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/pc_sfifo_1.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:37:44,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:37:44,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:37:44,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:37:44,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:37:44,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:37:44,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:37:44,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:37:44,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:37:44,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:37:44,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:37:44,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:37:44,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:37:44,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:37:44,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:37:44,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:37:44,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:37:44,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:37:44,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:37:44,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:37:44,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:37:44,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:37:44,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:37:44,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:37:44,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:37:44,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:37:44,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:37:44,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:37:44,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:37:44,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:37:44,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:37:44,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:37:44,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:37:44,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:37:44,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:37:44,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:37:44,398 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 16:37:44,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:37:44,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:37:44,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:37:44,415 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:37:44,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:37:44,415 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:37:44,416 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:37:44,416 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:37:44,416 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:37:44,416 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:37:44,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:37:44,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:37:44,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:37:44,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:37:44,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:37:44,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:37:44,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:37:44,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:37:44,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:37:44,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:37:44,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:37:44,419 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:37:44,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:37:44,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:37:44,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:37:44,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:37:44,420 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:37:44,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:37:44,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:37:44,421 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:37:44,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:37:44,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:37:44,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:37:44,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:37:44,475 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:37:44,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-11 16:37:44,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5faad6b29/b1934e4617a248f1b1272887c2a9dc28/FLAGcea3a3f08 [2019-09-11 16:37:45,055 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:37:45,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-11 16:37:45,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5faad6b29/b1934e4617a248f1b1272887c2a9dc28/FLAGcea3a3f08 [2019-09-11 16:37:45,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5faad6b29/b1934e4617a248f1b1272887c2a9dc28 [2019-09-11 16:37:45,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:37:45,422 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:37:45,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:37:45,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:37:45,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:37:45,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f766b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45, skipping insertion in model container [2019-09-11 16:37:45,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:37:45,468 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:37:45,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:37:45,675 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:37:45,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:37:45,833 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:37:45,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45 WrapperNode [2019-09-11 16:37:45,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:37:45,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:37:45,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:37:45,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:37:45,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (1/1) ... [2019-09-11 16:37:45,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:37:45,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:37:45,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:37:45,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:37:45,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:37:45" (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 16:37:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:37:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-11 16:37:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-11 16:37:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-11 16:37:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-11 16:37:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-11 16:37:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-11 16:37:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:37:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-11 16:37:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-11 16:37:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-11 16:37:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:37:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:37:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:37:46,419 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:37:46,419 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-11 16:37:46,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:37:46 BoogieIcfgContainer [2019-09-11 16:37:46,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:37:46,422 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:37:46,422 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:37:46,423 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:37:46,423 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:37:46" (1/1) ... [2019-09-11 16:37:46,453 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:38:01,550 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:38:01,577 INFO L272 AbstractInterpreter]: Visited 140 different actions 64732 times. Merged at 78 different actions 24280 times. Widened at 11 different actions 163 times. Performed 291775 root evaluator evaluations with a maximum evaluation depth of 4. Performed 291775 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 4470 fixpoints after 28 different actions. Largest state had 36 variables. [2019-09-11 16:38:01,577 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:38:01,579 INFO L168 Benchmark]: Toolchain (without parser) took 16157.33 ms. Allocated memory was 141.0 MB in the beginning and 1.0 GB in the end (delta: 879.8 MB). Free memory was 88.6 MB in the beginning and 765.1 MB in the end (delta: -676.5 MB). Peak memory consumption was 203.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,580 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.56 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 88.4 MB in the beginning and 177.8 MB in the end (delta: -89.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,582 INFO L168 Benchmark]: Boogie Preprocessor took 41.40 ms. Allocated memory is still 201.3 MB. Free memory was 177.8 MB in the beginning and 176.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,583 INFO L168 Benchmark]: RCFGBuilder took 545.11 ms. Allocated memory is still 201.3 MB. Free memory was 175.4 MB in the beginning and 150.0 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,584 INFO L168 Benchmark]: Abstract Interpretation took 15155.37 ms. Allocated memory was 201.3 MB in the beginning and 1.0 GB in the end (delta: 819.5 MB). Free memory was 150.0 MB in the beginning and 765.1 MB in the end (delta: -615.1 MB). Peak memory consumption was 204.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:01,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 411.56 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 88.4 MB in the beginning and 177.8 MB in the end (delta: -89.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.40 ms. Allocated memory is still 201.3 MB. Free memory was 177.8 MB in the beginning and 176.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 545.11 ms. Allocated memory is still 201.3 MB. Free memory was 175.4 MB in the beginning and 150.0 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 15155.37 ms. Allocated memory was 201.3 MB in the beginning and 1.0 GB in the end (delta: 819.5 MB). Free memory was 150.0 MB in the beginning and 765.1 MB in the end (delta: -615.1 MB). Peak memory consumption was 204.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 9]: 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: [L14] int q_buf_0 ; [L15] int q_free ; [L16] int q_read_ev ; [L17] int q_write_ev ; [L18] int p_num_write ; [L19] int p_last_write ; [L20] int p_dw_st ; [L21] int p_dw_pc ; [L22] int p_dw_i ; [L23] int c_num_read ; [L24] int c_last_read ; [L25] int c_dr_st ; [L26] int c_dr_pc ; [L27] int c_dr_i ; [L134] static int a_t ; [L350] int __retres1 ; [L354] CALL init_model() [L336] q_free = 1 [L337] q_write_ev = 2 [L338] q_read_ev = q_write_ev [L339] p_num_write = 0 [L340] p_dw_pc = 0 [L341] p_dw_i = 1 [L342] c_num_read = 0 [L343] c_dr_pc = 0 [L344] c_dr_i = 1 [L354] RET init_model() [L355] CALL start_simulation() [L304] int kernel_st ; [L305] int tmp ; [L309] kernel_st = 0 [L310] CALL init_threads() [L196] COND TRUE (int )p_dw_i == 1 [L197] p_dw_st = 0 [L201] COND TRUE (int )c_dr_i == 1 [L202] c_dr_st = 0 [L310] RET init_threads() [L313] COND TRUE 1 [L316] kernel_st = 1 [L317] CALL eval() [L231] int tmp ; [L232] int tmp___0 ; [L233] int tmp___1 ; [L237] COND TRUE 1 [L240] CALL, EXPR exists_runnable_thread() [L211] int __retres1 ; [L214] COND TRUE (int )p_dw_st == 0 [L215] __retres1 = 1 [L227] return (__retres1); [L240] RET, EXPR exists_runnable_thread() [L240] tmp___1 = exists_runnable_thread() [L242] COND TRUE \read(tmp___1) [L247] COND TRUE (int )p_dw_st == 0 [L249] tmp = __VERIFIER_nondet_int() [L251] COND FALSE !(\read(tmp)) [L257] CALL error() [L9] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...