/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 18:07:18,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 18:07:18,883 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-16 18:07:18,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 18:07:18,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 18:07:18,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 18:07:18,910 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 18:07:18,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 18:07:18,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 18:07:18,914 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 18:07:18,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 18:07:18,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 18:07:18,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 18:07:18,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 18:07:18,916 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 18:07:18,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 18:07:18,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 18:07:18,917 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 18:07:18,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 18:07:18,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 18:07:18,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 18:07:18,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 18:07:18,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 18:07:18,919 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 18:07:18,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 18:07:18,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 18:07:18,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-16 18:07:18,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-16 18:07:18,922 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 18:07:18,922 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 18:07:18,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 18:07:18,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 18:07:18,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 18:07:18,923 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-16 18:07:18,923 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-16 18:07:19,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 18:07:19,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 18:07:19,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 18:07:19,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 18:07:19,147 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 18:07:19,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M1-1.c [2023-12-16 18:07:20,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 18:07:20,543 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 18:07:20,544 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M1-1.c [2023-12-16 18:07:20,562 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b00e825a/76f534256e3c44f0b6a13bca1c9d77a7/FLAGa1a408047 [2023-12-16 18:07:20,572 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b00e825a/76f534256e3c44f0b6a13bca1c9d77a7 [2023-12-16 18:07:20,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 18:07:20,575 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 18:07:20,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 18:07:20,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 18:07:20,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 18:07:20,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:07:20" (1/1) ... [2023-12-16 18:07:20,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480f58e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:20, skipping insertion in model container [2023-12-16 18:07:20,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:07:20" (1/1) ... [2023-12-16 18:07:20,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 18:07:20,801 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2023-12-16 18:07:21,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 18:07:21,267 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 18:07:21,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [44] [2023-12-16 18:07:21,289 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2023-12-16 18:07:21,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 18:07:21,526 INFO L206 MainTranslator]: Completed translation [2023-12-16 18:07:21,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21 WrapperNode [2023-12-16 18:07:21,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 18:07:21,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 18:07:21,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 18:07:21,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 18:07:21,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,794 INFO L138 Inliner]: procedures = 75, calls = 2681, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 5753 [2023-12-16 18:07:21,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 18:07:21,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 18:07:21,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 18:07:21,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 18:07:21,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,844 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,922 INFO L175 MemorySlicer]: Split 2030 memory accesses to 32 slices as follows [4, 7, 2, 2, 49, 5, 3, 241, 249, 144, 8, 112, 57, 57, 56, 79, 56, 2, 79, 56, 79, 56, 79, 56, 79, 56, 79, 56, 79, 56, 79, 8]. 12 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [0, 2, 0, 2, 24, 2, 1, 0, 0, 2, 0, 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 520 writes are split as follows [0, 3, 1, 0, 1, 1, 1, 25, 25, 2, 4, 2, 1, 1, 29, 27, 29, 1, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 4]. [2023-12-16 18:07:21,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:21,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 18:07:22,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 18:07:22,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 18:07:22,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 18:07:22,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (1/1) ... [2023-12-16 18:07:22,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 18:07:22,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 18:07:22,202 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) [2023-12-16 18:07:22,229 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 [2023-12-16 18:07:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 18:07:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2023-12-16 18:07:22,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2023-12-16 18:07:22,239 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2023-12-16 18:07:22,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-12-16 18:07:22,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2023-12-16 18:07:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2023-12-16 18:07:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2023-12-16 18:07:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#19 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#20 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#21 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#22 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#23 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#24 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#25 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#26 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#27 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#28 [2023-12-16 18:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#29 [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#30 [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#31 [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-12-16 18:07:22,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-12-16 18:07:22,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-12-16 18:07:22,244 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-12-16 18:07:22,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2023-12-16 18:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2023-12-16 18:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2023-12-16 18:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2023-12-16 18:07:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2023-12-16 18:07:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2023-12-16 18:07:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2023-12-16 18:07:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2023-12-16 18:07:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2023-12-16 18:07:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-12-16 18:07:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-12-16 18:07:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-12-16 18:07:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-12-16 18:07:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-12-16 18:07:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-12-16 18:07:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-12-16 18:07:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2023-12-16 18:07:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-12-16 18:07:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 18:07:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 18:07:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-12-16 18:07:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-12-16 18:07:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2023-12-16 18:07:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2023-12-16 18:07:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2023-12-16 18:07:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2023-12-16 18:07:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2023-12-16 18:07:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2023-12-16 18:07:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#27 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#28 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#29 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#30 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#31 [2023-12-16 18:07:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-16 18:07:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-12-16 18:07:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-12-16 18:07:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-12-16 18:07:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-12-16 18:07:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2023-12-16 18:07:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2023-12-16 18:07:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2023-12-16 18:07:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2023-12-16 18:07:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2023-12-16 18:07:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2023-12-16 18:07:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2023-12-16 18:07:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2023-12-16 18:07:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2023-12-16 18:07:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-16 18:07:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2023-12-16 18:07:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-12-16 18:07:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-12-16 18:07:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2023-12-16 18:07:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-12-16 18:07:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-12-16 18:07:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 18:07:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 18:07:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-12-16 18:07:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-12-16 18:07:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-12-16 18:07:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2023-12-16 18:07:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2023-12-16 18:07:22,726 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 18:07:22,728 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 18:07:56,894 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 18:07:57,104 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 18:07:57,104 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 18:07:57,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:07:57 BoogieIcfgContainer [2023-12-16 18:07:57,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 18:07:57,107 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 18:07:57,107 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 18:07:57,109 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 18:07:57,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 06:07:20" (1/3) ... [2023-12-16 18:07:57,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31281a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:07:57, skipping insertion in model container [2023-12-16 18:07:57,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:07:21" (2/3) ... [2023-12-16 18:07:57,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31281a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:07:57, skipping insertion in model container [2023-12-16 18:07:57,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:07:57" (3/3) ... [2023-12-16 18:07:57,111 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_aso.2.M1-1.c [2023-12-16 18:07:57,125 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 18:07:57,125 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 18:07:57,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 18:07:57,224 INFO L357 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, mHoare=true, 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;@3c611c83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 18:07:57,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 18:07:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 1596 states, 973 states have (on average 1.2682425488180884) internal successors, (1234), 1006 states have internal predecessors, (1234), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (597), 594 states have call predecessors, (597), 597 states have call successors, (597) [2023-12-16 18:07:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1654 [2023-12-16 18:07:57,350 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 18:07:57,352 INFO L195 NwaCegarLoop]: trace histogram [241, 241, 241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 18:07:57,353 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 18:07:57,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 18:07:57,360 INFO L85 PathProgramCache]: Analyzing trace with hash -428820574, now seen corresponding path program 1 times [2023-12-16 18:07:57,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 18:07:57,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570115716] [2023-12-16 18:07:57,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 18:07:57,380 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 18:07:57,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 18:07:57,382 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-16 18:07:57,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-16 18:08:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 18:08:01,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 3261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-16 18:08:01,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 18:08:01,894 INFO L134 CoverageAnalysis]: Checked inductivity of 115680 backedges. 6096 proven. 0 refuted. 0 times theorem prover too weak. 109584 trivial. 0 not checked. [2023-12-16 18:08:01,895 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 18:08:01,895 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 18:08:01,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570115716] [2023-12-16 18:08:01,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570115716] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 18:08:01,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 18:08:01,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 18:08:01,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710510916] [2023-12-16 18:08:01,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 18:08:01,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 18:08:01,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 18:08:01,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 18:08:01,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 18:08:01,941 INFO L87 Difference]: Start difference. First operand has 1596 states, 973 states have (on average 1.2682425488180884) internal successors, (1234), 1006 states have internal predecessors, (1234), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (597), 594 states have call predecessors, (597), 597 states have call successors, (597) Second operand has 2 states, 2 states have (on average 227.0) internal successors, (454), 2 states have internal predecessors, (454), 2 states have call successors, (242), 2 states have call predecessors, (242), 2 states have return successors, (241), 2 states have call predecessors, (241), 2 states have call successors, (241) [2023-12-16 18:08:06,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 18:08:11,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 18:08:11,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 18:08:11,208 INFO L93 Difference]: Finished difference Result 3190 states and 5422 transitions. [2023-12-16 18:08:11,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 18:08:11,211 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 227.0) internal successors, (454), 2 states have internal predecessors, (454), 2 states have call successors, (242), 2 states have call predecessors, (242), 2 states have return successors, (241), 2 states have call predecessors, (241), 2 states have call successors, (241) Word has length 1653 [2023-12-16 18:08:11,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 18:08:11,246 INFO L225 Difference]: With dead ends: 3190 [2023-12-16 18:08:11,246 INFO L226 Difference]: Without dead ends: 1592 [2023-12-16 18:08:11,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1652 GetRequests, 1652 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 18:08:11,275 INFO L413 NwaCegarLoop]: 2387 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2387 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-12-16 18:08:11,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2387 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 2 Unknown, 0 Unchecked, 9.1s Time] [2023-12-16 18:08:11,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2023-12-16 18:08:11,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1592. [2023-12-16 18:08:11,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1592 states, 970 states have (on average 1.2649484536082474) internal successors, (1227), 1003 states have internal predecessors, (1227), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (596), 593 states have call predecessors, (596), 596 states have call successors, (596) [2023-12-16 18:08:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1592 states and 2420 transitions. [2023-12-16 18:08:11,808 INFO L78 Accepts]: Start accepts. Automaton has 1592 states and 2420 transitions. Word has length 1653 [2023-12-16 18:08:11,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 18:08:11,810 INFO L495 AbstractCegarLoop]: Abstraction has 1592 states and 2420 transitions. [2023-12-16 18:08:11,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 227.0) internal successors, (454), 2 states have internal predecessors, (454), 2 states have call successors, (242), 2 states have call predecessors, (242), 2 states have return successors, (241), 2 states have call predecessors, (241), 2 states have call successors, (241) [2023-12-16 18:08:11,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2420 transitions. [2023-12-16 18:08:11,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1654 [2023-12-16 18:08:11,982 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 18:08:11,983 INFO L195 NwaCegarLoop]: trace histogram [241, 241, 241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 18:08:12,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-16 18:08:12,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 18:08:12,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 18:08:12,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 18:08:12,211 INFO L85 PathProgramCache]: Analyzing trace with hash -50198272, now seen corresponding path program 1 times [2023-12-16 18:08:12,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 18:08:12,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1992734773] [2023-12-16 18:08:12,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 18:08:12,219 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 18:08:12,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 18:08:12,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-16 18:08:12,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-16 18:08:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 18:08:17,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 3261 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-16 18:08:17,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 18:08:19,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 267 treesize of output 30 [2023-12-16 18:08:20,305 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-16 18:08:20,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 Received shutdown request... [2023-12-16 18:08:27,650 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 18:08:27,653 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 18:08:27,668 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 18:08:27,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-16 18:08:27,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 18:08:27,855 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 1654 with TraceHistMax 241,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2023-12-16 18:08:27,860 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-16 18:08:27,889 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 18:08:27,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 06:08:27 BoogieIcfgContainer [2023-12-16 18:08:27,891 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 18:08:27,891 INFO L158 Benchmark]: Toolchain (without parser) took 67316.55ms. Allocated memory was 253.8MB in the beginning and 733.0MB in the end (delta: 479.2MB). Free memory was 183.7MB in the beginning and 615.3MB in the end (delta: -431.6MB). Peak memory consumption was 167.1MB. Max. memory is 8.0GB. [2023-12-16 18:08:27,891 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 253.8MB. Free memory is still 202.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 18:08:27,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 951.35ms. Allocated memory was 253.8MB in the beginning and 308.3MB in the end (delta: 54.5MB). Free memory was 183.5MB in the beginning and 252.0MB in the end (delta: -68.6MB). Peak memory consumption was 48.0MB. Max. memory is 8.0GB. [2023-12-16 18:08:27,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 266.54ms. Allocated memory is still 308.3MB. Free memory was 252.0MB in the beginning and 234.7MB in the end (delta: 17.3MB). Peak memory consumption was 23.6MB. Max. memory is 8.0GB. [2023-12-16 18:08:27,892 INFO L158 Benchmark]: Boogie Preprocessor took 370.99ms. Allocated memory is still 308.3MB. Free memory was 234.7MB in the beginning and 220.0MB in the end (delta: 14.7MB). Peak memory consumption was 35.2MB. Max. memory is 8.0GB. [2023-12-16 18:08:27,893 INFO L158 Benchmark]: RCFGBuilder took 34937.61ms. Allocated memory was 308.3MB in the beginning and 566.2MB in the end (delta: 257.9MB). Free memory was 220.0MB in the beginning and 301.3MB in the end (delta: -81.3MB). Peak memory consumption was 176.2MB. Max. memory is 8.0GB. [2023-12-16 18:08:27,893 INFO L158 Benchmark]: TraceAbstraction took 30783.93ms. Allocated memory was 566.2MB in the beginning and 733.0MB in the end (delta: 166.7MB). Free memory was 300.7MB in the beginning and 615.3MB in the end (delta: -314.6MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 18:08:27,894 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 253.8MB. Free memory is still 202.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 951.35ms. Allocated memory was 253.8MB in the beginning and 308.3MB in the end (delta: 54.5MB). Free memory was 183.5MB in the beginning and 252.0MB in the end (delta: -68.6MB). Peak memory consumption was 48.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 266.54ms. Allocated memory is still 308.3MB. Free memory was 252.0MB in the beginning and 234.7MB in the end (delta: 17.3MB). Peak memory consumption was 23.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 370.99ms. Allocated memory is still 308.3MB. Free memory was 234.7MB in the beginning and 220.0MB in the end (delta: 14.7MB). Peak memory consumption was 35.2MB. Max. memory is 8.0GB. * RCFGBuilder took 34937.61ms. Allocated memory was 308.3MB in the beginning and 566.2MB in the end (delta: 257.9MB). Free memory was 220.0MB in the beginning and 301.3MB in the end (delta: -81.3MB). Peak memory consumption was 176.2MB. Max. memory is 8.0GB. * TraceAbstraction took 30783.93ms. Allocated memory was 566.2MB in the beginning and 733.0MB in the end (delta: 166.7MB). Free memory was 300.7MB in the beginning and 615.3MB in the end (delta: -314.6MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 44]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [44] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 51). Cancelled while NwaCegarLoop was analyzing trace of length 1654 with TraceHistMax 241,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 1596 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.7s, OverallIterations: 2, TraceHistogramMax: 241, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 9.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 2387 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2387 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1652 GetRequests, 1652 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1596occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 1653 NumberOfCodeBlocks, 1653 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1652 ConstructedInterpolants, 0 QuantifiedInterpolants, 1652 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3261 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 115680/115680 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown