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/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:51:01,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:51:01,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:51:01,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:51:01,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:51:01,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:51:01,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:51:01,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:51:01,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:51:01,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:51:01,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:51:01,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:51:01,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:51:01,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:51:01,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:51:01,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:51:01,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:51:01,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:51:01,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:51:01,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:51:01,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:51:01,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:51:01,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:51:01,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:51:01,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 13:51:01,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:51:01,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:51:01,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:51:01,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:51:01,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:51:01,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:51:01,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:51:01,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:51:01,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:51:01,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:51:01,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:51:01,624 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 [2019-09-20 13:51:01,640 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:51:01,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:51:01,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:51:01,641 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:51:01,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:51:01,641 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:51:01,642 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:51:01,642 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:51:01,642 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:51:01,642 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:51:01,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:51:01,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:51:01,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:51:01,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:51:01,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:51:01,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:51:01,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:51:01,644 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:51:01,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:51:01,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:51:01,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:51:01,645 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:51:01,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:51:01,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:51:01,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:51:01,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:51:01,646 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:51:01,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:51:01,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:51:01,647 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:51:01,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:51:01,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:51:01,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:51:01,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:51:01,693 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:51:01,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 13:51:01,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899f8ec22/6cc3d9d142254f439e7d0f12c7f3363c/FLAG957d2f7e6 [2019-09-20 13:51:02,221 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:51:02,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 13:51:02,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899f8ec22/6cc3d9d142254f439e7d0f12c7f3363c/FLAG957d2f7e6 [2019-09-20 13:51:02,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899f8ec22/6cc3d9d142254f439e7d0f12c7f3363c [2019-09-20 13:51:02,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:51:02,576 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:51:02,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:51:02,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:51:02,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:51:02,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:51:02" (1/1) ... [2019-09-20 13:51:02,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e788b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:02, skipping insertion in model container [2019-09-20 13:51:02,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:51:02" (1/1) ... [2019-09-20 13:51:02,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:51:02,643 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:51:02,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:51:02,883 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:51:03,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:51:03,037 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:51:03,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03 WrapperNode [2019-09-20 13:51:03,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:51:03,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:51:03,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:51:03,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:51:03,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:51:03,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:51:03,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:51:03,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:51:03,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:51:03" (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 [2019-09-20 13:51:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:51:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:51:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 13:51:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 13:51:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 13:51:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 13:51:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 13:51:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 13:51:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 13:51:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 13:51:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 13:51:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 13:51:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 13:51:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 13:51:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 13:51:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:51:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:51:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:51:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 13:51:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 13:51:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 13:51:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 13:51:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 13:51:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 13:51:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 13:51:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:51:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:51:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:51:03,655 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:51:03,655 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:51:03,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:51:03 BoogieIcfgContainer [2019-09-20 13:51:03,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:51:03,658 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-20 13:51:03,658 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-20 13:51:03,658 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-20 13:51:03,659 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:51:03" (1/1) ... [2019-09-20 13:51:03,697 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-20 13:51:05,264 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-20 13:51:05,300 INFO L272 AbstractInterpreter]: Visited 185 different actions 4710 times. Merged at 83 different actions 1486 times. Widened at 3 different actions 5 times. Performed 12461 root evaluator evaluations with a maximum evaluation depth of 4. Performed 12461 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 332 fixpoints after 29 different actions. Largest state had 24 variables. [2019-09-20 13:51:05,300 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-20 13:51:05,303 INFO L168 Benchmark]: Toolchain (without parser) took 2725.82 ms. Allocated memory was 138.9 MB in the beginning and 258.5 MB in the end (delta: 119.5 MB). Free memory was 89.3 MB in the beginning and 171.2 MB in the end (delta: -81.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,304 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.33 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 89.1 MB in the beginning and 177.3 MB in the end (delta: -88.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,306 INFO L168 Benchmark]: Boogie Preprocessor took 47.15 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 175.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,307 INFO L168 Benchmark]: RCFGBuilder took 570.68 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 146.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,308 INFO L168 Benchmark]: Abstract Interpretation took 1642.57 ms. Allocated memory was 201.9 MB in the beginning and 258.5 MB in the end (delta: 56.6 MB). Free memory was 146.0 MB in the beginning and 171.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:51:05,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 461.33 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 89.1 MB in the beginning and 177.3 MB in the end (delta: -88.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.15 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 175.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 570.68 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 146.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1642.57 ms. Allocated memory was 201.9 MB in the beginning and 258.5 MB in the end (delta: 56.6 MB). Free memory was 146.0 MB in the beginning and 171.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 11]: 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_pc = 0; [L16] int t1_pc = 0; [L17] int m_st ; [L18] int t1_st ; [L19] int m_i ; [L20] int t1_i ; [L21] int M_E = 2; [L22] int T1_E = 2; [L23] int E_1 = 2; [L439] int __retres1 ; [L443] CALL init_model() [L354] m_i = 1 [L355] t1_i = 1 [L443] RET init_model() [L444] CALL start_simulation() [L380] int kernel_st ; [L381] int tmp ; [L382] int tmp___0 ; [L386] kernel_st = 0 [L387] FCALL update_channels() [L388] CALL init_threads() [L151] COND TRUE m_i == 1 [L152] m_st = 0 [L156] COND TRUE t1_i == 1 [L157] t1_st = 0 [L388] RET init_threads() [L389] CALL fire_delta_events() [L240] COND FALSE !(M_E == 0) [L245] COND FALSE !(T1_E == 0) [L250] COND FALSE !(E_1 == 0) [L389] RET fire_delta_events() [L390] CALL activate_threads() [L283] int tmp ; [L284] int tmp___0 ; [L288] CALL, EXPR is_master_triggered() [L102] int __retres1 ; [L105] COND FALSE !(m_pc == 1) [L115] __retres1 = 0 [L117] return (__retres1); [L288] RET, EXPR is_master_triggered() [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L296] CALL, EXPR is_transmit1_triggered() [L121] int __retres1 ; [L124] COND FALSE !(t1_pc == 1) [L134] __retres1 = 0 [L136] return (__retres1); [L296] RET, EXPR is_transmit1_triggered() [L296] tmp___0 = is_transmit1_triggered() [L298] COND FALSE !(\read(tmp___0)) [L390] RET activate_threads() [L391] CALL reset_delta_events() [L263] COND FALSE !(M_E == 1) [L268] COND FALSE !(T1_E == 1) [L273] COND FALSE !(E_1 == 1) [L391] RET reset_delta_events() [L394] COND TRUE 1 [L397] kernel_st = 1 [L398] CALL eval() [L187] int tmp ; [L191] COND TRUE 1 [L194] CALL, EXPR exists_runnable_thread() [L166] int __retres1 ; [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 [L182] return (__retres1); [L194] RET, EXPR exists_runnable_thread() [L194] tmp = exists_runnable_thread() [L196] COND TRUE \read(tmp) [L201] COND TRUE m_st == 0 [L202] int tmp_ndt_1; [L203] tmp_ndt_1 = __VERIFIER_nondet_int() [L204] COND TRUE \read(tmp_ndt_1) [L206] m_st = 1 [L207] CALL master() [L31] COND TRUE m_pc == 0 [L42] COND TRUE 1 [L45] E_1 = 1 [L46] CALL immediate_notify() [L312] CALL activate_threads() [L283] int tmp ; [L284] int tmp___0 ; [L288] CALL, EXPR is_master_triggered() [L102] int __retres1 ; [L105] COND FALSE !(m_pc == 1) [L115] __retres1 = 0 [L117] return (__retres1); [L288] RET, EXPR is_master_triggered() [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L296] CALL, EXPR is_transmit1_triggered() [L121] int __retres1 ; [L124] COND FALSE !(t1_pc == 1) [L134] __retres1 = 0 [L136] return (__retres1); [L296] RET, EXPR is_transmit1_triggered() [L296] tmp___0 = is_transmit1_triggered() [L298] COND FALSE !(\read(tmp___0)) [L312] RET activate_threads() [L46] RET immediate_notify() [L47] E_1 = 2 [L50] COND TRUE 1 [L52] m_pc = 1 [L53] m_st = 2 [L207] RET master() [L215] COND TRUE t1_st == 0 [L216] int tmp_ndt_2; [L217] tmp_ndt_2 = __VERIFIER_nondet_int() [L218] COND TRUE \read(tmp_ndt_2) [L220] t1_st = 1 [L221] CALL transmit1() [L72] COND FALSE !(t1_pc == 0) [L75] COND TRUE t1_pc == 1 [L91] CALL error() [L11] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...