java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/systemc/mem_slave_tlm.5.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:36:18,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:36:18,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:36:18,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:36:18,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:36:18,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:36:18,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:36:18,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:36:18,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:36:18,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:36:18,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:36:18,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:36:18,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:36:18,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:36:18,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:36:18,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:36:18,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:36:18,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:36:18,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:36:18,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:36:18,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:36:18,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:36:18,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:36:18,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:36:18,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:36:18,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:36:18,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:36:18,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:36:18,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:36:18,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:36:18,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:36:18,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:36:18,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:36:18,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:36:18,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:36:18,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:36:18,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 16:36:18,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:36:18,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:36:18,209 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:36:18,209 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:36:18,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:36:18,210 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:36:18,210 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:36:18,210 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:36:18,210 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:36:18,211 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:36:18,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:36:18,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:36:18,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:36:18,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:36:18,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:36:18,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:36:18,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:36:18,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:36:18,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:36:18,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:36:18,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:36:18,215 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:36:18,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:36:18,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:36:18,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:36:18,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:36:18,216 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:36:18,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:36:18,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:36:18,217 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:36:18,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:36:18,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:36:18,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:36:18,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:36:18,288 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:36:18,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/mem_slave_tlm.5.cil.c [2019-09-11 16:36:18,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7b7bf00/fe252443cbf8482199c8ad963626eb8b/FLAGd7c35e2a1 [2019-09-11 16:36:18,819 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:36:18,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/mem_slave_tlm.5.cil.c [2019-09-11 16:36:18,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7b7bf00/fe252443cbf8482199c8ad963626eb8b/FLAGd7c35e2a1 [2019-09-11 16:36:19,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7b7bf00/fe252443cbf8482199c8ad963626eb8b [2019-09-11 16:36:19,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:36:19,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:36:19,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:36:19,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:36:19,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:36:19,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4f9ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19, skipping insertion in model container [2019-09-11 16:36:19,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,188 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:36:19,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:36:19,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:36:19,568 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:36:19,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:36:19,759 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:36:19,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19 WrapperNode [2019-09-11 16:36:19,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:36:19,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:36:19,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:36:19,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:36:19,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... [2019-09-11 16:36:19,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:36:19,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:36:19,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:36:19,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:36:19,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:36:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:36:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:36:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:36:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure s_memory_read [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure s_memory_write [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure m_run [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure s_run [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-11 16:36:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-11 16:36:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:36:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:36:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:36:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-11 16:36:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure s_memory_read [2019-09-11 16:36:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure s_memory_write [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure m_run [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure s_run [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:36:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:36:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:36:21,130 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:36:21,131 INFO L283 CfgBuilder]: Removed 13 assume(true) statements. [2019-09-11 16:36:21,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:36:21 BoogieIcfgContainer [2019-09-11 16:36:21,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:36:21,134 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:36:21,135 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:36:21,135 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:36:21,136 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:36:21" (1/1) ... [2019-09-11 16:36:21,189 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:46:13,266 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:46:13,311 INFO L272 AbstractInterpreter]: Visited 518 different actions 1089179 times. Merged at 336 different actions 484012 times. Widened at 114 different actions 68870 times. Performed 5028031 root evaluator evaluations with a maximum evaluation depth of 4. Performed 5028031 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 202105 fixpoints after 274 different actions. Largest state had 104 variables. [2019-09-11 16:46:13,311 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:46:13,314 INFO L168 Benchmark]: Toolchain (without parser) took 594148.04 ms. Allocated memory was 140.5 MB in the beginning and 5.1 GB in the end (delta: 5.0 GB). Free memory was 87.8 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2019-09-11 16:46:13,315 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:46:13,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.64 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 87.6 MB in the beginning and 173.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:13,317 INFO L168 Benchmark]: Boogie Preprocessor took 80.79 ms. Allocated memory is still 201.3 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:13,318 INFO L168 Benchmark]: RCFGBuilder took 1292.22 ms. Allocated memory is still 201.3 MB. Free memory was 169.1 MB in the beginning and 87.9 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:13,319 INFO L168 Benchmark]: Abstract Interpretation took 592177.09 ms. Allocated memory was 201.3 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 87.9 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. [2019-09-11 16:46:13,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 593.64 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 87.6 MB in the beginning and 173.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.79 ms. Allocated memory is still 201.3 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1292.22 ms. Allocated memory is still 201.3 MB. Free memory was 169.1 MB in the beginning and 87.9 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 592177.09 ms. Allocated memory was 201.3 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 87.9 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 10]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L15] int m_run_st ; [L16] int m_run_i ; [L17] int m_run_pc ; [L18] int s_memory0 ; [L19] int s_memory1 ; [L20] int s_memory2 ; [L21] int s_memory3 ; [L22] int s_memory4 ; [L23] int s_run_st ; [L24] int s_run_i ; [L25] int s_run_pc ; [L26] int c_m_lock ; [L27] int c_m_ev ; [L28] int c_req_type ; [L29] int c_req_a ; [L30] int c_req_d ; [L31] int c_rsp_type ; [L32] int c_rsp_status ; [L33] int c_rsp_d ; [L34] int c_empty_req ; [L35] int c_empty_rsp ; [L36] int c_read_req_ev ; [L37] int c_write_req_ev ; [L38] int c_read_rsp_ev ; [L39] int c_write_rsp_ev ; [L40] static int d_t ; [L41] static int a_t ; [L42] static int req_t_type ; [L43] static int req_t_a ; [L44] static int req_t_d ; [L45] static int rsp_t_type ; [L46] static int rsp_t_status ; [L47] static int rsp_t_d ; [L48] static int req_tt_type ; [L49] static int req_tt_a ; [L50] static int req_tt_d ; [L51] static int rsp_tt_type ; [L52] static int rsp_tt_status ; [L53] static int rsp_tt_d ; [L854] static int req_t_type___0 ; [L855] static int req_t_a___0 ; [L856] static int req_t_d___0 ; [L857] static int rsp_t_type___0 ; [L858] static int rsp_t_status___0 ; [L859] static int rsp_t_d___0 ; [L1361] int __retres1 ; [L1365] c_m_lock = 0 [L1366] c_m_ev = 2 [L1368] m_run_i = 1 [L1369] m_run_pc = 0 [L1370] s_run_i = 1 [L1371] s_run_pc = 0 [L1372] c_empty_req = 1 [L1373] c_empty_rsp = 1 [L1374] c_read_req_ev = 2 [L1375] c_write_req_ev = 2 [L1376] c_read_rsp_ev = 2 [L1377] c_write_rsp_ev = 2 [L1378] c_m_lock = 0 [L1379] c_m_ev = 2 [L1380] CALL start_simulation() [L1177] int kernel_st ; [L1180] kernel_st = 0 [L1181] COND TRUE (int )m_run_i == 1 [L1182] m_run_st = 0 [L1186] COND TRUE (int )s_run_i == 1 [L1187] s_run_st = 0 [L1191] COND FALSE !((int )m_run_pc == 1) [L1199] COND FALSE !((int )m_run_pc == 2) [L1207] COND FALSE !((int )m_run_pc == 3) [L1215] COND FALSE !((int )m_run_pc == 4) [L1223] COND FALSE !((int )m_run_pc == 5) [L1231] COND FALSE !((int )m_run_pc == 6) [L1245] COND FALSE !((int )s_run_pc == 2) [L1253] COND FALSE !((int )s_run_pc == 1) [L1264] COND TRUE 1 [L1267] kernel_st = 1 [L1268] CALL eval() [L1123] int tmp ; [L1124] int tmp___0 ; [L1128] COND TRUE 1 [L1130] COND TRUE (int )m_run_st == 0 [L1139] COND TRUE (int )m_run_st == 0 [L1141] tmp = __VERIFIER_nondet_int() [L1143] COND FALSE !(\read(tmp)) [L1154] COND TRUE (int )s_run_st == 0 [L1156] tmp___0 = __VERIFIER_nondet_int() [L1158] COND TRUE \read(tmp___0) [L1160] s_run_st = 1 [L1161] CALL s_run() [L861] int req_type ; [L862] int req_a ; [L863] int req_d ; [L864] int rsp_type ; [L865] int rsp_status ; [L866] int rsp_d ; [L867] int dummy ; [L870] COND TRUE (int )s_run_pc == 0 [L885] COND TRUE 1 [L888] COND TRUE 1 [L890] COND TRUE (int )c_empty_req == 1 [L895] s_run_st = 2 [L896] s_run_pc = 2 [L897] req_t_type___0 = req_type [L898] req_t_a___0 = req_a [L899] req_t_d___0 = req_d [L900] rsp_t_type___0 = rsp_type [L901] rsp_t_status___0 = rsp_status [L902] rsp_t_d___0 = rsp_d [L1161] RET s_run() [L1128] COND TRUE 1 [L1130] COND TRUE (int )m_run_st == 0 [L1139] COND TRUE (int )m_run_st == 0 [L1141] tmp = __VERIFIER_nondet_int() [L1143] COND FALSE !(\read(tmp)) [L1154] COND TRUE (int )s_run_st == 0 [L1156] tmp___0 = __VERIFIER_nondet_int() [L1158] COND TRUE \read(tmp___0) [L1160] s_run_st = 1 [L1161] CALL s_run() [L861] int req_type ; [L862] int req_a ; [L863] int req_d ; [L864] int rsp_type ; [L865] int rsp_status ; [L866] int rsp_d ; [L867] int dummy ; [L870] COND FALSE !((int )s_run_pc == 0) [L873] COND TRUE (int )s_run_pc == 1 [L1028] req_type = req_t_type___0 [L1029] req_a = req_t_a___0 [L1030] req_d = req_t_d___0 [L1031] rsp_type = rsp_t_type___0 [L1032] rsp_status = rsp_t_status___0 [L1033] rsp_d = rsp_t_d___0 [L1010] COND TRUE 1 [L1012] COND FALSE !((int )c_empty_rsp == 0) [L1037] c_rsp_type = rsp_type [L1038] c_rsp_status = rsp_status [L1039] c_rsp_d = rsp_d [L1040] c_empty_rsp = 0 [L1041] c_write_rsp_ev = 1 [L1042] COND FALSE !((int )m_run_pc == 1) [L1050] COND FALSE !((int )m_run_pc == 2) [L1058] COND FALSE !((int )m_run_pc == 3) [L1066] COND FALSE !((int )m_run_pc == 4) [L1074] COND FALSE !((int )m_run_pc == 5) [L1082] COND FALSE !((int )m_run_pc == 6) [L1096] COND FALSE !((int )s_run_pc == 2) [L1104] COND TRUE (int )s_run_pc == 1 [L1105] COND FALSE !((int )c_read_rsp_ev == 1) [L1114] c_write_rsp_ev = 2 [L885] COND TRUE 1 [L888] COND TRUE 1 [L890] COND TRUE (int )c_empty_req == 1 [L895] s_run_st = 2 [L896] s_run_pc = 2 [L897] req_t_type___0 = req_type [L898] req_t_a___0 = req_a [L899] req_t_d___0 = req_d [L900] rsp_t_type___0 = rsp_type [L901] rsp_t_status___0 = rsp_status [L902] rsp_t_d___0 = rsp_d [L1161] RET s_run() [L1128] COND TRUE 1 [L1130] COND TRUE (int )m_run_st == 0 [L1139] COND TRUE (int )m_run_st == 0 [L1141] tmp = __VERIFIER_nondet_int() [L1143] COND TRUE \read(tmp) [L1145] m_run_st = 1 [L1146] CALL m_run() [L95] int d ; [L96] int a ; [L97] int req_type ; [L98] int req_a ; [L99] int req_d ; [L100] int rsp_type ; [L101] int rsp_status ; [L102] int rsp_d ; [L103] int req_type___0 ; [L104] int req_a___0 ; [L105] int req_d___0 ; [L106] int rsp_type___0 ; [L107] int rsp_status___0 ; [L108] int rsp_d___0 ; [L111] COND FALSE !((int )m_run_pc == 0) [L114] COND FALSE !((int )m_run_pc == 1) [L117] COND FALSE !((int )m_run_pc == 2) [L120] COND TRUE (int )m_run_pc == 3 [L317] req_type = req_t_type [L318] req_a = req_t_a [L319] req_d = req_t_d [L320] rsp_type = rsp_t_type [L321] rsp_status = rsp_t_status [L322] rsp_d = rsp_t_d [L323] d = d_t [L324] a = a_t [L297] COND TRUE 1 [L299] COND FALSE !((int )c_empty_rsp == 1) [L328] rsp_type = c_rsp_type [L329] rsp_status = c_rsp_status [L330] rsp_d = c_rsp_d [L331] c_empty_rsp = 1 [L332] c_read_rsp_ev = 1 [L333] COND FALSE !((int )m_run_pc == 1) [L341] COND FALSE !((int )m_run_pc == 2) [L349] COND TRUE (int )m_run_pc == 3 [L350] COND FALSE !((int )c_write_rsp_ev == 1) [L357] COND FALSE !((int )m_run_pc == 4) [L365] COND FALSE !((int )m_run_pc == 5) [L373] COND FALSE !((int )m_run_pc == 6) [L387] COND FALSE !((int )s_run_pc == 2) [L395] COND FALSE !((int )s_run_pc == 1) [L405] c_read_rsp_ev = 2 [L406] COND TRUE c_m_lock == 0 [L408] CALL error() [L10] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...