/root/.sdkman/candidates/java/11.0.12-open/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 14:02:42,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 14:02:42,785 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 14:02:42,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 14:02:42,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 14:02:42,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 14:02:42,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 14:02:42,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 14:02:42,822 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 14:02:42,823 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 14:02:42,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 14:02:42,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 14:02:42,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 14:02:42,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 14:02:42,825 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 14:02:42,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 14:02:42,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 14:02:42,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 14:02:42,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 14:02:42,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 14:02:42,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 14:02:42,832 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 14:02:42,832 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 14:02:42,833 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 14:02:42,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 14:02:42,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 14:02:42,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 14:02:42,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 14:02:42,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 14:02:42,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 14:02:42,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 14:02:42,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 14:02:42,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 14:02:42,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 14:02:42,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 14:02:42,847 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 14:02:42,847 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 14:02:42,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 14:02:42,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 14:02:42,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 14:02:42,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 14:02:42,849 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 14:02:43,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 14:02:43,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 14:02:43,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 14:02:43,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 14:02:43,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 14:02:43,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2024-11-15 14:02:44,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 14:02:45,036 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 14:02:45,038 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2024-11-15 14:02:45,075 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41158d0/c5109184e19e4b37834e730f0f567b5e/FLAG15bbcfde4 [2024-11-15 14:02:45,093 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41158d0/c5109184e19e4b37834e730f0f567b5e [2024-11-15 14:02:45,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 14:02:45,097 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 14:02:45,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 14:02:45,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 14:02:45,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 14:02:45,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 02:02:45" (1/1) ... [2024-11-15 14:02:45,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec70d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:45, skipping insertion in model container [2024-11-15 14:02:45,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 02:02:45" (1/1) ... [2024-11-15 14:02:45,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 14:02:46,175 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2024-11-15 14:02:46,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,310 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,518 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 14:02:46,569 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 14:02:46,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 14:02:46,811 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2024-11-15 14:02:46,829 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,840 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,840 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,855 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,856 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,856 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,858 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,887 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 14:02:46,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 14:02:46,918 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 14:02:47,076 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2024-11-15 14:02:47,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 14:02:47,187 INFO L204 MainTranslator]: Completed translation [2024-11-15 14:02:47,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47 WrapperNode [2024-11-15 14:02:47,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 14:02:47,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 14:02:47,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 14:02:47,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 14:02:47,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,330 INFO L138 Inliner]: procedures = 115, calls = 399, calls flagged for inlining = 41, calls inlined = 38, statements flattened = 1019 [2024-11-15 14:02:47,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 14:02:47,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 14:02:47,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 14:02:47,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 14:02:47,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,370 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,477 INFO L175 MemorySlicer]: Split 259 memory accesses to 11 slices as follows [33, 2, 90, 2, 21, 3, 7, 19, 44, 21, 17]. 35 percent of accesses are in the largest equivalence class. The 78 initializations are split as follows [33, 2, 0, 0, 21, 0, 7, 0, 0, 0, 15]. The 113 writes are split as follows [0, 0, 29, 1, 0, 1, 0, 19, 44, 18, 1]. [2024-11-15 14:02:47,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 14:02:47,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 14:02:47,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 14:02:47,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 14:02:47,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (1/1) ... [2024-11-15 14:02:47,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 14:02:47,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:02:47,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-15 14:02:47,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-15 14:02:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 14:02:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 14:02:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 14:02:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 14:02:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 14:02:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 14:02:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 14:02:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-15 14:02:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-15 14:02:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-15 14:02:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-15 14:02:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-15 14:02:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-15 14:02:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-15 14:02:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-15 14:02:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-15 14:02:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-15 14:02:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2024-11-15 14:02:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-15 14:02:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-15 14:02:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-15 14:02:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-11-15 14:02:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-15 14:02:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-15 14:02:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 14:02:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-15 14:02:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-15 14:02:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-15 14:02:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-15 14:02:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-15 14:02:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-15 14:02:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-15 14:02:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-15 14:02:47,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-15 14:02:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-15 14:02:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-15 14:02:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-15 14:02:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-15 14:02:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-15 14:02:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 14:02:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 14:02:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 14:02:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-15 14:02:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 14:02:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-15 14:02:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-15 14:02:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-15 14:02:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-15 14:02:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-15 14:02:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_tx_fixup [2024-11-15 14:02:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_tx_fixup [2024-11-15 14:02:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_rx_fixup [2024-11-15 14:02:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_rx_fixup [2024-11-15 14:02:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-15 14:02:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-15 14:02:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-15 14:02:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-15 14:02:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-15 14:02:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-15 14:02:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-15 14:02:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-15 14:02:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-15 14:02:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-15 14:02:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-15 14:02:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-15 14:02:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-15 14:02:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-15 14:02:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-15 14:02:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-15 14:02:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-15 14:02:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-15 14:02:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-15 14:02:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-15 14:02:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-15 14:02:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-15 14:02:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-15 14:02:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-15 14:02:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-15 14:02:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-15 14:02:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-15 14:02:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-15 14:02:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 14:02:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 14:02:48,327 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 14:02:48,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 14:02:48,357 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-15 14:03:05,387 INFO L? ?]: Removed 432 outVars from TransFormulas that were not future-live. [2024-11-15 14:03:05,387 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 14:03:05,407 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 14:03:05,407 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-15 14:03:05,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 02:03:05 BoogieIcfgContainer [2024-11-15 14:03:05,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 14:03:05,409 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 14:03:05,410 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 14:03:05,413 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 14:03:05,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 02:02:45" (1/3) ... [2024-11-15 14:03:05,414 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483626eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 02:03:05, skipping insertion in model container [2024-11-15 14:03:05,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 02:02:47" (2/3) ... [2024-11-15 14:03:05,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483626eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 02:03:05, skipping insertion in model container [2024-11-15 14:03:05,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 02:03:05" (3/3) ... [2024-11-15 14:03:05,416 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2024-11-15 14:03:05,435 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 14:03:05,435 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 14:03:05,529 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 14:03:05,537 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;@7cd229c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 14:03:05,537 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 14:03:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 252 states, 196 states have (on average 1.3877551020408163) internal successors, (272), 202 states have internal predecessors, (272), 39 states have call successors, (39), 16 states have call predecessors, (39), 15 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-15 14:03:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-15 14:03:05,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:05,560 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:05,560 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:05,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:05,567 INFO L85 PathProgramCache]: Analyzing trace with hash -15660609, now seen corresponding path program 1 times [2024-11-15 14:03:05,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:05,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813368096] [2024-11-15 14:03:05,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:05,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:06,594 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:06,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1101458718] [2024-11-15 14:03:06,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:06,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:06,601 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:06,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-15 14:03:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:07,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 14:03:07,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:08,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-15 14:03:08,156 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:08,156 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:08,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813368096] [2024-11-15 14:03:08,157 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:08,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101458718] [2024-11-15 14:03:08,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101458718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:08,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:08,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 14:03:08,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3198985] [2024-11-15 14:03:08,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:08,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 14:03:08,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:08,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 14:03:08,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:08,199 INFO L87 Difference]: Start difference. First operand has 252 states, 196 states have (on average 1.3877551020408163) internal successors, (272), 202 states have internal predecessors, (272), 39 states have call successors, (39), 16 states have call predecessors, (39), 15 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 14:03:12,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 14:03:12,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:12,611 INFO L93 Difference]: Finished difference Result 704 states and 1013 transitions. [2024-11-15 14:03:12,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 14:03:12,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2024-11-15 14:03:12,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:12,633 INFO L225 Difference]: With dead ends: 704 [2024-11-15 14:03:12,633 INFO L226 Difference]: Without dead ends: 441 [2024-11-15 14:03:12,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:12,647 INFO L432 NwaCegarLoop]: 348 mSDtfsCounter, 287 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:12,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 669 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-15 14:03:12,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2024-11-15 14:03:12,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 441. [2024-11-15 14:03:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 352 states have (on average 1.3636363636363635) internal successors, (480), 352 states have internal predecessors, (480), 62 states have call successors, (62), 27 states have call predecessors, (62), 26 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-15 14:03:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 603 transitions. [2024-11-15 14:03:12,762 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 603 transitions. Word has length 42 [2024-11-15 14:03:12,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:12,763 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 603 transitions. [2024-11-15 14:03:12,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 14:03:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 603 transitions. [2024-11-15 14:03:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-15 14:03:12,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:12,769 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:12,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-15 14:03:12,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-15 14:03:12,972 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:12,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:12,973 INFO L85 PathProgramCache]: Analyzing trace with hash 678070663, now seen corresponding path program 1 times [2024-11-15 14:03:12,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:12,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008190443] [2024-11-15 14:03:12,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:12,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:13,695 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:13,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1271675531] [2024-11-15 14:03:13,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:13,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:13,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:13,700 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:13,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 14:03:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:15,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 14:03:15,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-15 14:03:16,370 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:16,370 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:16,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008190443] [2024-11-15 14:03:16,370 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:16,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271675531] [2024-11-15 14:03:16,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271675531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:16,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:16,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 14:03:16,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839304374] [2024-11-15 14:03:16,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:16,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 14:03:16,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:16,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 14:03:16,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 14:03:16,374 INFO L87 Difference]: Start difference. First operand 441 states and 603 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-15 14:03:16,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:16,999 INFO L93 Difference]: Finished difference Result 1280 states and 1771 transitions. [2024-11-15 14:03:16,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 14:03:17,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2024-11-15 14:03:17,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:17,013 INFO L225 Difference]: With dead ends: 1280 [2024-11-15 14:03:17,014 INFO L226 Difference]: Without dead ends: 853 [2024-11-15 14:03:17,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-15 14:03:17,016 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 287 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:17,017 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1303 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 14:03:17,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2024-11-15 14:03:17,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 853. [2024-11-15 14:03:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 683 states have (on average 1.3645680819912152) internal successors, (932), 683 states have internal predecessors, (932), 119 states have call successors, (119), 51 states have call predecessors, (119), 50 states have return successors, (124), 118 states have call predecessors, (124), 118 states have call successors, (124) [2024-11-15 14:03:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1175 transitions. [2024-11-15 14:03:17,086 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1175 transitions. Word has length 52 [2024-11-15 14:03:17,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:17,086 INFO L471 AbstractCegarLoop]: Abstraction has 853 states and 1175 transitions. [2024-11-15 14:03:17,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-15 14:03:17,087 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1175 transitions. [2024-11-15 14:03:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-15 14:03:17,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:17,101 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:17,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-15 14:03:17,302 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,SelfDestructingSolverStorable1 [2024-11-15 14:03:17,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:17,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:17,303 INFO L85 PathProgramCache]: Analyzing trace with hash -728430795, now seen corresponding path program 1 times [2024-11-15 14:03:17,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:17,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131878755] [2024-11-15 14:03:17,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:17,951 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:17,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725847549] [2024-11-15 14:03:17,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:17,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:17,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:17,954 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:17,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 14:03:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:19,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 14:03:19,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-15 14:03:19,290 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:19,290 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:19,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131878755] [2024-11-15 14:03:19,292 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:19,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725847549] [2024-11-15 14:03:19,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725847549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:19,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:19,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 14:03:19,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637423841] [2024-11-15 14:03:19,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:19,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 14:03:19,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:19,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 14:03:19,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:19,294 INFO L87 Difference]: Start difference. First operand 853 states and 1175 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 14:03:19,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:19,861 INFO L93 Difference]: Finished difference Result 1916 states and 2657 transitions. [2024-11-15 14:03:19,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 14:03:19,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 126 [2024-11-15 14:03:19,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:19,870 INFO L225 Difference]: With dead ends: 1916 [2024-11-15 14:03:19,871 INFO L226 Difference]: Without dead ends: 1083 [2024-11-15 14:03:19,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:19,878 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 115 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:19,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 620 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 14:03:19,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-15 14:03:19,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1074. [2024-11-15 14:03:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1074 states, 881 states have (on average 1.3904653802497162) internal successors, (1225), 881 states have internal predecessors, (1225), 132 states have call successors, (132), 61 states have call predecessors, (132), 60 states have return successors, (137), 131 states have call predecessors, (137), 131 states have call successors, (137) [2024-11-15 14:03:19,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1494 transitions. [2024-11-15 14:03:19,941 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1494 transitions. Word has length 126 [2024-11-15 14:03:19,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:19,943 INFO L471 AbstractCegarLoop]: Abstraction has 1074 states and 1494 transitions. [2024-11-15 14:03:19,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 14:03:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1494 transitions. [2024-11-15 14:03:19,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-15 14:03:19,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:19,950 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:19,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 14:03:20,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:20,155 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:20,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:20,155 INFO L85 PathProgramCache]: Analyzing trace with hash -497455619, now seen corresponding path program 1 times [2024-11-15 14:03:20,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:20,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357375257] [2024-11-15 14:03:20,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:20,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:20,745 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:20,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [619702520] [2024-11-15 14:03:20,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:20,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:20,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:20,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:20,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 14:03:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:21,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 14:03:22,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:22,663 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-15 14:03:22,663 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:22,663 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:22,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357375257] [2024-11-15 14:03:22,663 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:22,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619702520] [2024-11-15 14:03:22,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [619702520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:22,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:22,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 14:03:22,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520595887] [2024-11-15 14:03:22,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:22,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 14:03:22,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:22,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 14:03:22,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:22,668 INFO L87 Difference]: Start difference. First operand 1074 states and 1494 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-15 14:03:26,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 14:03:27,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:27,395 INFO L93 Difference]: Finished difference Result 2866 states and 3987 transitions. [2024-11-15 14:03:27,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 14:03:27,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 148 [2024-11-15 14:03:27,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:27,410 INFO L225 Difference]: With dead ends: 2866 [2024-11-15 14:03:27,411 INFO L226 Difference]: Without dead ends: 1823 [2024-11-15 14:03:27,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 14:03:27,417 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 268 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 741 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:27,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 741 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-15 14:03:27,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1823 states. [2024-11-15 14:03:27,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1823 to 1814. [2024-11-15 14:03:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1814 states, 1491 states have (on average 1.3742454728370221) internal successors, (2049), 1491 states have internal predecessors, (2049), 218 states have call successors, (218), 105 states have call predecessors, (218), 104 states have return successors, (225), 217 states have call predecessors, (225), 217 states have call successors, (225) [2024-11-15 14:03:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1814 states and 2492 transitions. [2024-11-15 14:03:27,544 INFO L78 Accepts]: Start accepts. Automaton has 1814 states and 2492 transitions. Word has length 148 [2024-11-15 14:03:27,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:27,545 INFO L471 AbstractCegarLoop]: Abstraction has 1814 states and 2492 transitions. [2024-11-15 14:03:27,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-15 14:03:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2492 transitions. [2024-11-15 14:03:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-15 14:03:27,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:27,552 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:27,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 14:03:27,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:27,754 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:27,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:27,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1701549877, now seen corresponding path program 1 times [2024-11-15 14:03:27,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:27,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393281912] [2024-11-15 14:03:27,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:27,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:28,428 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:28,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2048426562] [2024-11-15 14:03:28,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:28,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:28,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:28,431 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:28,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 14:03:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:29,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-15 14:03:29,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:30,402 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-15 14:03:30,403 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:30,403 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:30,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393281912] [2024-11-15 14:03:30,403 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:30,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048426562] [2024-11-15 14:03:30,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048426562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:30,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:30,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 14:03:30,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415801847] [2024-11-15 14:03:30,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:30,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 14:03:30,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:30,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 14:03:30,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 14:03:30,409 INFO L87 Difference]: Start difference. First operand 1814 states and 2492 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-15 14:03:30,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:30,719 INFO L93 Difference]: Finished difference Result 3635 states and 5028 transitions. [2024-11-15 14:03:30,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 14:03:30,720 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 148 [2024-11-15 14:03:30,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:30,733 INFO L225 Difference]: With dead ends: 3635 [2024-11-15 14:03:30,733 INFO L226 Difference]: Without dead ends: 1852 [2024-11-15 14:03:30,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 14:03:30,741 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 0 mSDsluCounter, 970 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1295 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:30,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1295 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-15 14:03:30,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2024-11-15 14:03:30,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1846. [2024-11-15 14:03:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1515 states have (on average 1.3683168316831684) internal successors, (2073), 1515 states have internal predecessors, (2073), 218 states have call successors, (218), 105 states have call predecessors, (218), 112 states have return successors, (241), 225 states have call predecessors, (241), 217 states have call successors, (241) [2024-11-15 14:03:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2532 transitions. [2024-11-15 14:03:30,835 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2532 transitions. Word has length 148 [2024-11-15 14:03:30,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:30,835 INFO L471 AbstractCegarLoop]: Abstraction has 1846 states and 2532 transitions. [2024-11-15 14:03:30,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-15 14:03:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2532 transitions. [2024-11-15 14:03:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-15 14:03:30,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:30,842 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:30,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-15 14:03:31,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:31,043 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:31,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:31,043 INFO L85 PathProgramCache]: Analyzing trace with hash 178100717, now seen corresponding path program 1 times [2024-11-15 14:03:31,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:31,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747914844] [2024-11-15 14:03:31,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:31,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:31,505 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:31,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1667770390] [2024-11-15 14:03:31,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:31,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:31,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:31,513 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:31,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 14:03:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:32,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-15 14:03:32,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-15 14:03:34,407 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:34,407 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:34,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747914844] [2024-11-15 14:03:34,408 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:34,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667770390] [2024-11-15 14:03:34,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667770390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:34,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:34,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-15 14:03:34,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757489957] [2024-11-15 14:03:34,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:34,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 14:03:34,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:34,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 14:03:34,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-15 14:03:34,410 INFO L87 Difference]: Start difference. First operand 1846 states and 2532 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 8 states have internal predecessors, (99), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-15 14:03:36,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:36,123 INFO L93 Difference]: Finished difference Result 3723 states and 5128 transitions. [2024-11-15 14:03:36,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 14:03:36,124 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 8 states have internal predecessors, (99), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) Word has length 155 [2024-11-15 14:03:36,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:36,137 INFO L225 Difference]: With dead ends: 3723 [2024-11-15 14:03:36,138 INFO L226 Difference]: Without dead ends: 1908 [2024-11-15 14:03:36,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-15 14:03:36,145 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 7 mSDsluCounter, 2640 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 2974 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:36,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 2974 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-15 14:03:36,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2024-11-15 14:03:36,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1878. [2024-11-15 14:03:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1878 states, 1539 states have (on average 1.3573749187784276) internal successors, (2089), 1539 states have internal predecessors, (2089), 218 states have call successors, (218), 105 states have call predecessors, (218), 120 states have return successors, (249), 233 states have call predecessors, (249), 217 states have call successors, (249) [2024-11-15 14:03:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1878 states and 2556 transitions. [2024-11-15 14:03:36,233 INFO L78 Accepts]: Start accepts. Automaton has 1878 states and 2556 transitions. Word has length 155 [2024-11-15 14:03:36,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:36,235 INFO L471 AbstractCegarLoop]: Abstraction has 1878 states and 2556 transitions. [2024-11-15 14:03:36,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 8 states have internal predecessors, (99), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-15 14:03:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2556 transitions. [2024-11-15 14:03:36,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-15 14:03:36,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:36,241 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:36,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 14:03:36,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:36,442 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:36,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:36,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1190771466, now seen corresponding path program 1 times [2024-11-15 14:03:36,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:36,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456855729] [2024-11-15 14:03:36,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:37,028 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:37,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [639764949] [2024-11-15 14:03:37,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:37,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:37,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:37,034 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:37,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 14:03:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:38,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 1183 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 14:03:38,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:38,759 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-15 14:03:38,761 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:38,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:38,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456855729] [2024-11-15 14:03:38,762 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:38,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639764949] [2024-11-15 14:03:38,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639764949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:38,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:38,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 14:03:38,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663034991] [2024-11-15 14:03:38,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:38,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 14:03:38,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:38,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 14:03:38,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 14:03:38,766 INFO L87 Difference]: Start difference. First operand 1878 states and 2556 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-15 14:03:38,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:38,986 INFO L93 Difference]: Finished difference Result 3735 states and 5089 transitions. [2024-11-15 14:03:38,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 14:03:38,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 161 [2024-11-15 14:03:38,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:39,003 INFO L225 Difference]: With dead ends: 3735 [2024-11-15 14:03:39,003 INFO L226 Difference]: Without dead ends: 1879 [2024-11-15 14:03:39,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 14:03:39,011 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 0 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:39,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 973 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-15 14:03:39,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2024-11-15 14:03:39,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1879. [2024-11-15 14:03:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1879 states, 1540 states have (on average 1.3571428571428572) internal successors, (2090), 1540 states have internal predecessors, (2090), 218 states have call successors, (218), 105 states have call predecessors, (218), 120 states have return successors, (249), 233 states have call predecessors, (249), 217 states have call successors, (249) [2024-11-15 14:03:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1879 states and 2557 transitions. [2024-11-15 14:03:39,103 INFO L78 Accepts]: Start accepts. Automaton has 1879 states and 2557 transitions. Word has length 161 [2024-11-15 14:03:39,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:39,103 INFO L471 AbstractCegarLoop]: Abstraction has 1879 states and 2557 transitions. [2024-11-15 14:03:39,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-15 14:03:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2557 transitions. [2024-11-15 14:03:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-15 14:03:39,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:39,109 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:39,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-15 14:03:39,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:39,310 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:39,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:39,311 INFO L85 PathProgramCache]: Analyzing trace with hash -983292937, now seen corresponding path program 1 times [2024-11-15 14:03:39,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:39,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838400479] [2024-11-15 14:03:39,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:39,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:39,967 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:39,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1224855921] [2024-11-15 14:03:39,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:39,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:39,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:39,970 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:39,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 14:03:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:41,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 1194 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 14:03:41,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-15 14:03:41,604 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 14:03:41,604 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:41,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838400479] [2024-11-15 14:03:41,605 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:41,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224855921] [2024-11-15 14:03:41,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224855921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 14:03:41,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 14:03:41,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 14:03:41,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019293457] [2024-11-15 14:03:41,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 14:03:41,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 14:03:41,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:41,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 14:03:41,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 14:03:41,607 INFO L87 Difference]: Start difference. First operand 1879 states and 2557 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-15 14:03:41,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:41,792 INFO L93 Difference]: Finished difference Result 3730 states and 5083 transitions. [2024-11-15 14:03:41,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 14:03:41,794 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 162 [2024-11-15 14:03:41,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:41,809 INFO L225 Difference]: With dead ends: 3730 [2024-11-15 14:03:41,809 INFO L226 Difference]: Without dead ends: 1880 [2024-11-15 14:03:41,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 14:03:41,818 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 0 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:41,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 973 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-15 14:03:41,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1880 states. [2024-11-15 14:03:41,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1880 to 1880. [2024-11-15 14:03:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1880 states, 1541 states have (on average 1.3569110966904607) internal successors, (2091), 1541 states have internal predecessors, (2091), 218 states have call successors, (218), 105 states have call predecessors, (218), 120 states have return successors, (249), 233 states have call predecessors, (249), 217 states have call successors, (249) [2024-11-15 14:03:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1880 states and 2558 transitions. [2024-11-15 14:03:41,911 INFO L78 Accepts]: Start accepts. Automaton has 1880 states and 2558 transitions. Word has length 162 [2024-11-15 14:03:41,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:41,912 INFO L471 AbstractCegarLoop]: Abstraction has 1880 states and 2558 transitions. [2024-11-15 14:03:41,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-15 14:03:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2558 transitions. [2024-11-15 14:03:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-15 14:03:41,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:41,919 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:41,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-15 14:03:42,119 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,SelfDestructingSolverStorable7 [2024-11-15 14:03:42,120 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:42,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:42,120 INFO L85 PathProgramCache]: Analyzing trace with hash 7334922, now seen corresponding path program 1 times [2024-11-15 14:03:42,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:42,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63016029] [2024-11-15 14:03:42,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:42,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:42,742 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:42,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076061549] [2024-11-15 14:03:42,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:42,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:42,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:42,746 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:42,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 14:03:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 14:03:44,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 14:03:44,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 14:03:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-15 14:03:44,488 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 14:03:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-15 14:03:47,361 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 14:03:47,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63016029] [2024-11-15 14:03:47,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 14:03:47,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076061549] [2024-11-15 14:03:47,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076061549] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 14:03:47,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 14:03:47,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-15 14:03:47,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633125831] [2024-11-15 14:03:47,362 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-15 14:03:47,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 14:03:47,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 14:03:47,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 14:03:47,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-15 14:03:47,368 INFO L87 Difference]: Start difference. First operand 1880 states and 2558 transitions. Second operand has 8 states, 8 states have (on average 17.625) internal successors, (141), 8 states have internal predecessors, (141), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-15 14:03:48,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 14:03:48,075 INFO L93 Difference]: Finished difference Result 3742 states and 5098 transitions. [2024-11-15 14:03:48,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 14:03:48,076 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.625) internal successors, (141), 8 states have internal predecessors, (141), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 163 [2024-11-15 14:03:48,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 14:03:48,092 INFO L225 Difference]: With dead ends: 3742 [2024-11-15 14:03:48,092 INFO L226 Difference]: Without dead ends: 1883 [2024-11-15 14:03:48,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-15 14:03:48,100 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 0 mSDsluCounter, 1296 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1621 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 14:03:48,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1621 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 14:03:48,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1883 states. [2024-11-15 14:03:48,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1883 to 1883. [2024-11-15 14:03:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1883 states, 1544 states have (on average 1.3562176165803108) internal successors, (2094), 1544 states have internal predecessors, (2094), 218 states have call successors, (218), 105 states have call predecessors, (218), 120 states have return successors, (249), 233 states have call predecessors, (249), 217 states have call successors, (249) [2024-11-15 14:03:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2561 transitions. [2024-11-15 14:03:48,186 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2561 transitions. Word has length 163 [2024-11-15 14:03:48,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 14:03:48,187 INFO L471 AbstractCegarLoop]: Abstraction has 1883 states and 2561 transitions. [2024-11-15 14:03:48,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.625) internal successors, (141), 8 states have internal predecessors, (141), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-15 14:03:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2561 transitions. [2024-11-15 14:03:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-15 14:03:48,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 14:03:48,193 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 14:03:48,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-15 14:03:48,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:48,394 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 14:03:48,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 14:03:48,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1763228331, now seen corresponding path program 2 times [2024-11-15 14:03:48,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 14:03:48,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850617378] [2024-11-15 14:03:48,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 14:03:48,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 14:03:48,944 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 14:03:48,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1167312070] [2024-11-15 14:03:48,945 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 14:03:48,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 14:03:48,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 14:03:48,948 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 14:03:48,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process