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.07.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:39:23,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:39:23,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:39:23,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:39:23,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:39:23,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:39:23,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:39:23,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:39:23,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:39:23,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:39:23,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:39:23,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:39:23,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:39:23,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:39:23,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:39:23,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:39:23,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:39:23,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:39:23,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:39:23,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:39:23,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:39:23,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:39:23,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:39:23,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:39:23,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:39:23,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:39:23,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:39:23,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:39:23,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:39:23,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:39:23,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:39:23,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:39:23,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:39:23,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:39:23,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:39:23,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:39:23,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:39:23,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:39:23,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:39:23,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:39:23,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:39:23,626 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 16:39:23,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:39:23,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:39:23,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:39:23,642 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:39:23,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:39:23,643 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:39:23,643 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:39:23,644 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:39:23,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:39:23,644 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:39:23,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:39:23,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:39:23,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:39:23,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:39:23,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:39:23,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:39:23,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:39:23,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:39:23,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:39:23,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:39:23,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:39:23,647 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:39:23,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:39:23,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:39:23,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:39:23,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:39:23,648 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:39:23,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:39:23,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:39:23,649 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:39:23,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:39:23,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:39:23,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:39:23,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:39:23,699 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:39:23,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.07.cil-2.c [2019-09-11 16:39:23,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6087467f/98086d74080843a9bd343b8219631d34/FLAG6f8a19f86 [2019-09-11 16:39:24,272 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:39:24,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.07.cil-2.c [2019-09-11 16:39:24,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6087467f/98086d74080843a9bd343b8219631d34/FLAG6f8a19f86 [2019-09-11 16:39:24,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6087467f/98086d74080843a9bd343b8219631d34 [2019-09-11 16:39:24,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:39:24,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:39:24,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:39:24,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:39:24,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:39:24,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:39:24" (1/1) ... [2019-09-11 16:39:24,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12161354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:24, skipping insertion in model container [2019-09-11 16:39:24,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:39:24" (1/1) ... [2019-09-11 16:39:24,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:39:24,696 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:39:25,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:39:25,091 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:39:25,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:39:25,188 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:39:25,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25 WrapperNode [2019-09-11 16:39:25,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:39:25,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:39:25,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:39:25,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:39:25,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (1/1) ... [2019-09-11 16:39:25,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:39:25,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:39:25,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:39:25,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:39:25,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:39:25" (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 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-11 16:39:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-11 16:39:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2019-09-11 16:39:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-11 16:39:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-11 16:39:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-11 16:39:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-11 16:39:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:39:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:39:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-11 16:39:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-11 16:39:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-11 16:39:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2019-09-11 16:39:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2019-09-11 16:39:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-11 16:39:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-11 16:39:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-11 16:39:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-11 16:39:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:39:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:39:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:39:26,322 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:39:26,323 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-11 16:39:26,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:39:26 BoogieIcfgContainer [2019-09-11 16:39:26,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:39:26,326 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:39:26,327 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:39:26,327 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:39:26,328 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:39:26" (1/1) ... [2019-09-11 16:39:26,379 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:46:15,025 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:46:15,078 INFO L272 AbstractInterpreter]: Visited 493 different actions 556254 times. Merged at 205 different actions 173683 times. Widened at 8 different actions 36 times. Performed 4833955 root evaluator evaluations with a maximum evaluation depth of 5. Performed 4833955 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 35293 fixpoints after 102 different actions. Largest state had 102 variables. [2019-09-11 16:46:15,078 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:46:15,081 INFO L168 Benchmark]: Toolchain (without parser) took 410469.05 ms. Allocated memory was 134.7 MB in the beginning and 5.2 GB in the end (delta: 5.1 GB). Free memory was 90.4 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,082 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.74 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 90.2 MB in the beginning and 172.1 MB in the end (delta: -81.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,084 INFO L168 Benchmark]: Boogie Preprocessor took 97.46 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 168.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,085 INFO L168 Benchmark]: RCFGBuilder took 1037.53 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 100.3 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,086 INFO L168 Benchmark]: Abstract Interpretation took 408751.97 ms. Allocated memory was 202.4 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 100.3 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. [2019-09-11 16:46:15,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 576.74 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 90.2 MB in the beginning and 172.1 MB in the end (delta: -81.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.46 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 168.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1037.53 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 100.3 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 408751.97 ms. Allocated memory was 202.4 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 100.3 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.4 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 m_st ; [L23] int t1_st ; [L24] int t2_st ; [L25] int t3_st ; [L26] int t4_st ; [L27] int t5_st ; [L28] int t6_st ; [L29] int t7_st ; [L30] int m_i ; [L31] int t1_i ; [L32] int t2_i ; [L33] int t3_i ; [L34] int t4_i ; [L35] int t5_i ; [L36] int t6_i ; [L37] int t7_i ; [L38] int M_E = 2; [L39] int T1_E = 2; [L40] int T2_E = 2; [L41] int T3_E = 2; [L42] int T4_E = 2; [L43] int T5_E = 2; [L44] int T6_E = 2; [L45] int T7_E = 2; [L46] int E_M = 2; [L47] int E_1 = 2; [L48] int E_2 = 2; [L49] int E_3 = 2; [L50] int E_4 = 2; [L51] int E_5 = 2; [L52] int E_6 = 2; [L53] int E_7 = 2; [L63] int token ; [L65] int local ; [L1225] int __retres1 ; [L1229] CALL init_model() [L1134] m_i = 1 [L1135] t1_i = 1 [L1136] t2_i = 1 [L1137] t3_i = 1 [L1138] t4_i = 1 [L1139] t5_i = 1 [L1140] t6_i = 1 [L1141] t7_i = 1 [L1229] RET init_model() [L1230] CALL start_simulation() [L1166] int kernel_st ; [L1167] int tmp ; [L1168] int tmp___0 ; [L1172] kernel_st = 0 [L1173] FCALL update_channels() [L1174] CALL init_threads() [L538] COND TRUE m_i == 1 [L539] m_st = 0 [L543] COND TRUE t1_i == 1 [L544] t1_st = 0 [L548] COND TRUE t2_i == 1 [L549] t2_st = 0 [L553] COND TRUE t3_i == 1 [L554] t3_st = 0 [L558] COND TRUE t4_i == 1 [L559] t4_st = 0 [L563] COND TRUE t5_i == 1 [L564] t5_st = 0 [L568] COND TRUE t6_i == 1 [L569] t6_st = 0 [L573] COND TRUE t7_i == 1 [L574] t7_st = 0 [L1174] RET init_threads() [L1175] CALL fire_delta_events() [L771] COND FALSE !(M_E == 0) [L776] COND FALSE !(T1_E == 0) [L781] COND FALSE !(T2_E == 0) [L786] COND FALSE !(T3_E == 0) [L791] COND FALSE !(T4_E == 0) [L796] COND FALSE !(T5_E == 0) [L801] COND FALSE !(T6_E == 0) [L806] COND FALSE !(T7_E == 0) [L811] COND FALSE !(E_M == 0) [L816] COND FALSE !(E_1 == 0) [L821] COND FALSE !(E_2 == 0) [L826] COND FALSE !(E_3 == 0) [L831] COND FALSE !(E_4 == 0) [L836] COND FALSE !(E_5 == 0) [L841] COND FALSE !(E_6 == 0) [L846] COND FALSE !(E_7 == 0) [L1175] RET fire_delta_events() [L1176] CALL activate_threads() [L944] int tmp ; [L945] int tmp___0 ; [L946] int tmp___1 ; [L947] int tmp___2 ; [L948] int tmp___3 ; [L949] int tmp___4 ; [L950] int tmp___5 ; [L951] int tmp___6 ; [L955] CALL, EXPR is_master_triggered() [L375] int __retres1 ; [L378] COND FALSE !(m_pc == 1) [L388] __retres1 = 0 [L390] return (__retres1); [L955] RET, EXPR is_master_triggered() [L955] tmp = is_master_triggered() [L957] COND FALSE !(\read(tmp)) [L963] CALL, EXPR is_transmit1_triggered() [L394] int __retres1 ; [L397] COND FALSE !(t1_pc == 1) [L407] __retres1 = 0 [L409] return (__retres1); [L963] RET, EXPR is_transmit1_triggered() [L963] tmp___0 = is_transmit1_triggered() [L965] COND FALSE !(\read(tmp___0)) [L971] CALL, EXPR is_transmit2_triggered() [L413] int __retres1 ; [L416] COND FALSE !(t2_pc == 1) [L426] __retres1 = 0 [L428] return (__retres1); [L971] RET, EXPR is_transmit2_triggered() [L971] tmp___1 = is_transmit2_triggered() [L973] COND FALSE !(\read(tmp___1)) [L979] CALL, EXPR is_transmit3_triggered() [L432] int __retres1 ; [L435] COND FALSE !(t3_pc == 1) [L445] __retres1 = 0 [L447] return (__retres1); [L979] RET, EXPR is_transmit3_triggered() [L979] tmp___2 = is_transmit3_triggered() [L981] COND FALSE !(\read(tmp___2)) [L987] CALL, EXPR is_transmit4_triggered() [L451] int __retres1 ; [L454] COND FALSE !(t4_pc == 1) [L464] __retres1 = 0 [L466] return (__retres1); [L987] RET, EXPR is_transmit4_triggered() [L987] tmp___3 = is_transmit4_triggered() [L989] COND FALSE !(\read(tmp___3)) [L995] CALL, EXPR is_transmit5_triggered() [L470] int __retres1 ; [L473] COND FALSE !(t5_pc == 1) [L483] __retres1 = 0 [L485] return (__retres1); [L995] RET, EXPR is_transmit5_triggered() [L995] tmp___4 = is_transmit5_triggered() [L997] COND FALSE !(\read(tmp___4)) [L1003] CALL, EXPR is_transmit6_triggered() [L489] int __retres1 ; [L492] COND FALSE !(t6_pc == 1) [L502] __retres1 = 0 [L504] return (__retres1); [L1003] RET, EXPR is_transmit6_triggered() [L1003] tmp___5 = is_transmit6_triggered() [L1005] COND FALSE !(\read(tmp___5)) [L1011] CALL, EXPR is_transmit7_triggered() [L508] int __retres1 ; [L511] COND FALSE !(t7_pc == 1) [L521] __retres1 = 0 [L523] return (__retres1); [L1011] RET, EXPR is_transmit7_triggered() [L1011] tmp___6 = is_transmit7_triggered() [L1013] COND FALSE !(\read(tmp___6)) [L1176] RET activate_threads() [L1177] CALL reset_delta_events() [L859] COND FALSE !(M_E == 1) [L864] COND FALSE !(T1_E == 1) [L869] COND FALSE !(T2_E == 1) [L874] COND FALSE !(T3_E == 1) [L879] COND FALSE !(T4_E == 1) [L884] COND FALSE !(T5_E == 1) [L889] COND FALSE !(T6_E == 1) [L894] COND FALSE !(T7_E == 1) [L899] COND FALSE !(E_M == 1) [L904] COND FALSE !(E_1 == 1) [L909] COND FALSE !(E_2 == 1) [L914] COND FALSE !(E_3 == 1) [L919] COND FALSE !(E_4 == 1) [L924] COND FALSE !(E_5 == 1) [L929] COND FALSE !(E_6 == 1) [L934] COND FALSE !(E_7 == 1) [L1177] RET reset_delta_events() [L1180] COND TRUE 1 [L1183] kernel_st = 1 [L1184] CALL eval() [L634] int tmp ; [L638] COND TRUE 1 [L641] CALL, EXPR exists_runnable_thread() [L583] int __retres1 ; [L586] COND TRUE m_st == 0 [L587] __retres1 = 1 [L629] return (__retres1); [L641] RET, EXPR exists_runnable_thread() [L641] tmp = exists_runnable_thread() [L643] COND TRUE \read(tmp) [L648] COND TRUE m_st == 0 [L649] int tmp_ndt_1; [L650] tmp_ndt_1 = __VERIFIER_nondet_int() [L651] COND TRUE \read(tmp_ndt_1) [L653] m_st = 1 [L654] CALL master() [L68] int tmp_var = __VERIFIER_nondet_int(); [L70] COND TRUE m_pc == 0 [L81] COND TRUE 1 [L84] token = __VERIFIER_nondet_int() [L85] local = token [L86] E_1 = 1 [L87] CALL immediate_notify() [L1027] CALL activate_threads() [L944] int tmp ; [L945] int tmp___0 ; [L946] int tmp___1 ; [L947] int tmp___2 ; [L948] int tmp___3 ; [L949] int tmp___4 ; [L950] int tmp___5 ; [L951] int tmp___6 ; [L955] CALL, EXPR is_master_triggered() [L375] int __retres1 ; [L378] COND FALSE !(m_pc == 1) [L388] __retres1 = 0 [L390] return (__retres1); [L955] RET, EXPR is_master_triggered() [L955] tmp = is_master_triggered() [L957] COND FALSE !(\read(tmp)) [L963] CALL, EXPR is_transmit1_triggered() [L394] int __retres1 ; [L397] COND FALSE !(t1_pc == 1) [L407] __retres1 = 0 [L409] return (__retres1); [L963] RET, EXPR is_transmit1_triggered() [L963] tmp___0 = is_transmit1_triggered() [L965] COND FALSE !(\read(tmp___0)) [L971] CALL, EXPR is_transmit2_triggered() [L413] int __retres1 ; [L416] COND FALSE !(t2_pc == 1) [L426] __retres1 = 0 [L428] return (__retres1); [L971] RET, EXPR is_transmit2_triggered() [L971] tmp___1 = is_transmit2_triggered() [L973] COND FALSE !(\read(tmp___1)) [L979] CALL, EXPR is_transmit3_triggered() [L432] int __retres1 ; [L435] COND FALSE !(t3_pc == 1) [L445] __retres1 = 0 [L447] return (__retres1); [L979] RET, EXPR is_transmit3_triggered() [L979] tmp___2 = is_transmit3_triggered() [L981] COND FALSE !(\read(tmp___2)) [L987] CALL, EXPR is_transmit4_triggered() [L451] int __retres1 ; [L454] COND FALSE !(t4_pc == 1) [L464] __retres1 = 0 [L466] return (__retres1); [L987] RET, EXPR is_transmit4_triggered() [L987] tmp___3 = is_transmit4_triggered() [L989] COND FALSE !(\read(tmp___3)) [L995] CALL, EXPR is_transmit5_triggered() [L470] int __retres1 ; [L473] COND FALSE !(t5_pc == 1) [L483] __retres1 = 0 [L485] return (__retres1); [L995] RET, EXPR is_transmit5_triggered() [L995] tmp___4 = is_transmit5_triggered() [L997] COND FALSE !(\read(tmp___4)) [L1003] CALL, EXPR is_transmit6_triggered() [L489] int __retres1 ; [L492] COND FALSE !(t6_pc == 1) [L502] __retres1 = 0 [L504] return (__retres1); [L1003] RET, EXPR is_transmit6_triggered() [L1003] tmp___5 = is_transmit6_triggered() [L1005] COND FALSE !(\read(tmp___5)) [L1011] CALL, EXPR is_transmit7_triggered() [L508] int __retres1 ; [L511] COND FALSE !(t7_pc == 1) [L521] __retres1 = 0 [L523] return (__retres1); [L1011] RET, EXPR is_transmit7_triggered() [L1011] tmp___6 = is_transmit7_triggered() [L1013] COND FALSE !(\read(tmp___6)) [L1027] RET activate_threads() [L87] RET immediate_notify() [L88] E_1 = 2 [L89] m_pc = 1 [L90] m_st = 2 [L654] RET master() [L662] COND FALSE !(t1_st == 0) [L676] COND FALSE !(t2_st == 0) [L690] COND FALSE !(t3_st == 0) [L704] COND FALSE !(t4_st == 0) [L718] COND FALSE !(t5_st == 0) [L732] COND FALSE !(t6_st == 0) [L746] COND FALSE !(t7_st == 0) [L638] COND TRUE 1 [L641] CALL, EXPR exists_runnable_thread() [L583] int __retres1 ; [L586] COND TRUE m_st == 0 [L587] __retres1 = 1 [L629] return (__retres1); [L641] RET, EXPR exists_runnable_thread() [L641] tmp = exists_runnable_thread() [L643] COND TRUE \read(tmp) [L648] COND TRUE m_st == 0 [L649] int tmp_ndt_1; [L650] tmp_ndt_1 = __VERIFIER_nondet_int() [L651] COND TRUE \read(tmp_ndt_1) [L653] m_st = 1 [L654] CALL master() [L68] int tmp_var = __VERIFIER_nondet_int(); [L70] COND FALSE !(m_pc == 0) [L73] COND TRUE m_pc == 1 [L95] COND TRUE token != local + 7 [L97] CALL error() [L10] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...