecessors, (185), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:38,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:38,175 INFO L93 Difference]: Finished difference Result 4202 states and 6047 transitions. [2024-11-17 07:30:38,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:38,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.25) internal successors, (185), 4 states have internal predecessors, (185), 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 199 [2024-11-17 07:30:38,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:38,181 INFO L225 Difference]: With dead ends: 4202 [2024-11-17 07:30:38,182 INFO L226 Difference]: Without dead ends: 2193 [2024-11-17 07:30:38,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:30:38,186 INFO L432 NwaCegarLoop]: 1330 mSDtfsCounter, 0 mSDsluCounter, 2653 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3983 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:38,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3983 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:30:38,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2193 states. [2024-11-17 07:30:38,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2193 to 2193. [2024-11-17 07:30:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2193 states, 2158 states have (on average 1.4341983317886933) internal successors, (3095), 2169 states have internal predecessors, (3095), 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) [2024-11-17 07:30:38,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 2193 states and 3148 transitions. [2024-11-17 07:30:38,228 INFO L78 Accepts]: Start accepts. Automaton has 2193 states and 3148 transitions. Word has length 199 [2024-11-17 07:30:38,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:38,229 INFO L471 AbstractCegarLoop]: Abstraction has 2193 states and 3148 transitions. [2024-11-17 07:30:38,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.25) internal successors, (185), 4 states have internal predecessors, (185), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:30:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3148 transitions. [2024-11-17 07:30:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-17 07:30:38,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:38,232 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:38,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-17 07:30:38,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:38,433 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:38,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:38,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1899860610, now seen corresponding path program 1 times [2024-11-17 07:30:38,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:38,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867742191] [2024-11-17 07:30:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:39,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:39,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-17 07:30:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:39,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-17 07:30:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:39,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-17 07:30:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-17 07:30:39,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:39,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867742191] [2024-11-17 07:30:39,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867742191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:39,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141682551] [2024-11-17 07:30:39,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:39,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:39,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:39,365 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:39,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-17 07:30:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:40,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-17 07:30:40,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 07:30:40,588 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:30:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-17 07:30:40,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141682551] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:30:40,682 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:30:40,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2024-11-17 07:30:40,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462782173] [2024-11-17 07:30:40,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:30:40,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:30:40,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:40,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:30:40,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-17 07:30:40,684 INFO L87 Difference]: Start difference. First operand 2193 states and 3148 transitions. Second operand has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 10 states have internal predecessors, (200), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-17 07:30:41,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:41,675 INFO L93 Difference]: Finished difference Result 4216 states and 6077 transitions. [2024-11-17 07:30:41,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 07:30:41,675 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 10 states have internal predecessors, (200), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 203 [2024-11-17 07:30:41,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:41,681 INFO L225 Difference]: With dead ends: 4216 [2024-11-17 07:30:41,681 INFO L226 Difference]: Without dead ends: 2204 [2024-11-17 07:30:41,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2024-11-17 07:30:41,685 INFO L432 NwaCegarLoop]: 1303 mSDtfsCounter, 31 mSDsluCounter, 8943 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 10246 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:41,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 10246 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-17 07:30:41,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2204 states. [2024-11-17 07:30:41,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2204 to 2202. [2024-11-17 07:30:41,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2202 states, 2166 states have (on average 1.4353647276084949) internal successors, (3109), 2177 states have internal predecessors, (3109), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 3162 transitions. [2024-11-17 07:30:41,725 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 3162 transitions. Word has length 203 [2024-11-17 07:30:41,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:41,725 INFO L471 AbstractCegarLoop]: Abstraction has 2202 states and 3162 transitions. [2024-11-17 07:30:41,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 10 states have internal predecessors, (200), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-17 07:30:41,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 3162 transitions. [2024-11-17 07:30:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-17 07:30:41,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:41,728 INFO L215 NwaCegarLoop]: trace histogram [12, 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, 1, 1] [2024-11-17 07:30:41,762 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-17 07:30:41,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:41,929 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:41,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:41,930 INFO L85 PathProgramCache]: Analyzing trace with hash 332977030, now seen corresponding path program 2 times [2024-11-17 07:30:41,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:41,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899183978] [2024-11-17 07:30:41,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:41,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:43,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:43,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 07:30:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:43,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-17 07:30:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:43,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-17 07:30:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 5 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-17 07:30:43,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:43,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899183978] [2024-11-17 07:30:43,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899183978] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:43,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778165985] [2024-11-17 07:30:43,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 07:30:43,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:43,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:43,402 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:43,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-17 07:30:43,949 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-17 07:30:43,949 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 07:30:43,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:30:43,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:43,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2024-11-17 07:30:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-17 07:30:43,975 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:43,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778165985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:43,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:43,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2024-11-17 07:30:43,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649864402] [2024-11-17 07:30:43,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:43,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:30:43,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:43,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:30:43,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:43,977 INFO L87 Difference]: Start difference. First operand 2202 states and 3162 transitions. Second operand has 3 states, 2 states have (on average 90.0) internal successors, (180), 3 states have internal predecessors, (180), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:44,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:44,154 INFO L93 Difference]: Finished difference Result 2202 states and 3162 transitions. [2024-11-17 07:30:44,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:30:44,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 90.0) internal successors, (180), 3 states have internal predecessors, (180), 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 211 [2024-11-17 07:30:44,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:44,160 INFO L225 Difference]: With dead ends: 2202 [2024-11-17 07:30:44,160 INFO L226 Difference]: Without dead ends: 2201 [2024-11-17 07:30:44,161 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:44,161 INFO L432 NwaCegarLoop]: 1329 mSDtfsCounter, 2 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 2656 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:44,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 2656 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:30:44,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2201 states. [2024-11-17 07:30:44,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2201 to 2201. [2024-11-17 07:30:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2201 states, 2166 states have (on average 1.4349030470914128) internal successors, (3108), 2176 states have internal predecessors, (3108), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:44,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 2201 states and 3161 transitions. [2024-11-17 07:30:44,196 INFO L78 Accepts]: Start accepts. Automaton has 2201 states and 3161 transitions. Word has length 211 [2024-11-17 07:30:44,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:44,197 INFO L471 AbstractCegarLoop]: Abstraction has 2201 states and 3161 transitions. [2024-11-17 07:30:44,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 90.0) internal successors, (180), 3 states have internal predecessors, (180), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 3161 transitions. [2024-11-17 07:30:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-17 07:30:44,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:44,198 INFO L215 NwaCegarLoop]: trace histogram [12, 4, 4, 4, 2, 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, 1] [2024-11-17 07:30:44,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-17 07:30:44,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-17 07:30:44,399 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:44,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:44,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1732355143, now seen corresponding path program 1 times [2024-11-17 07:30:44,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:44,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174620545] [2024-11-17 07:30:44,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:45,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:45,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 07:30:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:45,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-17 07:30:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:45,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-17 07:30:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:45,338 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-17 07:30:45,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:45,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174620545] [2024-11-17 07:30:45,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174620545] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:45,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432786538] [2024-11-17 07:30:45,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:45,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:45,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:45,341 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:45,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-17 07:30:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:46,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-17 07:30:46,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:46,382 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 70 proven. 10 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-17 07:30:46,383 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:30:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 23 proven. 31 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-17 07:30:46,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432786538] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:30:46,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:30:46,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 19 [2024-11-17 07:30:46,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749123094] [2024-11-17 07:30:46,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:30:46,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-17 07:30:46,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:46,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-17 07:30:46,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2024-11-17 07:30:46,509 INFO L87 Difference]: Start difference. First operand 2201 states and 3161 transitions. Second operand has 19 states, 19 states have (on average 11.210526315789474) internal successors, (213), 18 states have internal predecessors, (213), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-17 07:30:47,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:47,476 INFO L93 Difference]: Finished difference Result 4204 states and 6075 transitions. [2024-11-17 07:30:47,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-17 07:30:47,477 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 11.210526315789474) internal successors, (213), 18 states have internal predecessors, (213), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 212 [2024-11-17 07:30:47,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:47,482 INFO L225 Difference]: With dead ends: 4204 [2024-11-17 07:30:47,482 INFO L226 Difference]: Without dead ends: 2052 [2024-11-17 07:30:47,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=189, Invalid=567, Unknown=0, NotChecked=0, Total=756 [2024-11-17 07:30:47,487 INFO L432 NwaCegarLoop]: 1222 mSDtfsCounter, 59 mSDsluCounter, 7170 mSDsCounter, 0 mSdLazyCounter, 1259 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 8392 SdHoareTripleChecker+Invalid, 1281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:47,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 8392 Invalid, 1281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1259 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-17 07:30:47,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2024-11-17 07:30:47,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 2046. [2024-11-17 07:30:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2046 states, 2011 states have (on average 1.4321233217304823) internal successors, (2880), 2021 states have internal predecessors, (2880), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 2046 states and 2933 transitions. [2024-11-17 07:30:47,553 INFO L78 Accepts]: Start accepts. Automaton has 2046 states and 2933 transitions. Word has length 212 [2024-11-17 07:30:47,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:47,553 INFO L471 AbstractCegarLoop]: Abstraction has 2046 states and 2933 transitions. [2024-11-17 07:30:47,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 11.210526315789474) internal successors, (213), 18 states have internal predecessors, (213), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-17 07:30:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2933 transitions. [2024-11-17 07:30:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-17 07:30:47,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:47,555 INFO L215 NwaCegarLoop]: trace histogram [26, 4, 4, 4, 2, 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, 1] [2024-11-17 07:30:47,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-17 07:30:47,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:47,756 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:47,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:47,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1338595853, now seen corresponding path program 2 times [2024-11-17 07:30:47,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:47,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495511039] [2024-11-17 07:30:47,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:47,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:48,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:49,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-17 07:30:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 07:30:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-17 07:30:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:49,151 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 6 proven. 165 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-17 07:30:49,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:49,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495511039] [2024-11-17 07:30:49,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495511039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:49,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995627889] [2024-11-17 07:30:49,152 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 07:30:49,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:49,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:49,154 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:49,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-17 07:30:49,931 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 07:30:49,931 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 07:30:49,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-17 07:30:49,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:49,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:30:50,352 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 23 treesize of output 3 [2024-11-17 07:30:50,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 29 treesize of output 13 [2024-11-17 07:30:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-17 07:30:50,443 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:30:51,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995627889] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:51,041 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-17 07:30:51,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 17 [2024-11-17 07:30:51,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179250712] [2024-11-17 07:30:51,042 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-17 07:30:51,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-17 07:30:51,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:51,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-17 07:30:51,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2024-11-17 07:30:51,044 INFO L87 Difference]: Start difference. First operand 2046 states and 2933 transitions. Second operand has 17 states, 17 states have (on average 22.058823529411764) internal successors, (375), 16 states have internal predecessors, (375), 3 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-17 07:30:54,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 07:30:54,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:54,679 INFO L93 Difference]: Finished difference Result 4365 states and 6242 transitions. [2024-11-17 07:30:54,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-17 07:30:54,679 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 22.058823529411764) internal successors, (375), 16 states have internal predecessors, (375), 3 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 226 [2024-11-17 07:30:54,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:54,684 INFO L225 Difference]: With dead ends: 4365 [2024-11-17 07:30:54,685 INFO L226 Difference]: Without dead ends: 2415 [2024-11-17 07:30:54,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 245 SyntacticMatches, 7 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=132, Invalid=924, Unknown=0, NotChecked=0, Total=1056 [2024-11-17 07:30:54,687 INFO L432 NwaCegarLoop]: 1527 mSDtfsCounter, 3067 mSDsluCounter, 11556 mSDsCounter, 0 mSdLazyCounter, 2472 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3088 SdHoareTripleChecker+Valid, 13083 SdHoareTripleChecker+Invalid, 2517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 2472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:54,688 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3088 Valid, 13083 Invalid, 2517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 2472 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-17 07:30:54,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2024-11-17 07:30:54,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2078. [2024-11-17 07:30:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2078 states, 2040 states have (on average 1.4318627450980392) internal successors, (2921), 2051 states have internal predecessors, (2921), 25 states have call successors, (25), 6 states have call predecessors, (25), 8 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 2974 transitions. [2024-11-17 07:30:54,752 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 2974 transitions. Word has length 226 [2024-11-17 07:30:54,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:54,753 INFO L471 AbstractCegarLoop]: Abstraction has 2078 states and 2974 transitions. [2024-11-17 07:30:54,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 22.058823529411764) internal successors, (375), 16 states have internal predecessors, (375), 3 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-17 07:30:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2974 transitions. [2024-11-17 07:30:54,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-17 07:30:54,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:54,758 INFO L215 NwaCegarLoop]: trace histogram [28, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:54,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-17 07:30:54,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-17 07:30:54,960 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:54,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:54,961 INFO L85 PathProgramCache]: Analyzing trace with hash -935674539, now seen corresponding path program 1 times [2024-11-17 07:30:54,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:54,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041193443] [2024-11-17 07:30:54,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:55,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:55,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 07:30:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:55,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-17 07:30:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:55,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-17 07:30:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:55,474 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-11-17 07:30:55,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:55,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041193443] [2024-11-17 07:30:55,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041193443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:55,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:30:55,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 07:30:55,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9101133] [2024-11-17 07:30:55,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:55,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:30:55,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:55,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:30:55,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:30:55,477 INFO L87 Difference]: Start difference. First operand 2078 states and 2974 transitions. Second operand has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:56,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:56,237 INFO L93 Difference]: Finished difference Result 3395 states and 4931 transitions. [2024-11-17 07:30:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 07:30:56,238 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 285 [2024-11-17 07:30:56,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:56,243 INFO L225 Difference]: With dead ends: 3395 [2024-11-17 07:30:56,243 INFO L226 Difference]: Without dead ends: 2040 [2024-11-17 07:30:56,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:30:56,245 INFO L432 NwaCegarLoop]: 1144 mSDtfsCounter, 56 mSDsluCounter, 3282 mSDsCounter, 0 mSdLazyCounter, 644 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 4426 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:56,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 4426 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 644 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-17 07:30:56,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2040 states. [2024-11-17 07:30:56,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2040 to 2036. [2024-11-17 07:30:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2036 states, 1998 states have (on average 1.4234234234234233) internal successors, (2844), 2009 states have internal predecessors, (2844), 25 states have call successors, (25), 6 states have call predecessors, (25), 8 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 2036 states and 2897 transitions. [2024-11-17 07:30:56,288 INFO L78 Accepts]: Start accepts. Automaton has 2036 states and 2897 transitions. Word has length 285 [2024-11-17 07:30:56,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:56,288 INFO L471 AbstractCegarLoop]: Abstraction has 2036 states and 2897 transitions. [2024-11-17 07:30:56,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:56,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2897 transitions. [2024-11-17 07:30:56,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-17 07:30:56,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:56,291 INFO L215 NwaCegarLoop]: trace histogram [28, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:56,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-17 07:30:56,292 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:56,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:56,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1083422098, now seen corresponding path program 1 times [2024-11-17 07:30:56,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:56,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699426790] [2024-11-17 07:30:56,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:56,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:57,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:57,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 07:30:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:57,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-17 07:30:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:57,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-17 07:30:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2024-11-17 07:30:57,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:30:57,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699426790] [2024-11-17 07:30:57,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699426790] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:30:57,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990681857] [2024-11-17 07:30:57,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:57,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:30:57,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:30:57,379 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:30:57,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-17 07:30:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:58,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 1652 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:30:58,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:30:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-11-17 07:30:58,683 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:30:58,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990681857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:30:58,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:30:58,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 9 [2024-11-17 07:30:58,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089028406] [2024-11-17 07:30:58,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:30:58,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:30:58,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:30:58,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:30:58,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-17 07:30:58,685 INFO L87 Difference]: Start difference. First operand 2036 states and 2897 transitions. Second operand has 4 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:58,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:30:58,844 INFO L93 Difference]: Finished difference Result 2037 states and 2898 transitions. [2024-11-17 07:30:58,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:30:58,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 285 [2024-11-17 07:30:58,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:30:58,849 INFO L225 Difference]: With dead ends: 2037 [2024-11-17 07:30:58,849 INFO L226 Difference]: Without dead ends: 2036 [2024-11-17 07:30:58,850 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:30:58,850 INFO L432 NwaCegarLoop]: 1180 mSDtfsCounter, 1041 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:30:58,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 2355 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:30:58,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-11-17 07:30:58,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2035. [2024-11-17 07:30:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2035 states, 1998 states have (on average 1.422922922922923) internal successors, (2843), 2008 states have internal predecessors, (2843), 25 states have call successors, (25), 6 states have call predecessors, (25), 8 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:30:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 2896 transitions. [2024-11-17 07:30:58,891 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 2896 transitions. Word has length 285 [2024-11-17 07:30:58,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:30:58,892 INFO L471 AbstractCegarLoop]: Abstraction has 2035 states and 2896 transitions. [2024-11-17 07:30:58,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:30:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2896 transitions. [2024-11-17 07:30:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-17 07:30:58,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:30:58,895 INFO L215 NwaCegarLoop]: trace histogram [28, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:30:58,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-17 07:30:59,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-17 07:30:59,097 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:30:59,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:30:59,097 INFO L85 PathProgramCache]: Analyzing trace with hash 773653324, now seen corresponding path program 1 times [2024-11-17 07:30:59,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:30:59,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811805315] [2024-11-17 07:30:59,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:30:59,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:30:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:30:59,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:30:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:00,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 07:31:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:00,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-17 07:31:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:00,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-17 07:31:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2024-11-17 07:31:00,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:00,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811805315] [2024-11-17 07:31:00,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811805315] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:31:00,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189877345] [2024-11-17 07:31:00,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:00,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:00,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:00,067 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:31:00,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-17 07:31:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:01,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:31:01,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:31:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-11-17 07:31:01,322 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:31:01,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189877345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:01,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:31:01,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 9 [2024-11-17 07:31:01,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648635656] [2024-11-17 07:31:01,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:01,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:31:01,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:01,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:31:01,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-17 07:31:01,324 INFO L87 Difference]: Start difference. First operand 2035 states and 2896 transitions. Second operand has 4 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:01,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:01,550 INFO L93 Difference]: Finished difference Result 2047 states and 2914 transitions. [2024-11-17 07:31:01,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:31:01,551 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 286 [2024-11-17 07:31:01,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:01,556 INFO L225 Difference]: With dead ends: 2047 [2024-11-17 07:31:01,556 INFO L226 Difference]: Without dead ends: 2046 [2024-11-17 07:31:01,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-17 07:31:01,558 INFO L432 NwaCegarLoop]: 1185 mSDtfsCounter, 325 mSDsluCounter, 1843 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 3028 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:01,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 3028 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:31:01,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2046 states. [2024-11-17 07:31:01,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2046 to 2038. [2024-11-17 07:31:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2038 states, 2001 states have (on average 1.422288855572214) internal successors, (2846), 2010 states have internal predecessors, (2846), 25 states have call successors, (25), 7 states have call predecessors, (25), 8 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-17 07:31:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 2038 states and 2899 transitions. [2024-11-17 07:31:01,604 INFO L78 Accepts]: Start accepts. Automaton has 2038 states and 2899 transitions. Word has length 286 [2024-11-17 07:31:01,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:01,604 INFO L471 AbstractCegarLoop]: Abstraction has 2038 states and 2899 transitions. [2024-11-17 07:31:01,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2899 transitions. [2024-11-17 07:31:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-17 07:31:01,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:01,608 INFO L215 NwaCegarLoop]: trace histogram [28, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-17 07:31:01,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-17 07:31:01,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-17 07:31:01,810 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:31:01,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:01,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1336506478, now seen corresponding path program 1 times [2024-11-17 07:31:01,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:01,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636333629] [2024-11-17 07:31:01,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:02,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 07:31:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:02,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 07:31:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:02,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-17 07:31:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:03,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-17 07:31:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2024-11-17 07:31:03,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:03,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636333629] [2024-11-17 07:31:03,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636333629] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:31:03,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645822668] [2024-11-17 07:31:03,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:03,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:03,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:03,038 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:31:03,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-17 07:31:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:04,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 1858 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:31:04,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:31:04,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2024-11-17 07:31:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2024-11-17 07:31:04,310 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:31:04,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645822668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:04,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:31:04,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-11-17 07:31:04,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308837816] [2024-11-17 07:31:04,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:04,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:31:04,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:04,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:31:04,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-17 07:31:04,314 INFO L87 Difference]: Start difference. First operand 2038 states and 2899 transitions. Second operand has 5 states, 4 states have (on average 64.25) internal successors, (257), 5 states have internal predecessors, (257), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:04,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:04,755 INFO L93 Difference]: Finished difference Result 2374 states and 3346 transitions. [2024-11-17 07:31:04,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 07:31:04,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 64.25) internal successors, (257), 5 states have internal predecessors, (257), 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 307 [2024-11-17 07:31:04,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:04,761 INFO L225 Difference]: With dead ends: 2374 [2024-11-17 07:31:04,761 INFO L226 Difference]: Without dead ends: 2373 [2024-11-17 07:31:04,762 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-17 07:31:04,763 INFO L432 NwaCegarLoop]: 1525 mSDtfsCounter, 777 mSDsluCounter, 3739 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 784 SdHoareTripleChecker+Valid, 5264 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:04,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [784 Valid, 5264 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:31:04,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2373 states. [2024-11-17 07:31:04,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2373 to 2370. [2024-11-17 07:31:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2370 states, 2327 states have (on average 1.4082509669101848) internal successors, (3277), 2336 states have internal predecessors, (3277), 31 states have call successors, (31), 7 states have call predecessors, (31), 8 states have return successors, (36), 27 states have call predecessors, (36), 30 states have call successors, (36) [2024-11-17 07:31:04,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2370 states and 3344 transitions. [2024-11-17 07:31:04,839 INFO L78 Accepts]: Start accepts. Automaton has 2370 states and 3344 transitions. Word has length 307 [2024-11-17 07:31:04,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:04,840 INFO L471 AbstractCegarLoop]: Abstraction has 2370 states and 3344 transitions. [2024-11-17 07:31:04,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 64.25) internal successors, (257), 5 states have internal predecessors, (257), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 3344 transitions. [2024-11-17 07:31:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-17 07:31:04,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:04,845 INFO L215 NwaCegarLoop]: trace histogram [28, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-17 07:31:04,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0