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/token_ring.08.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:40:27,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:40:27,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:40:27,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:40:27,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:40:27,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:40:27,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:40:27,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:40:27,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:40:27,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:40:27,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:40:27,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:40:27,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:40:27,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:40:28,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:40:28,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:40:28,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:40:28,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:40:28,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:40:28,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:40:28,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:40:28,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:40:28,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:40:28,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:40:28,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:40:28,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:40:28,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:40:28,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:40:28,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:40:28,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:40:28,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:40:28,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:40:28,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:40:28,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:40:28,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:40:28,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:40:28,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:40:28,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:40:28,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:40:28,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:40:28,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:40:28,021 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 16:40:28,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:40:28,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:40:28,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:40:28,035 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:40:28,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:40:28,036 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:40:28,036 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:40:28,036 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:40:28,037 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:40:28,037 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:40:28,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:40:28,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:40:28,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:40:28,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:40:28,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:40:28,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:40:28,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:40:28,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:40:28,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:40:28,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:40:28,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:40:28,040 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:40:28,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:40:28,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:40:28,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:40:28,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:40:28,041 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:40:28,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:40:28,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:40:28,041 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:40:28,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:40:28,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:40:28,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:40:28,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:40:28,091 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:40:28,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.08.cil-2.c [2019-09-11 16:40:28,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15325e77e/979ecafb82c94872ba327c64e1b15a14/FLAG91387f2d1 [2019-09-11 16:40:28,607 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:40:28,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.08.cil-2.c [2019-09-11 16:40:28,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15325e77e/979ecafb82c94872ba327c64e1b15a14/FLAG91387f2d1 [2019-09-11 16:40:28,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15325e77e/979ecafb82c94872ba327c64e1b15a14 [2019-09-11 16:40:28,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:40:28,947 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:40:28,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:40:28,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:40:28,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:40:28,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:40:28" (1/1) ... [2019-09-11 16:40:28,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469b626b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:28, skipping insertion in model container [2019-09-11 16:40:28,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:40:28" (1/1) ... [2019-09-11 16:40:28,967 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:40:29,036 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:40:29,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:40:29,329 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:40:29,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:40:29,550 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:40:29,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29 WrapperNode [2019-09-11 16:40:29,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:40:29,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:40:29,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:40:29,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:40:29,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (1/1) ... [2019-09-11 16:40:29,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:40:29,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:40:29,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:40:29,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:40:29,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:40:29" (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 16:40:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:40:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-11 16:40:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2019-09-11 16:40:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2019-09-11 16:40:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2019-09-11 16:40:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2019-09-11 16:40:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2019-09-11 16:40:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2019-09-11 16:40:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-11 16:40:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-11 16:40:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-11 16:40:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-11 16:40:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-11 16:40:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-11 16:40:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:40:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:40:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2019-09-11 16:40:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-11 16:40:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2019-09-11 16:40:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-11 16:40:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-11 16:40:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:40:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:40:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:40:30,897 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:40:30,898 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-11 16:40:30,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:40:30 BoogieIcfgContainer [2019-09-11 16:40:30,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:40:30,900 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:40:30,901 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:40:30,901 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:40:30,902 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:40:30" (1/1) ... [2019-09-11 16:40:30,956 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:42:49,081 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:42:56,110 INFO L272 AbstractInterpreter]: Visited 541 different actions 199782 times. Merged at 227 different actions 53790 times. Widened at 7 different actions 18 times. Performed 2056910 root evaluator evaluations with a maximum evaluation depth of 5. Performed 2056910 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 13215 fixpoints after 105 different actions. Largest state had 114 variables. [2019-09-11 16:42:56,110 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:42:56,113 INFO L168 Benchmark]: Toolchain (without parser) took 147165.28 ms. Allocated memory was 139.5 MB in the beginning and 3.2 GB in the end (delta: 3.1 GB). Free memory was 91.1 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,114 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 139.5 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.01 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 90.9 MB in the beginning and 176.0 MB in the end (delta: -85.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,117 INFO L168 Benchmark]: Boogie Preprocessor took 107.94 ms. Allocated memory is still 204.5 MB. Free memory was 176.0 MB in the beginning and 172.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,117 INFO L168 Benchmark]: RCFGBuilder took 1240.10 ms. Allocated memory is still 204.5 MB. Free memory was 172.2 MB in the beginning and 98.0 MB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,118 INFO L168 Benchmark]: Abstract Interpretation took 145210.10 ms. Allocated memory was 204.5 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 97.4 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-09-11 16:42:56,123 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 ms. Allocated memory is still 139.5 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 603.01 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 90.9 MB in the beginning and 176.0 MB in the end (delta: -85.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.94 ms. Allocated memory is still 204.5 MB. Free memory was 176.0 MB in the beginning and 172.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1240.10 ms. Allocated memory is still 204.5 MB. Free memory was 172.2 MB in the beginning and 98.0 MB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 145210.10 ms. Allocated memory was 204.5 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 97.4 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.8 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: [L14] int m_pc = 0; [L15] int t1_pc = 0; [L16] int t2_pc = 0; [L17] int t3_pc = 0; [L18] int t4_pc = 0; [L19] int t5_pc = 0; [L20] int t6_pc = 0; [L21] int t7_pc = 0; [L22] int t8_pc = 0; [L23] int m_st ; [L24] int t1_st ; [L25] int t2_st ; [L26] int t3_st ; [L27] int t4_st ; [L28] int t5_st ; [L29] int t6_st ; [L30] int t7_st ; [L31] int t8_st ; [L32] int m_i ; [L33] int t1_i ; [L34] int t2_i ; [L35] int t3_i ; [L36] int t4_i ; [L37] int t5_i ; [L38] int t6_i ; [L39] int t7_i ; [L40] int t8_i ; [L41] int M_E = 2; [L42] int T1_E = 2; [L43] int T2_E = 2; [L44] int T3_E = 2; [L45] int T4_E = 2; [L46] int T5_E = 2; [L47] int T6_E = 2; [L48] int T7_E = 2; [L49] int T8_E = 2; [L50] int E_M = 2; [L51] int E_1 = 2; [L52] int E_2 = 2; [L53] int E_3 = 2; [L54] int E_4 = 2; [L55] int E_5 = 2; [L56] int E_6 = 2; [L57] int E_7 = 2; [L58] int E_8 = 2; [L69] int token ; [L71] int local ; [L1350] int __retres1 ; [L1354] CALL init_model() [L1258] m_i = 1 [L1259] t1_i = 1 [L1260] t2_i = 1 [L1261] t3_i = 1 [L1262] t4_i = 1 [L1263] t5_i = 1 [L1264] t6_i = 1 [L1265] t7_i = 1 [L1266] t8_i = 1 [L1354] RET init_model() [L1355] CALL start_simulation() [L1291] int kernel_st ; [L1292] int tmp ; [L1293] int tmp___0 ; [L1297] kernel_st = 0 [L1298] FCALL update_channels() [L1299] CALL init_threads() [L599] COND TRUE m_i == 1 [L600] m_st = 0 [L604] COND TRUE t1_i == 1 [L605] t1_st = 0 [L609] COND TRUE t2_i == 1 [L610] t2_st = 0 [L614] COND TRUE t3_i == 1 [L615] t3_st = 0 [L619] COND TRUE t4_i == 1 [L620] t4_st = 0 [L624] COND TRUE t5_i == 1 [L625] t5_st = 0 [L629] COND TRUE t6_i == 1 [L630] t6_st = 0 [L634] COND TRUE t7_i == 1 [L635] t7_st = 0 [L639] COND TRUE t8_i == 1 [L640] t8_st = 0 [L1299] RET init_threads() [L1300] CALL fire_delta_events() [L856] COND FALSE !(M_E == 0) [L861] COND FALSE !(T1_E == 0) [L866] COND FALSE !(T2_E == 0) [L871] COND FALSE !(T3_E == 0) [L876] COND FALSE !(T4_E == 0) [L881] COND FALSE !(T5_E == 0) [L886] COND FALSE !(T6_E == 0) [L891] COND FALSE !(T7_E == 0) [L896] COND FALSE !(T8_E == 0) [L901] COND FALSE !(E_M == 0) [L906] COND FALSE !(E_1 == 0) [L911] COND FALSE !(E_2 == 0) [L916] COND FALSE !(E_3 == 0) [L921] COND FALSE !(E_4 == 0) [L926] COND FALSE !(E_5 == 0) [L931] COND FALSE !(E_6 == 0) [L936] COND FALSE !(E_7 == 0) [L941] COND FALSE !(E_8 == 0) [L1300] RET fire_delta_events() [L1301] CALL activate_threads() [L1049] int tmp ; [L1050] int tmp___0 ; [L1051] int tmp___1 ; [L1052] int tmp___2 ; [L1053] int tmp___3 ; [L1054] int tmp___4 ; [L1055] int tmp___5 ; [L1056] int tmp___6 ; [L1057] int tmp___7 ; [L1061] CALL, EXPR is_master_triggered() [L417] int __retres1 ; [L420] COND FALSE !(m_pc == 1) [L430] __retres1 = 0 [L432] return (__retres1); [L1061] RET, EXPR is_master_triggered() [L1061] tmp = is_master_triggered() [L1063] COND FALSE !(\read(tmp)) [L1069] CALL, EXPR is_transmit1_triggered() [L436] int __retres1 ; [L439] COND FALSE !(t1_pc == 1) [L449] __retres1 = 0 [L451] return (__retres1); [L1069] RET, EXPR is_transmit1_triggered() [L1069] tmp___0 = is_transmit1_triggered() [L1071] COND FALSE !(\read(tmp___0)) [L1077] CALL, EXPR is_transmit2_triggered() [L455] int __retres1 ; [L458] COND FALSE !(t2_pc == 1) [L468] __retres1 = 0 [L470] return (__retres1); [L1077] RET, EXPR is_transmit2_triggered() [L1077] tmp___1 = is_transmit2_triggered() [L1079] COND FALSE !(\read(tmp___1)) [L1085] CALL, EXPR is_transmit3_triggered() [L474] int __retres1 ; [L477] COND FALSE !(t3_pc == 1) [L487] __retres1 = 0 [L489] return (__retres1); [L1085] RET, EXPR is_transmit3_triggered() [L1085] tmp___2 = is_transmit3_triggered() [L1087] COND FALSE !(\read(tmp___2)) [L1093] CALL, EXPR is_transmit4_triggered() [L493] int __retres1 ; [L496] COND FALSE !(t4_pc == 1) [L506] __retres1 = 0 [L508] return (__retres1); [L1093] RET, EXPR is_transmit4_triggered() [L1093] tmp___3 = is_transmit4_triggered() [L1095] COND FALSE !(\read(tmp___3)) [L1101] CALL, EXPR is_transmit5_triggered() [L512] int __retres1 ; [L515] COND FALSE !(t5_pc == 1) [L525] __retres1 = 0 [L527] return (__retres1); [L1101] RET, EXPR is_transmit5_triggered() [L1101] tmp___4 = is_transmit5_triggered() [L1103] COND FALSE !(\read(tmp___4)) [L1109] CALL, EXPR is_transmit6_triggered() [L531] int __retres1 ; [L534] COND FALSE !(t6_pc == 1) [L544] __retres1 = 0 [L546] return (__retres1); [L1109] RET, EXPR is_transmit6_triggered() [L1109] tmp___5 = is_transmit6_triggered() [L1111] COND FALSE !(\read(tmp___5)) [L1117] CALL, EXPR is_transmit7_triggered() [L550] int __retres1 ; [L553] COND FALSE !(t7_pc == 1) [L563] __retres1 = 0 [L565] return (__retres1); [L1117] RET, EXPR is_transmit7_triggered() [L1117] tmp___6 = is_transmit7_triggered() [L1119] COND FALSE !(\read(tmp___6)) [L1125] CALL, EXPR is_transmit8_triggered() [L569] int __retres1 ; [L572] COND FALSE !(t8_pc == 1) [L582] __retres1 = 0 [L584] return (__retres1); [L1125] RET, EXPR is_transmit8_triggered() [L1125] tmp___7 = is_transmit8_triggered() [L1127] COND FALSE !(\read(tmp___7)) [L1301] RET activate_threads() [L1302] CALL reset_delta_events() [L954] COND FALSE !(M_E == 1) [L959] COND FALSE !(T1_E == 1) [L964] COND FALSE !(T2_E == 1) [L969] COND FALSE !(T3_E == 1) [L974] COND FALSE !(T4_E == 1) [L979] COND FALSE !(T5_E == 1) [L984] COND FALSE !(T6_E == 1) [L989] COND FALSE !(T7_E == 1) [L994] COND FALSE !(T8_E == 1) [L999] COND FALSE !(E_M == 1) [L1004] COND FALSE !(E_1 == 1) [L1009] COND FALSE !(E_2 == 1) [L1014] COND FALSE !(E_3 == 1) [L1019] COND FALSE !(E_4 == 1) [L1024] COND FALSE !(E_5 == 1) [L1029] COND FALSE !(E_6 == 1) [L1034] COND FALSE !(E_7 == 1) [L1039] COND FALSE !(E_8 == 1) [L1302] RET reset_delta_events() [L1305] COND TRUE 1 [L1308] kernel_st = 1 [L1309] CALL eval() [L705] int tmp ; [L709] COND TRUE 1 [L712] CALL, EXPR exists_runnable_thread() [L649] int __retres1 ; [L652] COND TRUE m_st == 0 [L653] __retres1 = 1 [L700] return (__retres1); [L712] RET, EXPR exists_runnable_thread() [L712] tmp = exists_runnable_thread() [L714] COND TRUE \read(tmp) [L719] COND TRUE m_st == 0 [L720] int tmp_ndt_1; [L721] tmp_ndt_1 = __VERIFIER_nondet_int() [L722] COND TRUE \read(tmp_ndt_1) [L724] m_st = 1 [L725] CALL master() [L74] int tmp_var = __VERIFIER_nondet_int(); [L76] COND TRUE m_pc == 0 [L87] COND TRUE 1 [L90] token = __VERIFIER_nondet_int() [L91] local = token [L92] E_1 = 1 [L93] CALL immediate_notify() [L1141] CALL activate_threads() [L1049] int tmp ; [L1050] int tmp___0 ; [L1051] int tmp___1 ; [L1052] int tmp___2 ; [L1053] int tmp___3 ; [L1054] int tmp___4 ; [L1055] int tmp___5 ; [L1056] int tmp___6 ; [L1057] int tmp___7 ; [L1061] CALL, EXPR is_master_triggered() [L417] int __retres1 ; [L420] COND FALSE !(m_pc == 1) [L430] __retres1 = 0 [L432] return (__retres1); [L1061] RET, EXPR is_master_triggered() [L1061] tmp = is_master_triggered() [L1063] COND FALSE !(\read(tmp)) [L1069] CALL, EXPR is_transmit1_triggered() [L436] int __retres1 ; [L439] COND FALSE !(t1_pc == 1) [L449] __retres1 = 0 [L451] return (__retres1); [L1069] RET, EXPR is_transmit1_triggered() [L1069] tmp___0 = is_transmit1_triggered() [L1071] COND FALSE !(\read(tmp___0)) [L1077] CALL, EXPR is_transmit2_triggered() [L455] int __retres1 ; [L458] COND FALSE !(t2_pc == 1) [L468] __retres1 = 0 [L470] return (__retres1); [L1077] RET, EXPR is_transmit2_triggered() [L1077] tmp___1 = is_transmit2_triggered() [L1079] COND FALSE !(\read(tmp___1)) [L1085] CALL, EXPR is_transmit3_triggered() [L474] int __retres1 ; [L477] COND FALSE !(t3_pc == 1) [L487] __retres1 = 0 [L489] return (__retres1); [L1085] RET, EXPR is_transmit3_triggered() [L1085] tmp___2 = is_transmit3_triggered() [L1087] COND FALSE !(\read(tmp___2)) [L1093] CALL, EXPR is_transmit4_triggered() [L493] int __retres1 ; [L496] COND FALSE !(t4_pc == 1) [L506] __retres1 = 0 [L508] return (__retres1); [L1093] RET, EXPR is_transmit4_triggered() [L1093] tmp___3 = is_transmit4_triggered() [L1095] COND FALSE !(\read(tmp___3)) [L1101] CALL, EXPR is_transmit5_triggered() [L512] int __retres1 ; [L515] COND FALSE !(t5_pc == 1) [L525] __retres1 = 0 [L527] return (__retres1); [L1101] RET, EXPR is_transmit5_triggered() [L1101] tmp___4 = is_transmit5_triggered() [L1103] COND FALSE !(\read(tmp___4)) [L1109] CALL, EXPR is_transmit6_triggered() [L531] int __retres1 ; [L534] COND FALSE !(t6_pc == 1) [L544] __retres1 = 0 [L546] return (__retres1); [L1109] RET, EXPR is_transmit6_triggered() [L1109] tmp___5 = is_transmit6_triggered() [L1111] COND FALSE !(\read(tmp___5)) [L1117] CALL, EXPR is_transmit7_triggered() [L550] int __retres1 ; [L553] COND FALSE !(t7_pc == 1) [L563] __retres1 = 0 [L565] return (__retres1); [L1117] RET, EXPR is_transmit7_triggered() [L1117] tmp___6 = is_transmit7_triggered() [L1119] COND FALSE !(\read(tmp___6)) [L1125] CALL, EXPR is_transmit8_triggered() [L569] int __retres1 ; [L572] COND FALSE !(t8_pc == 1) [L582] __retres1 = 0 [L584] return (__retres1); [L1125] RET, EXPR is_transmit8_triggered() [L1125] tmp___7 = is_transmit8_triggered() [L1127] COND FALSE !(\read(tmp___7)) [L1141] RET activate_threads() [L93] RET immediate_notify() [L94] E_1 = 2 [L95] m_pc = 1 [L96] m_st = 2 [L725] RET master() [L733] COND FALSE !(t1_st == 0) [L747] COND FALSE !(t2_st == 0) [L761] COND FALSE !(t3_st == 0) [L775] COND FALSE !(t4_st == 0) [L789] COND FALSE !(t5_st == 0) [L803] COND FALSE !(t6_st == 0) [L817] COND FALSE !(t7_st == 0) [L831] COND FALSE !(t8_st == 0) [L709] COND TRUE 1 [L712] CALL, EXPR exists_runnable_thread() [L649] int __retres1 ; [L652] COND TRUE m_st == 0 [L653] __retres1 = 1 [L700] return (__retres1); [L712] RET, EXPR exists_runnable_thread() [L712] tmp = exists_runnable_thread() [L714] COND TRUE \read(tmp) [L719] COND TRUE m_st == 0 [L720] int tmp_ndt_1; [L721] tmp_ndt_1 = __VERIFIER_nondet_int() [L722] COND TRUE \read(tmp_ndt_1) [L724] m_st = 1 [L725] CALL master() [L74] int tmp_var = __VERIFIER_nondet_int(); [L76] COND FALSE !(m_pc == 0) [L79] COND TRUE m_pc == 1 [L101] COND TRUE token != local + 8 [L103] CALL error() [L10] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...