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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/systemc/token_ring.03.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:52:51,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:52:51,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:52:51,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:52:51,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:52:51,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:52:51,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:52:51,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:52:51,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:52:51,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:52:51,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:52:51,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:52:51,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:52:51,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:52:51,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:52:51,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:52:51,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:52:51,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:52:51,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:52:51,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:52:51,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:52:51,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:52:51,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:52:51,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:52:51,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:52:51,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:52:51,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:52:51,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:52:51,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:52:51,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:52:51,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:52:51,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:52:51,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:52:51,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:52:51,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:52:51,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:52:51,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:52:51,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:52:51,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:52:51,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:52:51,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:52:51,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 04:52:51,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:52:51,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:52:51,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:52:51,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:52:51,804 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:52:51,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:52:51,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:52:51,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:52:51,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:52:51,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:52:51,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:52:51,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:52:51,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:52:51,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:52:51,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:52:51,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:52:51,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:52:51,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:52:51,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:52:51,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:52:51,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:52:51,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:52:51,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:52:52,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:52:52,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:52:52,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:52:52,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:52:52,125 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:52:52,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.03.cil-2.c [2019-10-15 04:52:52,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8673fbf/c06e1e11121d4be69d3b4aec1d24534d/FLAG7b06b757a [2019-10-15 04:52:52,707 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:52:52,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.03.cil-2.c [2019-10-15 04:52:52,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8673fbf/c06e1e11121d4be69d3b4aec1d24534d/FLAG7b06b757a [2019-10-15 04:52:53,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8673fbf/c06e1e11121d4be69d3b4aec1d24534d [2019-10-15 04:52:53,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:52:53,073 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:52:53,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:53,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:52:53,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:52:53,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644c4853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53, skipping insertion in model container [2019-10-15 04:52:53,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,089 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:52:53,126 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:52:53,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:53,372 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:52:53,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:53,551 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:52:53,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53 WrapperNode [2019-10-15 04:52:53,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:53,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:52:53,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:52:53,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:52:53,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (1/1) ... [2019-10-15 04:52:53,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:52:53,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:52:53,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:52:53,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:52:53,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:53" (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 [2019-10-15 04:52:53,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:52:53,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-10-15 04:52:53,673 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-10-15 04:52:53,674 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-10-15 04:52:53,674 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-10-15 04:52:53,674 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-10-15 04:52:53,674 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-15 04:52:53,674 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-15 04:52:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-15 04:52:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-10-15 04:52:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-10-15 04:52:53,678 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-15 04:52:53,679 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:52:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:52:54,373 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:52:54,374 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-15 04:52:54,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:54 BoogieIcfgContainer [2019-10-15 04:52:54,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:52:54,376 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:52:54,377 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:52:54,377 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:52:54,378 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:54" (1/1) ... [2019-10-15 04:52:54,429 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:53:01,375 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-15 04:53:01,453 INFO L272 AbstractInterpreter]: Visited 289 different actions 18774 times. Merged at 126 different actions 4929 times. Widened at 2 different actions 2 times. Performed 101319 root evaluator evaluations with a maximum evaluation depth of 5. Performed 101319 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1256 fixpoints after 49 different actions. Largest state had 54 variables. [2019-10-15 04:53:01,453 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:53:01,457 INFO L168 Benchmark]: Toolchain (without parser) took 8381.77 ms. Allocated memory was 139.5 MB in the beginning and 558.4 MB in the end (delta: 418.9 MB). Free memory was 103.9 MB in the beginning and 304.5 MB in the end (delta: -200.6 MB). Peak memory consumption was 218.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,459 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.08 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 103.7 MB in the beginning and 180.0 MB in the end (delta: -76.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,463 INFO L168 Benchmark]: Boogie Preprocessor took 63.98 ms. Allocated memory is still 204.5 MB. Free memory was 180.0 MB in the beginning and 177.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,465 INFO L168 Benchmark]: RCFGBuilder took 758.71 ms. Allocated memory is still 204.5 MB. Free memory was 177.4 MB in the beginning and 134.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,467 INFO L168 Benchmark]: Abstract Interpretation took 7076.67 ms. Allocated memory was 204.5 MB in the beginning and 558.4 MB in the end (delta: 353.9 MB). Free memory was 134.1 MB in the beginning and 304.5 MB in the end (delta: -170.4 MB). Peak memory consumption was 183.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:53:01,481 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 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 478.08 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 103.7 MB in the beginning and 180.0 MB in the end (delta: -76.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.98 ms. Allocated memory is still 204.5 MB. Free memory was 180.0 MB in the beginning and 177.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 758.71 ms. Allocated memory is still 204.5 MB. Free memory was 177.4 MB in the beginning and 134.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7076.67 ms. Allocated memory was 204.5 MB in the beginning and 558.4 MB in the end (delta: 353.9 MB). Free memory was 134.1 MB in the beginning and 304.5 MB in the end (delta: -170.4 MB). Peak memory consumption was 183.5 MB. 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: [L14] int m_pc = 0; [L15] int t1_pc = 0; [L16] int t2_pc = 0; [L17] int t3_pc = 0; [L18] int m_st ; [L19] int t1_st ; [L20] int t2_st ; [L21] int t3_st ; [L22] int m_i ; [L23] int t1_i ; [L24] int t2_i ; [L25] int t3_i ; [L26] int M_E = 2; [L27] int T1_E = 2; [L28] int T2_E = 2; [L29] int T3_E = 2; [L30] int E_M = 2; [L31] int E_1 = 2; [L32] int E_2 = 2; [L33] int E_3 = 2; [L39] int token ; [L41] int local ; [L713] int __retres1 ; [L717] CALL init_model() [L626] m_i = 1 [L627] t1_i = 1 [L628] t2_i = 1 [L629] t3_i = 1 [L717] RET init_model() [L718] CALL start_simulation() [L654] int kernel_st ; [L655] int tmp ; [L656] int tmp___0 ; [L660] kernel_st = 0 [L661] FCALL update_channels() [L662] CALL init_threads() [L282] COND TRUE m_i == 1 [L283] m_st = 0 [L287] COND TRUE t1_i == 1 [L288] t1_st = 0 [L292] COND TRUE t2_i == 1 [L293] t2_st = 0 [L297] COND TRUE t3_i == 1 [L298] t3_st = 0 [L662] RET init_threads() [L663] CALL fire_delta_events() [L419] COND FALSE !(M_E == 0) [L424] COND FALSE !(T1_E == 0) [L429] COND FALSE !(T2_E == 0) [L434] COND FALSE !(T3_E == 0) [L439] COND FALSE !(E_M == 0) [L444] COND FALSE !(E_1 == 0) [L449] COND FALSE !(E_2 == 0) [L454] COND FALSE !(E_3 == 0) [L663] RET fire_delta_events() [L664] CALL activate_threads() [L512] int tmp ; [L513] int tmp___0 ; [L514] int tmp___1 ; [L515] int tmp___2 ; [L519] CALL, EXPR is_master_triggered() [L195] int __retres1 ; [L198] COND FALSE !(m_pc == 1) [L208] __retres1 = 0 [L210] return (__retres1); [L519] RET, EXPR is_master_triggered() [L519] tmp = is_master_triggered() [L521] COND FALSE !(\read(tmp)) [L527] CALL, EXPR is_transmit1_triggered() [L214] int __retres1 ; [L217] COND FALSE !(t1_pc == 1) [L227] __retres1 = 0 [L229] return (__retres1); [L527] RET, EXPR is_transmit1_triggered() [L527] tmp___0 = is_transmit1_triggered() [L529] COND FALSE !(\read(tmp___0)) [L535] CALL, EXPR is_transmit2_triggered() [L233] int __retres1 ; [L236] COND FALSE !(t2_pc == 1) [L246] __retres1 = 0 [L248] return (__retres1); [L535] RET, EXPR is_transmit2_triggered() [L535] tmp___1 = is_transmit2_triggered() [L537] COND FALSE !(\read(tmp___1)) [L543] CALL, EXPR is_transmit3_triggered() [L252] int __retres1 ; [L255] COND FALSE !(t3_pc == 1) [L265] __retres1 = 0 [L267] return (__retres1); [L543] RET, EXPR is_transmit3_triggered() [L543] tmp___2 = is_transmit3_triggered() [L545] COND FALSE !(\read(tmp___2)) [L664] RET activate_threads() [L665] CALL reset_delta_events() [L467] COND FALSE !(M_E == 1) [L472] COND FALSE !(T1_E == 1) [L477] COND FALSE !(T2_E == 1) [L482] COND FALSE !(T3_E == 1) [L487] COND FALSE !(E_M == 1) [L492] COND FALSE !(E_1 == 1) [L497] COND FALSE !(E_2 == 1) [L502] COND FALSE !(E_3 == 1) [L665] RET reset_delta_events() [L668] COND TRUE 1 [L671] kernel_st = 1 [L672] CALL eval() [L338] int tmp ; [L342] COND TRUE 1 [L345] CALL, EXPR exists_runnable_thread() [L307] int __retres1 ; [L310] COND TRUE m_st == 0 [L311] __retres1 = 1 [L333] return (__retres1); [L345] RET, EXPR exists_runnable_thread() [L345] tmp = exists_runnable_thread() [L347] COND TRUE \read(tmp) [L352] COND TRUE m_st == 0 [L353] int tmp_ndt_1; [L354] tmp_ndt_1 = __VERIFIER_nondet_int() [L355] COND TRUE \read(tmp_ndt_1) [L357] m_st = 1 [L358] CALL master() [L46] COND TRUE m_pc == 0 [L57] COND TRUE 1 [L60] token = __VERIFIER_nondet_int() [L61] local = token [L62] E_1 = 1 [L63] CALL immediate_notify() [L559] CALL activate_threads() [L512] int tmp ; [L513] int tmp___0 ; [L514] int tmp___1 ; [L515] int tmp___2 ; [L519] CALL, EXPR is_master_triggered() [L195] int __retres1 ; [L198] COND FALSE !(m_pc == 1) [L208] __retres1 = 0 [L210] return (__retres1); [L519] RET, EXPR is_master_triggered() [L519] tmp = is_master_triggered() [L521] COND FALSE !(\read(tmp)) [L527] CALL, EXPR is_transmit1_triggered() [L214] int __retres1 ; [L217] COND FALSE !(t1_pc == 1) [L227] __retres1 = 0 [L229] return (__retres1); [L527] RET, EXPR is_transmit1_triggered() [L527] tmp___0 = is_transmit1_triggered() [L529] COND FALSE !(\read(tmp___0)) [L535] CALL, EXPR is_transmit2_triggered() [L233] int __retres1 ; [L236] COND FALSE !(t2_pc == 1) [L246] __retres1 = 0 [L248] return (__retres1); [L535] RET, EXPR is_transmit2_triggered() [L535] tmp___1 = is_transmit2_triggered() [L537] COND FALSE !(\read(tmp___1)) [L543] CALL, EXPR is_transmit3_triggered() [L252] int __retres1 ; [L255] COND FALSE !(t3_pc == 1) [L265] __retres1 = 0 [L267] return (__retres1); [L543] RET, EXPR is_transmit3_triggered() [L543] tmp___2 = is_transmit3_triggered() [L545] COND FALSE !(\read(tmp___2)) [L559] RET activate_threads() [L63] RET immediate_notify() [L64] E_1 = 2 [L65] m_pc = 1 [L66] m_st = 2 [L358] RET master() [L366] COND FALSE !(t1_st == 0) [L380] COND FALSE !(t2_st == 0) [L394] COND FALSE !(t3_st == 0) [L342] COND TRUE 1 [L345] CALL, EXPR exists_runnable_thread() [L307] int __retres1 ; [L310] COND TRUE m_st == 0 [L311] __retres1 = 1 [L333] return (__retres1); [L345] RET, EXPR exists_runnable_thread() [L345] tmp = exists_runnable_thread() [L347] COND TRUE \read(tmp) [L352] COND TRUE m_st == 0 [L353] int tmp_ndt_1; [L354] tmp_ndt_1 = __VERIFIER_nondet_int() [L355] COND TRUE \read(tmp_ndt_1) [L357] m_st = 1 [L358] CALL master() [L46] COND FALSE !(m_pc == 0) [L49] COND TRUE m_pc == 1 [L71] COND TRUE token != local + 3 [L73] CALL error() [L10] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...