./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/busybox-1.22.0/fold-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 5e803a3547be3620dc8dbbd84c6dab2896bff52984e7e41a97c3a64196bed15a --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 05:52:44,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 05:52:44,341 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-09 05:52:44,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 05:52:44,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 05:52:44,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 05:52:44,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 05:52:44,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 05:52:44,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 05:52:44,365 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 05:52:44,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-09 05:52:44,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-09 05:52:44,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 05:52:44,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 05:52:44,365 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 05:52:44,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 05:52:44,366 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 05:52:44,367 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 05:52:44,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-09 05:52:44,367 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-09 05:52:44,368 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e803a3547be3620dc8dbbd84c6dab2896bff52984e7e41a97c3a64196bed15a [2025-03-09 05:52:44,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 05:52:44,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 05:52:44,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 05:52:44,617 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 05:52:44,617 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 05:52:44,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2025-03-09 05:52:45,749 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564fc26eb/3e5c315631604e1e845b5f7c83307be7/FLAGf281a9f22 [2025-03-09 05:52:46,118 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 05:52:46,122 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2025-03-09 05:52:46,160 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564fc26eb/3e5c315631604e1e845b5f7c83307be7/FLAGf281a9f22 [2025-03-09 05:52:46,304 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564fc26eb/3e5c315631604e1e845b5f7c83307be7 [2025-03-09 05:52:46,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 05:52:46,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 05:52:46,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 05:52:46,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 05:52:46,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 05:52:46,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 05:52:46" (1/1) ... [2025-03-09 05:52:46,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ade09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:46, skipping insertion in model container [2025-03-09 05:52:46,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 05:52:46" (1/1) ... [2025-03-09 05:52:46,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 05:52:47,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 05:52:47,159 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 05:52:47,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 05:52:47,387 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-03-09 05:52:47,394 INFO L204 MainTranslator]: Completed translation [2025-03-09 05:52:47,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47 WrapperNode [2025-03-09 05:52:47,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 05:52:47,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 05:52:47,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 05:52:47,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 05:52:47,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,540 INFO L138 Inliner]: procedures = 581, calls = 798, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 2129 [2025-03-09 05:52:47,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 05:52:47,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 05:52:47,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 05:52:47,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 05:52:47,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,642 INFO L175 MemorySlicer]: Split 645 memory accesses to 23 slices as follows [2, 3, 7, 22, 3, 6, 3, 25, 44, 4, 34, 16, 2, 65, 3, 2, 1, 10, 1, 3, 17, 17, 355]. 55 percent of accesses are in the largest equivalence class. The 389 initializations are split as follows [2, 0, 0, 0, 0, 0, 3, 9, 0, 0, 5, 0, 2, 8, 0, 0, 0, 1, 0, 0, 0, 4, 355]. The 116 writes are split as follows [0, 0, 7, 5, 3, 4, 0, 15, 12, 1, 0, 1, 0, 39, 0, 1, 1, 5, 1, 0, 17, 4, 0]. [2025-03-09 05:52:47,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,710 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 05:52:47,792 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 05:52:47,792 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 05:52:47,792 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 05:52:47,793 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (1/1) ... [2025-03-09 05:52:47,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 05:52:47,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:52:47,818 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) [2025-03-09 05:52:47,821 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 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-03-09 05:52:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-03-09 05:52:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-03-09 05:52:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-03-09 05:52:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2025-03-09 05:52:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-09 05:52:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-03-09 05:52:47,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-09 05:52:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-09 05:52:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-09 05:52:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-09 05:52:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-09 05:52:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-09 05:52:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-09 05:52:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-09 05:52:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-09 05:52:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-03-09 05:52:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-03-09 05:52:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-03-09 05:52:47,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-03-09 05:52:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-09 05:52:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2025-03-09 05:52:47,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-09 05:52:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-09 05:52:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-09 05:52:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-09 05:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-09 05:52:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#0 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#1 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#2 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#3 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#4 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#5 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#6 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#7 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#8 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#9 [2025-03-09 05:52:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#10 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#11 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#12 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#13 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#14 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#15 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#16 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#17 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#18 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#19 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#20 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#21 [2025-03-09 05:52:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#22 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#0 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#1 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#2 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#3 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#4 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#5 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#6 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#7 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#8 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#9 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#10 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#11 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#12 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#13 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#14 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#15 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#16 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#17 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#18 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#19 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#20 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#21 [2025-03-09 05:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#22 [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2025-03-09 05:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-09 05:52:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-03-09 05:52:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-09 05:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-09 05:52:48,391 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 05:52:48,394 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3217: havoc _IO_getc_#t~nondet266#1; [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2625: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3097: havoc xasprintf_#t~mem240#1.base, xasprintf_#t~mem240#1.offset;call ULTIMATE.dealloc(xasprintf_~#string_ptr~0#1.base, xasprintf_~#string_ptr~0#1.offset);havoc xasprintf_~#string_ptr~0#1.base, xasprintf_~#string_ptr~0#1.offset; [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2440: call ULTIMATE.dealloc(__main_~#w_opt~0#1.base, __main_~#w_opt~0#1.offset);havoc __main_~#w_opt~0#1.base, __main_~#w_opt~0#1.offset; [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3268: havoc getopt_long_#t~ret295#1; [2025-03-09 05:52:54,787 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2411: havoc fclose_if_not_stdin_#t~bitwise75#1; [2025-03-09 05:52:55,101 INFO L? ?]: Removed 1162 outVars from TransFormulas that were not future-live. [2025-03-09 05:52:55,101 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 05:52:55,150 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 05:52:55,150 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 05:52:55,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 05:52:55 BoogieIcfgContainer [2025-03-09 05:52:55,150 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 05:52:55,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-09 05:52:55,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-09 05:52:55,160 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-09 05:52:55,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.03 05:52:46" (1/3) ... [2025-03-09 05:52:55,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ec4322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 05:52:55, skipping insertion in model container [2025-03-09 05:52:55,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:52:47" (2/3) ... [2025-03-09 05:52:55,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ec4322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 05:52:55, skipping insertion in model container [2025-03-09 05:52:55,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 05:52:55" (3/3) ... [2025-03-09 05:52:55,161 INFO L128 eAbstractionObserver]: Analyzing ICFG fold-1.i [2025-03-09 05:52:55,175 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-09 05:52:55,178 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fold-1.i that has 102 procedures, 987 locations, 1 initial locations, 126 loop locations, and 66 error locations. [2025-03-09 05:52:55,240 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-09 05:52:55,250 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;@63426252, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-09 05:52:55,251 INFO L334 AbstractCegarLoop]: Starting to check reachability of 66 error locations. [2025-03-09 05:52:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand has 629 states, 509 states have (on average 1.6345776031434185) internal successors, (832), 581 states have internal predecessors, (832), 36 states have call successors, (36), 17 states have call predecessors, (36), 17 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2025-03-09 05:52:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-03-09 05:52:55,262 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:55,262 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-03-09 05:52:55,263 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:52:55,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:55,267 INFO L85 PathProgramCache]: Analyzing trace with hash 46975359, now seen corresponding path program 1 times [2025-03-09 05:52:55,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:55,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435113916] [2025-03-09 05:52:55,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:55,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:55,723 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 05:52:55,851 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 05:52:55,852 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:55,852 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:52:56,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:56,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435113916] [2025-03-09 05:52:56,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435113916] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:56,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:56,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:52:56,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383627871] [2025-03-09 05:52:56,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:56,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:52:56,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:56,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:52:56,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:56,121 INFO L87 Difference]: Start difference. First operand has 629 states, 509 states have (on average 1.6345776031434185) internal successors, (832), 581 states have internal predecessors, (832), 36 states have call successors, (36), 17 states have call predecessors, (36), 17 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-03-09 05:52:56,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:56,319 INFO L93 Difference]: Finished difference Result 1130 states and 1665 transitions. [2025-03-09 05:52:56,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:52:56,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2025-03-09 05:52:56,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:56,333 INFO L225 Difference]: With dead ends: 1130 [2025-03-09 05:52:56,333 INFO L226 Difference]: Without dead ends: 505 [2025-03-09 05:52:56,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:56,341 INFO L435 NwaCegarLoop]: 675 mSDtfsCounter, 1 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:56,343 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1346 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:52:56,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2025-03-09 05:52:56,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 505. [2025-03-09 05:52:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 505 states, 425 states have (on average 1.5576470588235294) internal successors, (662), 476 states have internal predecessors, (662), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:52:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 703 transitions. [2025-03-09 05:52:56,405 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 703 transitions. Word has length 4 [2025-03-09 05:52:56,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:56,406 INFO L471 AbstractCegarLoop]: Abstraction has 505 states and 703 transitions. [2025-03-09 05:52:56,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-03-09 05:52:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 703 transitions. [2025-03-09 05:52:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-09 05:52:56,406 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:56,406 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-03-09 05:52:56,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-09 05:52:56,407 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:52:56,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:56,408 INFO L85 PathProgramCache]: Analyzing trace with hash -714968621, now seen corresponding path program 1 times [2025-03-09 05:52:56,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:56,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521224085] [2025-03-09 05:52:56,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:56,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:56,714 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 05:52:56,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 05:52:56,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:56,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:57,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:52:57,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:57,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521224085] [2025-03-09 05:52:57,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521224085] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:52:57,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642313369] [2025-03-09 05:52:57,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:57,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:52:57,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:52:57,015 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) [2025-03-09 05:52:57,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-09 05:52:57,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 05:52:57,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 05:52:57,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:57,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:57,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 1491 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:52:57,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:52:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:52:57,953 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:52:57,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642313369] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:57,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:52:57,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-09 05:52:57,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072666059] [2025-03-09 05:52:57,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:57,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-09 05:52:57,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:57,955 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 05:52:57,955 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:52:57,955 INFO L87 Difference]: Start difference. First operand 505 states and 703 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) [2025-03-09 05:52:58,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:58,099 INFO L93 Difference]: Finished difference Result 505 states and 703 transitions. [2025-03-09 05:52:58,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 05:52:58,100 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 [2025-03-09 05:52:58,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:58,103 INFO L225 Difference]: With dead ends: 505 [2025-03-09 05:52:58,103 INFO L226 Difference]: Without dead ends: 504 [2025-03-09 05:52:58,103 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:52:58,104 INFO L435 NwaCegarLoop]: 671 mSDtfsCounter, 1 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:58,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1341 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:52:58,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2025-03-09 05:52:58,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2025-03-09 05:52:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 425 states have (on average 1.5552941176470587) internal successors, (661), 475 states have internal predecessors, (661), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:52:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 702 transitions. [2025-03-09 05:52:58,126 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 702 transitions. Word has length 7 [2025-03-09 05:52:58,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:58,126 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 702 transitions. [2025-03-09 05:52:58,126 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) [2025-03-09 05:52:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 702 transitions. [2025-03-09 05:52:58,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-09 05:52:58,126 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:58,126 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2025-03-09 05:52:58,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-09 05:52:58,327 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 [2025-03-09 05:52:58,327 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:52:58,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:58,328 INFO L85 PathProgramCache]: Analyzing trace with hash -689189311, now seen corresponding path program 1 times [2025-03-09 05:52:58,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:58,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631321195] [2025-03-09 05:52:58,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:58,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:58,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 05:52:58,616 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 05:52:58,616 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:58,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 05:52:58,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:58,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631321195] [2025-03-09 05:52:58,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631321195] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:58,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:58,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:52:58,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382716942] [2025-03-09 05:52:58,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:58,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:52:58,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:58,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:52:58,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:58,745 INFO L87 Difference]: Start difference. First operand 504 states and 702 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2025-03-09 05:52:58,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:58,836 INFO L93 Difference]: Finished difference Result 504 states and 702 transitions. [2025-03-09 05:52:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:52:58,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2025-03-09 05:52:58,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:58,838 INFO L225 Difference]: With dead ends: 504 [2025-03-09 05:52:58,838 INFO L226 Difference]: Without dead ends: 503 [2025-03-09 05:52:58,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:58,840 INFO L435 NwaCegarLoop]: 672 mSDtfsCounter, 0 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1342 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:58,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1342 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:52:58,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2025-03-09 05:52:58,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 501. [2025-03-09 05:52:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 423 states have (on average 1.5555555555555556) internal successors, (658), 472 states have internal predecessors, (658), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:52:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 699 transitions. [2025-03-09 05:52:58,855 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 699 transitions. Word has length 8 [2025-03-09 05:52:58,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:58,855 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 699 transitions. [2025-03-09 05:52:58,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2025-03-09 05:52:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 699 transitions. [2025-03-09 05:52:58,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-03-09 05:52:58,855 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:58,856 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:52:58,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-09 05:52:58,856 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:52:58,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:58,856 INFO L85 PathProgramCache]: Analyzing trace with hash -249732136, now seen corresponding path program 1 times [2025-03-09 05:52:58,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:58,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868582227] [2025-03-09 05:52:58,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:58,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:59,132 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 05:52:59,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 05:52:59,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:59,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:52:59,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:59,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868582227] [2025-03-09 05:52:59,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868582227] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:52:59,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270931343] [2025-03-09 05:52:59,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:59,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:52:59,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:52:59,342 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) [2025-03-09 05:52:59,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-09 05:52:59,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 05:53:00,160 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 05:53:00,160 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:00,160 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:00,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 05:53:00,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 05:53:00,197 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:53:00,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270931343] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:00,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:53:00,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-09 05:53:00,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699539407] [2025-03-09 05:53:00,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:00,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:00,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:00,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:00,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:00,198 INFO L87 Difference]: Start difference. First operand 501 states and 699 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:00,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:00,308 INFO L93 Difference]: Finished difference Result 501 states and 699 transitions. [2025-03-09 05:53:00,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:00,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2025-03-09 05:53:00,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:00,310 INFO L225 Difference]: With dead ends: 501 [2025-03-09 05:53:00,311 INFO L226 Difference]: Without dead ends: 499 [2025-03-09 05:53:00,311 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:00,311 INFO L435 NwaCegarLoop]: 665 mSDtfsCounter, 534 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:00,312 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [547 Valid, 808 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:00,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2025-03-09 05:53:00,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2025-03-09 05:53:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 423 states have (on average 1.5508274231678487) internal successors, (656), 470 states have internal predecessors, (656), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:00,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 697 transitions. [2025-03-09 05:53:00,325 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 697 transitions. Word has length 12 [2025-03-09 05:53:00,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:00,326 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 697 transitions. [2025-03-09 05:53:00,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:00,326 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 697 transitions. [2025-03-09 05:53:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-03-09 05:53:00,326 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:00,326 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:00,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-09 05:53:00,527 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,SelfDestructingSolverStorable3 [2025-03-09 05:53:00,527 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:00,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:00,528 INFO L85 PathProgramCache]: Analyzing trace with hash 848239830, now seen corresponding path program 1 times [2025-03-09 05:53:00,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:00,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508071324] [2025-03-09 05:53:00,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:00,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:00,801 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-09 05:53:00,821 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-09 05:53:00,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:00,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:01,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:53:01,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:01,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508071324] [2025-03-09 05:53:01,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508071324] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:01,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934522248] [2025-03-09 05:53:01,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:01,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:01,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:01,007 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) [2025-03-09 05:53:01,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-09 05:53:01,616 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-09 05:53:01,753 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-09 05:53:01,753 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:01,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:01,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:01,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:53:01,776 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:53:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:53:01,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934522248] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:53:01,844 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:53:01,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-09 05:53:01,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828217887] [2025-03-09 05:53:01,844 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:53:01,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:53:01,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:01,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:53:01,845 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:01,845 INFO L87 Difference]: Start difference. First operand 499 states and 697 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-09 05:53:02,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:02,041 INFO L93 Difference]: Finished difference Result 1001 states and 1399 transitions. [2025-03-09 05:53:02,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:53:02,042 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 13 [2025-03-09 05:53:02,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:02,045 INFO L225 Difference]: With dead ends: 1001 [2025-03-09 05:53:02,045 INFO L226 Difference]: Without dead ends: 508 [2025-03-09 05:53:02,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:02,048 INFO L435 NwaCegarLoop]: 670 mSDtfsCounter, 4 mSDsluCounter, 1336 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:02,049 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2006 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-09 05:53:02,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2025-03-09 05:53:02,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 508. [2025-03-09 05:53:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 432 states have (on average 1.5393518518518519) internal successors, (665), 479 states have internal predecessors, (665), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 706 transitions. [2025-03-09 05:53:02,065 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 706 transitions. Word has length 13 [2025-03-09 05:53:02,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:02,065 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 706 transitions. [2025-03-09 05:53:02,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-09 05:53:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 706 transitions. [2025-03-09 05:53:02,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-03-09 05:53:02,066 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:02,066 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:02,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-09 05:53:02,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:02,267 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:02,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:02,268 INFO L85 PathProgramCache]: Analyzing trace with hash 2055832194, now seen corresponding path program 2 times [2025-03-09 05:53:02,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:02,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837105088] [2025-03-09 05:53:02,269 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:53:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:02,511 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 22 statements into 2 equivalence classes. [2025-03-09 05:53:02,550 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 10 of 22 statements. [2025-03-09 05:53:02,550 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 05:53:02,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:53:02,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:02,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837105088] [2025-03-09 05:53:02,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837105088] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:02,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:02,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-09 05:53:02,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468599753] [2025-03-09 05:53:02,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:02,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-09 05:53:02,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:02,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 05:53:02,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:02,799 INFO L87 Difference]: Start difference. First operand 508 states and 706 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:02,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:02,985 INFO L93 Difference]: Finished difference Result 508 states and 706 transitions. [2025-03-09 05:53:02,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 05:53:02,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2025-03-09 05:53:02,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:02,989 INFO L225 Difference]: With dead ends: 508 [2025-03-09 05:53:02,989 INFO L226 Difference]: Without dead ends: 506 [2025-03-09 05:53:02,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:02,990 INFO L435 NwaCegarLoop]: 662 mSDtfsCounter, 533 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:02,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 2121 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-09 05:53:02,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2025-03-09 05:53:03,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 506. [2025-03-09 05:53:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 432 states have (on average 1.5347222222222223) internal successors, (663), 477 states have internal predecessors, (663), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 704 transitions. [2025-03-09 05:53:03,003 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 704 transitions. Word has length 22 [2025-03-09 05:53:03,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:03,004 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 704 transitions. [2025-03-09 05:53:03,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 704 transitions. [2025-03-09 05:53:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-03-09 05:53:03,004 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:03,005 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:03,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-09 05:53:03,006 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:03,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:03,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1182522297, now seen corresponding path program 1 times [2025-03-09 05:53:03,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:03,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763988982] [2025-03-09 05:53:03,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:03,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:03,258 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-09 05:53:03,286 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-09 05:53:03,287 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:03,287 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:53:03,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:03,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763988982] [2025-03-09 05:53:03,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763988982] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:03,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:03,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 05:53:03,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696142331] [2025-03-09 05:53:03,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:03,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:03,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:03,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:03,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:03,442 INFO L87 Difference]: Start difference. First operand 506 states and 704 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:03,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:03,558 INFO L93 Difference]: Finished difference Result 995 states and 1392 transitions. [2025-03-09 05:53:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:03,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2025-03-09 05:53:03,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:03,562 INFO L225 Difference]: With dead ends: 995 [2025-03-09 05:53:03,562 INFO L226 Difference]: Without dead ends: 509 [2025-03-09 05:53:03,564 INFO L434 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 [2025-03-09 05:53:03,565 INFO L435 NwaCegarLoop]: 668 mSDtfsCounter, 2 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1331 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:03,565 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1331 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:03,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2025-03-09 05:53:03,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 509. [2025-03-09 05:53:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 435 states have (on average 1.5310344827586206) internal successors, (666), 480 states have internal predecessors, (666), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 707 transitions. [2025-03-09 05:53:03,576 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 707 transitions. Word has length 27 [2025-03-09 05:53:03,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:03,576 INFO L471 AbstractCegarLoop]: Abstraction has 509 states and 707 transitions. [2025-03-09 05:53:03,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:03,577 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 707 transitions. [2025-03-09 05:53:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-09 05:53:03,577 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:03,577 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:03,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-09 05:53:03,577 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:03,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:03,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1193787717, now seen corresponding path program 1 times [2025-03-09 05:53:03,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:03,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598814787] [2025-03-09 05:53:03,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:03,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:03,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:53:03,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:53:03,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:03,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2025-03-09 05:53:04,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:04,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598814787] [2025-03-09 05:53:04,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598814787] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:04,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:04,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:04,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481669635] [2025-03-09 05:53:04,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:04,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:04,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:04,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:04,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:04,064 INFO L87 Difference]: Start difference. First operand 509 states and 707 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:04,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:04,183 INFO L93 Difference]: Finished difference Result 522 states and 722 transitions. [2025-03-09 05:53:04,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:04,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2025-03-09 05:53:04,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:04,187 INFO L225 Difference]: With dead ends: 522 [2025-03-09 05:53:04,187 INFO L226 Difference]: Without dead ends: 520 [2025-03-09 05:53:04,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:04,188 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 3 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1328 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:04,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1328 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:04,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2025-03-09 05:53:04,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 518. [2025-03-09 05:53:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 444 states have (on average 1.5292792792792793) internal successors, (679), 489 states have internal predecessors, (679), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 720 transitions. [2025-03-09 05:53:04,200 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 720 transitions. Word has length 30 [2025-03-09 05:53:04,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:04,200 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 720 transitions. [2025-03-09 05:53:04,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:04,200 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 720 transitions. [2025-03-09 05:53:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-09 05:53:04,201 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:04,201 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:04,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-09 05:53:04,201 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:04,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:04,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1193787557, now seen corresponding path program 1 times [2025-03-09 05:53:04,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:04,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324677607] [2025-03-09 05:53:04,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:04,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:04,451 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:53:04,475 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:53:04,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:04,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:53:04,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:04,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324677607] [2025-03-09 05:53:04,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324677607] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:04,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961899778] [2025-03-09 05:53:04,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:04,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:04,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:04,647 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) [2025-03-09 05:53:04,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-09 05:53:05,327 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:53:05,475 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:53:05,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:05,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:05,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-09 05:53:05,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 05:53:05,580 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:53:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 05:53:05,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961899778] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:53:05,705 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:53:05,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2025-03-09 05:53:05,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89176228] [2025-03-09 05:53:05,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:53:05,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-09 05:53:05,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:05,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-09 05:53:05,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-09 05:53:05,706 INFO L87 Difference]: Start difference. First operand 518 states and 720 transitions. Second operand has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-09 05:53:05,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:05,969 INFO L93 Difference]: Finished difference Result 1038 states and 1448 transitions. [2025-03-09 05:53:05,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-09 05:53:05,970 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2025-03-09 05:53:05,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:05,973 INFO L225 Difference]: With dead ends: 1038 [2025-03-09 05:53:05,974 INFO L226 Difference]: Without dead ends: 535 [2025-03-09 05:53:05,975 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-09 05:53:05,976 INFO L435 NwaCegarLoop]: 662 mSDtfsCounter, 5 mSDsluCounter, 2640 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3302 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:05,976 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3302 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-09 05:53:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2025-03-09 05:53:05,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2025-03-09 05:53:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 462 states have (on average 1.5043290043290043) internal successors, (695), 506 states have internal predecessors, (695), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:05,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 736 transitions. [2025-03-09 05:53:05,997 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 736 transitions. Word has length 30 [2025-03-09 05:53:05,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:05,998 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 736 transitions. [2025-03-09 05:53:05,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-09 05:53:05,999 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 736 transitions. [2025-03-09 05:53:05,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-09 05:53:06,000 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:06,000 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:06,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-09 05:53:06,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:06,201 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:06,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:06,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1764494551, now seen corresponding path program 1 times [2025-03-09 05:53:06,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:06,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170197960] [2025-03-09 05:53:06,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:06,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:06,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-09 05:53:06,488 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-09 05:53:06,488 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:06,488 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-03-09 05:53:06,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:06,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170197960] [2025-03-09 05:53:06,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170197960] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:06,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:06,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:06,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175107711] [2025-03-09 05:53:06,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:06,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:06,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:06,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:06,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:06,585 INFO L87 Difference]: Start difference. First operand 535 states and 736 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:06,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:06,671 INFO L93 Difference]: Finished difference Result 535 states and 736 transitions. [2025-03-09 05:53:06,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:06,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2025-03-09 05:53:06,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:06,674 INFO L225 Difference]: With dead ends: 535 [2025-03-09 05:53:06,674 INFO L226 Difference]: Without dead ends: 534 [2025-03-09 05:53:06,675 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:06,675 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 0 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:06,675 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1329 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:06,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2025-03-09 05:53:06,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 530. [2025-03-09 05:53:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 458 states have (on average 1.5043668122270741) internal successors, (689), 501 states have internal predecessors, (689), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 730 transitions. [2025-03-09 05:53:06,687 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 730 transitions. Word has length 49 [2025-03-09 05:53:06,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:06,687 INFO L471 AbstractCegarLoop]: Abstraction has 530 states and 730 transitions. [2025-03-09 05:53:06,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 730 transitions. [2025-03-09 05:53:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-03-09 05:53:06,689 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:06,690 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:06,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-09 05:53:06,690 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:06,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:06,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1023873157, now seen corresponding path program 1 times [2025-03-09 05:53:06,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:06,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350056377] [2025-03-09 05:53:06,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:06,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:06,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-03-09 05:53:06,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-03-09 05:53:06,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:06,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:07,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:07,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350056377] [2025-03-09 05:53:07,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350056377] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:07,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:07,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:07,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927315510] [2025-03-09 05:53:07,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:07,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:07,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:07,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:07,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:07,077 INFO L87 Difference]: Start difference. First operand 530 states and 730 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:07,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:07,168 INFO L93 Difference]: Finished difference Result 544 states and 748 transitions. [2025-03-09 05:53:07,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:07,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2025-03-09 05:53:07,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:07,172 INFO L225 Difference]: With dead ends: 544 [2025-03-09 05:53:07,172 INFO L226 Difference]: Without dead ends: 542 [2025-03-09 05:53:07,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:07,173 INFO L435 NwaCegarLoop]: 665 mSDtfsCounter, 11 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:07,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1325 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:07,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2025-03-09 05:53:07,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 541. [2025-03-09 05:53:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 469 states have (on average 1.5010660980810235) internal successors, (704), 512 states have internal predecessors, (704), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 745 transitions. [2025-03-09 05:53:07,191 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 745 transitions. Word has length 50 [2025-03-09 05:53:07,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:07,191 INFO L471 AbstractCegarLoop]: Abstraction has 541 states and 745 transitions. [2025-03-09 05:53:07,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 745 transitions. [2025-03-09 05:53:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-09 05:53:07,192 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:07,192 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:07,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-09 05:53:07,192 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:07,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:07,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1234170155, now seen corresponding path program 1 times [2025-03-09 05:53:07,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:07,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956846908] [2025-03-09 05:53:07,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:07,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:07,475 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-09 05:53:07,502 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-09 05:53:07,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:07,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:07,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:07,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956846908] [2025-03-09 05:53:07,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956846908] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:07,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:07,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:07,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6619337] [2025-03-09 05:53:07,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:07,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:07,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:07,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:07,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:07,656 INFO L87 Difference]: Start difference. First operand 541 states and 745 transitions. Second operand has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:07,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:07,773 INFO L93 Difference]: Finished difference Result 812 states and 1144 transitions. [2025-03-09 05:53:07,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:07,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2025-03-09 05:53:07,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:07,776 INFO L225 Difference]: With dead ends: 812 [2025-03-09 05:53:07,776 INFO L226 Difference]: Without dead ends: 810 [2025-03-09 05:53:07,776 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:07,777 INFO L435 NwaCegarLoop]: 661 mSDtfsCounter, 373 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1314 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:07,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1314 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:07,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2025-03-09 05:53:07,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 545. [2025-03-09 05:53:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 473 states have (on average 1.4989429175475688) internal successors, (709), 516 states have internal predecessors, (709), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 750 transitions. [2025-03-09 05:53:07,791 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 750 transitions. Word has length 54 [2025-03-09 05:53:07,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:07,791 INFO L471 AbstractCegarLoop]: Abstraction has 545 states and 750 transitions. [2025-03-09 05:53:07,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:07,791 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 750 transitions. [2025-03-09 05:53:07,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-09 05:53:07,793 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:07,793 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:07,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-09 05:53:07,793 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:07,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:07,793 INFO L85 PathProgramCache]: Analyzing trace with hash -177193985, now seen corresponding path program 1 times [2025-03-09 05:53:07,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:07,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647036916] [2025-03-09 05:53:07,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:07,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:08,038 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:53:08,056 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:53:08,056 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:08,056 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:53:08,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647036916] [2025-03-09 05:53:08,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647036916] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555469431] [2025-03-09 05:53:08,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:08,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:08,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:08,212 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) [2025-03-09 05:53:08,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-09 05:53:08,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:53:09,140 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:53:09,140 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:09,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:09,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 1871 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:09,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:09,165 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:53:09,165 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:53:09,197 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:53:09,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555469431] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:53:09,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:53:09,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-09 05:53:09,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892619025] [2025-03-09 05:53:09,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:53:09,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:53:09,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:09,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:53:09,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:09,198 INFO L87 Difference]: Start difference. First operand 545 states and 750 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:09,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:09,310 INFO L93 Difference]: Finished difference Result 1065 states and 1477 transitions. [2025-03-09 05:53:09,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:53:09,311 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2025-03-09 05:53:09,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:09,313 INFO L225 Difference]: With dead ends: 1065 [2025-03-09 05:53:09,313 INFO L226 Difference]: Without dead ends: 563 [2025-03-09 05:53:09,314 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:09,314 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 4 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:09,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1329 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:09,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2025-03-09 05:53:09,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 563. [2025-03-09 05:53:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 491 states have (on average 1.4806517311608962) internal successors, (727), 534 states have internal predecessors, (727), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 768 transitions. [2025-03-09 05:53:09,335 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 768 transitions. Word has length 55 [2025-03-09 05:53:09,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:09,335 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 768 transitions. [2025-03-09 05:53:09,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 768 transitions. [2025-03-09 05:53:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-09 05:53:09,336 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:09,336 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:09,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-09 05:53:09,537 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,SelfDestructingSolverStorable12 [2025-03-09 05:53:09,537 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:09,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:09,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1305664637, now seen corresponding path program 1 times [2025-03-09 05:53:09,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:09,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079402585] [2025-03-09 05:53:09,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:09,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:09,780 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:53:09,804 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:53:09,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:09,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:09,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:09,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079402585] [2025-03-09 05:53:09,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079402585] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:09,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611280074] [2025-03-09 05:53:09,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:09,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:09,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:09,943 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) [2025-03-09 05:53:09,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-09 05:53:10,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:53:10,847 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:53:10,847 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:10,847 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:10,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 1788 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:10,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:10,887 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:53:10,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611280074] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:10,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:53:10,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-09 05:53:10,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209351674] [2025-03-09 05:53:10,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:10,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-09 05:53:10,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:10,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 05:53:10,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:10,889 INFO L87 Difference]: Start difference. First operand 563 states and 768 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:10,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:10,990 INFO L93 Difference]: Finished difference Result 564 states and 769 transitions. [2025-03-09 05:53:10,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 05:53:10,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2025-03-09 05:53:10,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:10,993 INFO L225 Difference]: With dead ends: 564 [2025-03-09 05:53:10,994 INFO L226 Difference]: Without dead ends: 563 [2025-03-09 05:53:10,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:10,994 INFO L435 NwaCegarLoop]: 675 mSDtfsCounter, 21 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:10,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1984 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:10,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2025-03-09 05:53:11,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 562. [2025-03-09 05:53:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 491 states have (on average 1.4786150712830957) internal successors, (726), 533 states have internal predecessors, (726), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 767 transitions. [2025-03-09 05:53:11,008 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 767 transitions. Word has length 55 [2025-03-09 05:53:11,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:11,008 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 767 transitions. [2025-03-09 05:53:11,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 767 transitions. [2025-03-09 05:53:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2025-03-09 05:53:11,009 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:11,009 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:11,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-09 05:53:11,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:11,210 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:11,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:11,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1820899453, now seen corresponding path program 1 times [2025-03-09 05:53:11,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:11,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145374177] [2025-03-09 05:53:11,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:11,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:11,440 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-09 05:53:11,458 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-09 05:53:11,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:11,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:11,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:11,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145374177] [2025-03-09 05:53:11,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145374177] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:11,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315052257] [2025-03-09 05:53:11,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:11,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:11,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:11,588 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) [2025-03-09 05:53:11,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-09 05:53:12,341 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-09 05:53:12,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-09 05:53:12,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:12,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:12,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 1789 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:12,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:12,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:53:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:12,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315052257] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:53:12,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:53:12,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-09 05:53:12,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533061923] [2025-03-09 05:53:12,598 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:53:12,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:53:12,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:12,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:53:12,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:12,599 INFO L87 Difference]: Start difference. First operand 562 states and 767 transitions. Second operand has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:12,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:12,724 INFO L93 Difference]: Finished difference Result 600 states and 819 transitions. [2025-03-09 05:53:12,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:53:12,724 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2025-03-09 05:53:12,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:12,726 INFO L225 Difference]: With dead ends: 600 [2025-03-09 05:53:12,726 INFO L226 Difference]: Without dead ends: 599 [2025-03-09 05:53:12,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:12,727 INFO L435 NwaCegarLoop]: 664 mSDtfsCounter, 70 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 2017 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:12,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 2017 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:12,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2025-03-09 05:53:12,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 595. [2025-03-09 05:53:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 524 states have (on average 1.4713740458015268) internal successors, (771), 566 states have internal predecessors, (771), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 812 transitions. [2025-03-09 05:53:12,742 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 812 transitions. Word has length 56 [2025-03-09 05:53:12,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:12,742 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 812 transitions. [2025-03-09 05:53:12,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 812 transitions. [2025-03-09 05:53:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-03-09 05:53:12,743 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:12,743 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2025-03-09 05:53:12,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-03-09 05:53:12,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:12,944 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:12,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:12,944 INFO L85 PathProgramCache]: Analyzing trace with hash -772761895, now seen corresponding path program 1 times [2025-03-09 05:53:12,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:12,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27881907] [2025-03-09 05:53:12,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:13,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-09 05:53:13,233 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-09 05:53:13,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:13,235 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:13,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:13,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27881907] [2025-03-09 05:53:13,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27881907] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:13,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921543605] [2025-03-09 05:53:13,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:13,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:13,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:13,362 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) [2025-03-09 05:53:13,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-03-09 05:53:14,176 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-09 05:53:14,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-09 05:53:14,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:14,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:14,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:14,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:14,335 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:14,335 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:53:14,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921543605] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:14,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:53:14,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-09 05:53:14,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604971173] [2025-03-09 05:53:14,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:14,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-09 05:53:14,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:14,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 05:53:14,336 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:14,336 INFO L87 Difference]: Start difference. First operand 595 states and 812 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:14,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:14,477 INFO L93 Difference]: Finished difference Result 864 states and 1209 transitions. [2025-03-09 05:53:14,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 05:53:14,477 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 58 [2025-03-09 05:53:14,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:14,480 INFO L225 Difference]: With dead ends: 864 [2025-03-09 05:53:14,480 INFO L226 Difference]: Without dead ends: 863 [2025-03-09 05:53:14,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:53:14,481 INFO L435 NwaCegarLoop]: 1027 mSDtfsCounter, 745 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1684 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:14,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 1684 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:14,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2025-03-09 05:53:14,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 594. [2025-03-09 05:53:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 524 states have (on average 1.4694656488549618) internal successors, (770), 565 states have internal predecessors, (770), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 811 transitions. [2025-03-09 05:53:14,495 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 811 transitions. Word has length 58 [2025-03-09 05:53:14,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:14,496 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 811 transitions. [2025-03-09 05:53:14,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 811 transitions. [2025-03-09 05:53:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2025-03-09 05:53:14,497 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:14,497 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2025-03-09 05:53:14,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-03-09 05:53:14,698 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,SelfDestructingSolverStorable15 [2025-03-09 05:53:14,698 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:14,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:14,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1814186389, now seen corresponding path program 1 times [2025-03-09 05:53:14,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:14,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727101748] [2025-03-09 05:53:14,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:14,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:14,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-03-09 05:53:14,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-03-09 05:53:14,999 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:14,999 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:15,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:15,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727101748] [2025-03-09 05:53:15,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727101748] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:15,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814296416] [2025-03-09 05:53:15,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:15,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:15,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:15,169 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) [2025-03-09 05:53:15,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-03-09 05:53:16,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-03-09 05:53:16,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-03-09 05:53:16,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:16,164 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:16,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 1855 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:53:16,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:53:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:16,196 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:53:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:16,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814296416] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:53:16,232 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:53:16,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-09 05:53:16,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972510858] [2025-03-09 05:53:16,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:53:16,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:53:16,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:16,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:53:16,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:16,233 INFO L87 Difference]: Start difference. First operand 594 states and 811 transitions. Second operand has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:16,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:16,557 INFO L93 Difference]: Finished difference Result 1667 states and 2397 transitions. [2025-03-09 05:53:16,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:53:16,558 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2025-03-09 05:53:16,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:16,563 INFO L225 Difference]: With dead ends: 1667 [2025-03-09 05:53:16,563 INFO L226 Difference]: Without dead ends: 1666 [2025-03-09 05:53:16,564 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:53:16,564 INFO L435 NwaCegarLoop]: 659 mSDtfsCounter, 2274 mSDsluCounter, 2596 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2306 SdHoareTripleChecker+Valid, 3255 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:16,564 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2306 Valid, 3255 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-09 05:53:16,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2025-03-09 05:53:16,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 606. [2025-03-09 05:53:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 536 states have (on average 1.4645522388059702) internal successors, (785), 577 states have internal predecessors, (785), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-09 05:53:16,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 826 transitions. [2025-03-09 05:53:16,581 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 826 transitions. Word has length 59 [2025-03-09 05:53:16,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:16,582 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 826 transitions. [2025-03-09 05:53:16,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 826 transitions. [2025-03-09 05:53:16,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-09 05:53:16,582 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:16,582 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:16,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-03-09 05:53:16,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-03-09 05:53:16,783 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:16,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:16,784 INFO L85 PathProgramCache]: Analyzing trace with hash -280488491, now seen corresponding path program 1 times [2025-03-09 05:53:16,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:16,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922636048] [2025-03-09 05:53:16,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:17,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-09 05:53:17,054 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-09 05:53:17,054 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:17,054 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:17,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:17,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922636048] [2025-03-09 05:53:17,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922636048] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:17,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:17,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:17,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585671409] [2025-03-09 05:53:17,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:17,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:17,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:17,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:17,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:17,213 INFO L87 Difference]: Start difference. First operand 606 states and 826 transitions. Second operand has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-09 05:53:17,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:17,389 INFO L93 Difference]: Finished difference Result 1123 states and 1563 transitions. [2025-03-09 05:53:17,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:17,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 68 [2025-03-09 05:53:17,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:17,392 INFO L225 Difference]: With dead ends: 1123 [2025-03-09 05:53:17,392 INFO L226 Difference]: Without dead ends: 701 [2025-03-09 05:53:17,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:17,394 INFO L435 NwaCegarLoop]: 657 mSDtfsCounter, 119 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:17,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 1252 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-09 05:53:17,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2025-03-09 05:53:17,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 648. [2025-03-09 05:53:17,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 577 states have (on average 1.4575389948006932) internal successors, (841), 618 states have internal predecessors, (841), 27 states have call successors, (27), 14 states have call predecessors, (27), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-09 05:53:17,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 884 transitions. [2025-03-09 05:53:17,408 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 884 transitions. Word has length 68 [2025-03-09 05:53:17,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:17,409 INFO L471 AbstractCegarLoop]: Abstraction has 648 states and 884 transitions. [2025-03-09 05:53:17,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-09 05:53:17,409 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 884 transitions. [2025-03-09 05:53:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2025-03-09 05:53:17,411 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:17,412 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:17,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-09 05:53:17,412 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:17,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:17,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1033542483, now seen corresponding path program 1 times [2025-03-09 05:53:17,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:17,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916061067] [2025-03-09 05:53:17,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:53:17,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:17,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 70 statements into 1 equivalence classes. [2025-03-09 05:53:17,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 70 of 70 statements. [2025-03-09 05:53:17,669 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:53:17,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:53:17,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:17,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916061067] [2025-03-09 05:53:17,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916061067] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:17,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:17,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:53:17,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661136747] [2025-03-09 05:53:17,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:17,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:17,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:17,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:17,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:17,836 INFO L87 Difference]: Start difference. First operand 648 states and 884 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2025-03-09 05:53:17,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:17,962 INFO L93 Difference]: Finished difference Result 650 states and 884 transitions. [2025-03-09 05:53:17,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:17,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 70 [2025-03-09 05:53:17,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:17,969 INFO L225 Difference]: With dead ends: 650 [2025-03-09 05:53:17,969 INFO L226 Difference]: Without dead ends: 648 [2025-03-09 05:53:17,969 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:17,969 INFO L435 NwaCegarLoop]: 665 mSDtfsCounter, 1 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:17,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1325 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:17,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2025-03-09 05:53:18,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 648. [2025-03-09 05:53:18,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 577 states have (on average 1.4540727902946273) internal successors, (839), 618 states have internal predecessors, (839), 27 states have call successors, (27), 14 states have call predecessors, (27), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-09 05:53:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 882 transitions. [2025-03-09 05:53:18,024 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 882 transitions. Word has length 70 [2025-03-09 05:53:18,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:18,024 INFO L471 AbstractCegarLoop]: Abstraction has 648 states and 882 transitions. [2025-03-09 05:53:18,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2025-03-09 05:53:18,024 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 882 transitions. [2025-03-09 05:53:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-03-09 05:53:18,025 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:18,025 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:18,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-09 05:53:18,025 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:18,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:18,025 INFO L85 PathProgramCache]: Analyzing trace with hash 861667081, now seen corresponding path program 2 times [2025-03-09 05:53:18,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:18,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543577388] [2025-03-09 05:53:18,026 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:53:18,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:18,349 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 71 statements into 2 equivalence classes. [2025-03-09 05:53:18,365 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 25 of 71 statements. [2025-03-09 05:53:18,365 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 05:53:18,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2025-03-09 05:53:18,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:18,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543577388] [2025-03-09 05:53:18,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543577388] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:53:18,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:53:18,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 05:53:18,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892546981] [2025-03-09 05:53:18,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:53:18,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:53:18,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:53:18,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:53:18,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:53:18,559 INFO L87 Difference]: Start difference. First operand 648 states and 882 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:18,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:53:18,651 INFO L93 Difference]: Finished difference Result 1209 states and 1659 transitions. [2025-03-09 05:53:18,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:53:18,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2025-03-09 05:53:18,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:53:18,654 INFO L225 Difference]: With dead ends: 1209 [2025-03-09 05:53:18,654 INFO L226 Difference]: Without dead ends: 652 [2025-03-09 05:53:18,655 INFO L434 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 [2025-03-09 05:53:18,655 INFO L435 NwaCegarLoop]: 665 mSDtfsCounter, 27 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 1291 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:53:18,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 1291 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-09 05:53:18,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2025-03-09 05:53:18,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 652. [2025-03-09 05:53:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 580 states have (on average 1.45) internal successors, (841), 621 states have internal predecessors, (841), 27 states have call successors, (27), 15 states have call predecessors, (27), 12 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-09 05:53:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 884 transitions. [2025-03-09 05:53:18,670 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 884 transitions. Word has length 71 [2025-03-09 05:53:18,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:53:18,670 INFO L471 AbstractCegarLoop]: Abstraction has 652 states and 884 transitions. [2025-03-09 05:53:18,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-09 05:53:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 884 transitions. [2025-03-09 05:53:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-03-09 05:53:18,671 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:53:18,671 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:53:18,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-09 05:53:18,671 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-09 05:53:18,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:53:18,672 INFO L85 PathProgramCache]: Analyzing trace with hash 2083521039, now seen corresponding path program 2 times [2025-03-09 05:53:18,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:53:18,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671990446] [2025-03-09 05:53:18,672 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:53:18,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:53:18,940 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes. [2025-03-09 05:53:19,157 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 73 of 73 statements. [2025-03-09 05:53:19,157 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 05:53:19,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:53:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2025-03-09 05:53:19,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:53:19,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671990446] [2025-03-09 05:53:19,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671990446] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:53:19,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794253090] [2025-03-09 05:53:19,332 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:53:19,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:53:19,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:53:19,334 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) [2025-03-09 05:53:19,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-03-09 05:53:20,261 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes.