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.03.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:38:49,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:38:49,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:38:49,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:38:49,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:38:49,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:38:49,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:38:49,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:38:49,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:38:49,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:38:49,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:38:49,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:38:49,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:38:49,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:38:49,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:38:49,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:38:49,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:38:49,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:38:49,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:38:49,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:38:49,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:38:49,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:38:49,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:38:49,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:38:49,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:38:49,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:38:49,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:38:49,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:38:49,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:38:49,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:38:49,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:38:49,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:38:49,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:38:49,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:38:49,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:38:49,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:38:49,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:38:49,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:38:49,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:38:49,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:38:49,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:38:49,666 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 16:38:49,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:38:49,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:38:49,682 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:38:49,682 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:38:49,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:38:49,683 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:38:49,683 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:38:49,684 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:38:49,684 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:38:49,684 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:38:49,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:38:49,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:38:49,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:38:49,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:38:49,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:38:49,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:38:49,687 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:38:49,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:38:49,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:38:49,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:38:49,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:38:49,688 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:38:49,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:38:49,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:38:49,688 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:38:49,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:38:49,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:38:49,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:38:49,734 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:38:49,736 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:38:49,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.03.cil-1.c [2019-09-11 16:38:49,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8d684d1/4c4cf75a79ad403792e3c64da43281a2/FLAG88c5b98c8 [2019-09-11 16:38:50,262 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:38:50,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.03.cil-1.c [2019-09-11 16:38:50,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8d684d1/4c4cf75a79ad403792e3c64da43281a2/FLAG88c5b98c8 [2019-09-11 16:38:50,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8d684d1/4c4cf75a79ad403792e3c64da43281a2 [2019-09-11 16:38:50,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:38:50,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:38:50,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:38:50,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:38:50,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:38:50,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:38:50" (1/1) ... [2019-09-11 16:38:50,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@664351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:50, skipping insertion in model container [2019-09-11 16:38:50,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:38:50" (1/1) ... [2019-09-11 16:38:50,662 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:38:50,719 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:38:50,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:38:50,981 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:38:51,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:38:51,153 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:38:51,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51 WrapperNode [2019-09-11 16:38:51,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:38:51,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:38:51,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:38:51,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:38:51,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:38:51,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:38:51,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:38:51,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:38:51,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:38:51" (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 16:38:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:38:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:38:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-11 16:38:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-11 16:38:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-11 16:38:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-11 16:38:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-11 16:38:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-11 16:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-11 16:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-11 16:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-11 16:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-11 16:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-11 16:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-11 16:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:38:51,939 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:38:51,941 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-11 16:38:51,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:38:51 BoogieIcfgContainer [2019-09-11 16:38:51,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:38:51,945 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:38:51,945 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:38:51,945 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:38:51,946 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:38:51" (1/1) ... [2019-09-11 16:38:51,978 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:38:58,999 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:38:59,049 INFO L272 AbstractInterpreter]: Visited 301 different actions 19118 times. Merged at 128 different actions 5001 times. Widened at 2 different actions 2 times. Performed 102651 root evaluator evaluations with a maximum evaluation depth of 5. Performed 102651 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1297 fixpoints after 53 different actions. Largest state had 54 variables. [2019-09-11 16:38:59,050 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:38:59,054 INFO L168 Benchmark]: Toolchain (without parser) took 8416.33 ms. Allocated memory was 142.6 MB in the beginning and 503.3 MB in the end (delta: 360.7 MB). Free memory was 90.7 MB in the beginning and 174.7 MB in the end (delta: -84.0 MB). Peak memory consumption was 276.7 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,056 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.37 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 90.4 MB in the beginning and 176.8 MB in the end (delta: -86.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,058 INFO L168 Benchmark]: Boogie Preprocessor took 59.30 ms. Allocated memory is still 202.4 MB. Free memory was 176.8 MB in the beginning and 174.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,061 INFO L168 Benchmark]: RCFGBuilder took 730.36 ms. Allocated memory is still 202.4 MB. Free memory was 174.3 MB in the beginning and 130.3 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,062 INFO L168 Benchmark]: Abstract Interpretation took 7105.89 ms. Allocated memory was 202.4 MB in the beginning and 503.3 MB in the end (delta: 300.9 MB). Free memory was 130.3 MB in the beginning and 174.7 MB in the end (delta: -44.4 MB). Peak memory consumption was 256.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:38:59,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 511.37 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 90.4 MB in the beginning and 176.8 MB in the end (delta: -86.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.30 ms. Allocated memory is still 202.4 MB. Free memory was 176.8 MB in the beginning and 174.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 730.36 ms. Allocated memory is still 202.4 MB. Free memory was 174.3 MB in the beginning and 130.3 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7105.89 ms. Allocated memory was 202.4 MB in the beginning and 503.3 MB in the end (delta: 300.9 MB). Free memory was 130.3 MB in the beginning and 174.7 MB in the end (delta: -44.4 MB). Peak memory consumption was 256.6 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 ; [L725] int __retres1 ; [L729] CALL init_model() [L638] m_i = 1 [L639] t1_i = 1 [L640] t2_i = 1 [L641] t3_i = 1 [L729] RET init_model() [L730] CALL start_simulation() [L666] int kernel_st ; [L667] int tmp ; [L668] int tmp___0 ; [L672] kernel_st = 0 [L673] FCALL update_channels() [L674] CALL init_threads() [L294] COND TRUE m_i == 1 [L295] m_st = 0 [L299] COND TRUE t1_i == 1 [L300] t1_st = 0 [L304] COND TRUE t2_i == 1 [L305] t2_st = 0 [L309] COND TRUE t3_i == 1 [L310] t3_st = 0 [L674] RET init_threads() [L675] CALL fire_delta_events() [L431] COND FALSE !(M_E == 0) [L436] COND FALSE !(T1_E == 0) [L441] COND FALSE !(T2_E == 0) [L446] COND FALSE !(T3_E == 0) [L451] COND FALSE !(E_M == 0) [L456] COND FALSE !(E_1 == 0) [L461] COND FALSE !(E_2 == 0) [L466] COND FALSE !(E_3 == 0) [L675] RET fire_delta_events() [L676] CALL activate_threads() [L524] int tmp ; [L525] int tmp___0 ; [L526] int tmp___1 ; [L527] int tmp___2 ; [L531] CALL, EXPR is_master_triggered() [L207] int __retres1 ; [L210] COND FALSE !(m_pc == 1) [L220] __retres1 = 0 [L222] return (__retres1); [L531] RET, EXPR is_master_triggered() [L531] tmp = is_master_triggered() [L533] COND FALSE !(\read(tmp)) [L539] CALL, EXPR is_transmit1_triggered() [L226] int __retres1 ; [L229] COND FALSE !(t1_pc == 1) [L239] __retres1 = 0 [L241] return (__retres1); [L539] RET, EXPR is_transmit1_triggered() [L539] tmp___0 = is_transmit1_triggered() [L541] COND FALSE !(\read(tmp___0)) [L547] CALL, EXPR is_transmit2_triggered() [L245] int __retres1 ; [L248] COND FALSE !(t2_pc == 1) [L258] __retres1 = 0 [L260] return (__retres1); [L547] RET, EXPR is_transmit2_triggered() [L547] tmp___1 = is_transmit2_triggered() [L549] COND FALSE !(\read(tmp___1)) [L555] CALL, EXPR is_transmit3_triggered() [L264] int __retres1 ; [L267] COND FALSE !(t3_pc == 1) [L277] __retres1 = 0 [L279] return (__retres1); [L555] RET, EXPR is_transmit3_triggered() [L555] tmp___2 = is_transmit3_triggered() [L557] COND FALSE !(\read(tmp___2)) [L676] RET activate_threads() [L677] CALL reset_delta_events() [L479] COND FALSE !(M_E == 1) [L484] COND FALSE !(T1_E == 1) [L489] COND FALSE !(T2_E == 1) [L494] COND FALSE !(T3_E == 1) [L499] COND FALSE !(E_M == 1) [L504] COND FALSE !(E_1 == 1) [L509] COND FALSE !(E_2 == 1) [L514] COND FALSE !(E_3 == 1) [L677] RET reset_delta_events() [L680] COND TRUE 1 [L683] kernel_st = 1 [L684] CALL eval() [L350] int tmp ; [L354] COND TRUE 1 [L357] CALL, EXPR exists_runnable_thread() [L319] int __retres1 ; [L322] COND TRUE m_st == 0 [L323] __retres1 = 1 [L345] return (__retres1); [L357] RET, EXPR exists_runnable_thread() [L357] tmp = exists_runnable_thread() [L359] COND TRUE \read(tmp) [L364] COND TRUE m_st == 0 [L365] int tmp_ndt_1; [L366] tmp_ndt_1 = __VERIFIER_nondet_int() [L367] COND TRUE \read(tmp_ndt_1) [L369] m_st = 1 [L370] CALL master() [L44] int tmp_var = __VERIFIER_nondet_int(); [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() [L571] CALL activate_threads() [L524] int tmp ; [L525] int tmp___0 ; [L526] int tmp___1 ; [L527] int tmp___2 ; [L531] CALL, EXPR is_master_triggered() [L207] int __retres1 ; [L210] COND FALSE !(m_pc == 1) [L220] __retres1 = 0 [L222] return (__retres1); [L531] RET, EXPR is_master_triggered() [L531] tmp = is_master_triggered() [L533] COND FALSE !(\read(tmp)) [L539] CALL, EXPR is_transmit1_triggered() [L226] int __retres1 ; [L229] COND FALSE !(t1_pc == 1) [L239] __retres1 = 0 [L241] return (__retres1); [L539] RET, EXPR is_transmit1_triggered() [L539] tmp___0 = is_transmit1_triggered() [L541] COND FALSE !(\read(tmp___0)) [L547] CALL, EXPR is_transmit2_triggered() [L245] int __retres1 ; [L248] COND FALSE !(t2_pc == 1) [L258] __retres1 = 0 [L260] return (__retres1); [L547] RET, EXPR is_transmit2_triggered() [L547] tmp___1 = is_transmit2_triggered() [L549] COND FALSE !(\read(tmp___1)) [L555] CALL, EXPR is_transmit3_triggered() [L264] int __retres1 ; [L267] COND FALSE !(t3_pc == 1) [L277] __retres1 = 0 [L279] return (__retres1); [L555] RET, EXPR is_transmit3_triggered() [L555] tmp___2 = is_transmit3_triggered() [L557] COND FALSE !(\read(tmp___2)) [L571] RET activate_threads() [L63] RET immediate_notify() [L64] E_1 = 2 [L65] m_pc = 1 [L66] m_st = 2 [L370] RET master() [L378] COND FALSE !(t1_st == 0) [L392] COND FALSE !(t2_st == 0) [L406] COND FALSE !(t3_st == 0) [L354] COND TRUE 1 [L357] CALL, EXPR exists_runnable_thread() [L319] int __retres1 ; [L322] COND TRUE m_st == 0 [L323] __retres1 = 1 [L345] return (__retres1); [L357] RET, EXPR exists_runnable_thread() [L357] tmp = exists_runnable_thread() [L359] COND TRUE \read(tmp) [L364] COND TRUE m_st == 0 [L365] int tmp_ndt_1; [L366] tmp_ndt_1 = __VERIFIER_nondet_int() [L367] COND TRUE \read(tmp_ndt_1) [L369] m_st = 1 [L370] CALL master() [L44] int tmp_var = __VERIFIER_nondet_int(); [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...