/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 05:46:12,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 05:46:12,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 05:46:12,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 05:46:12,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 05:46:12,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 05:46:12,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 05:46:12,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 05:46:12,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 05:46:12,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 05:46:12,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 05:46:12,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 05:46:12,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 05:46:12,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 05:46:12,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 05:46:12,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 05:46:12,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 05:46:12,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 05:46:12,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 05:46:12,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 05:46:12,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 05:46:12,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 05:46:12,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 05:46:12,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 05:46:12,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 05:46:12,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 05:46:12,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 05:46:12,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 05:46:12,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 05:46:12,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 05:46:12,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 05:46:12,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 05:46:12,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 05:46:12,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 05:46:12,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 05:46:12,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 05:46:12,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 05:46:12,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 05:46:12,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 05:46:12,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 05:46:12,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 05:46:12,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-28 05:46:12,945 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 05:46:12,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 05:46:12,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 05:46:12,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 05:46:12,948 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 05:46:12,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 05:46:12,948 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-28 05:46:12,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 05:46:12,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-28 05:46:12,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 05:46:12,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 05:46:12,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 05:46:12,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 05:46:12,951 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-28 05:46:12,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 05:46:12,951 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 05:46:12,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 05:46:12,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 05:46:12,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 05:46:12,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 05:46:12,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 05:46:12,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 05:46:12,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 05:46:12,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 05:46:12,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 05:46:12,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 05:46:12,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 05:46:12,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 05:46:12,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 05:46:12,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-08-28 05:46:13,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 05:46:13,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 05:46:13,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 05:46:13,489 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 05:46:13,489 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 05:46:13,490 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-08-28 05:46:13,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/204b3ae85/fec54fe7b4a24c79b227299da793c720/FLAGdfc5ecdb1 [2020-08-28 05:46:14,194 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 05:46:14,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-08-28 05:46:14,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/204b3ae85/fec54fe7b4a24c79b227299da793c720/FLAGdfc5ecdb1 [2020-08-28 05:46:14,442 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/204b3ae85/fec54fe7b4a24c79b227299da793c720 [2020-08-28 05:46:14,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 05:46:14,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 05:46:14,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 05:46:14,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 05:46:14,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 05:46:14,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:46:14" (1/1) ... [2020-08-28 05:46:14,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35de7d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:14, skipping insertion in model container [2020-08-28 05:46:14,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:46:14" (1/1) ... [2020-08-28 05:46:14,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 05:46:14,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 05:46:15,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 05:46:15,086 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 05:46:15,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 05:46:15,237 INFO L208 MainTranslator]: Completed translation [2020-08-28 05:46:15,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15 WrapperNode [2020-08-28 05:46:15,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 05:46:15,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 05:46:15,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 05:46:15,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 05:46:15,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... [2020-08-28 05:46:15,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 05:46:15,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 05:46:15,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 05:46:15,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 05:46:15,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-28 05:46:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 05:46:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 05:46:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-08-28 05:46:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-08-28 05:46:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-08-28 05:46:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-08-28 05:46:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-08-28 05:46:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-08-28 05:46:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-08-28 05:46:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-08-28 05:46:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-08-28 05:46:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-08-28 05:46:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-08-28 05:46:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-08-28 05:46:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-08-28 05:46:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-08-28 05:46:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-08-28 05:46:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-08-28 05:46:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-08-28 05:46:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-08-28 05:46:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-08-28 05:46:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-08-28 05:46:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-08-28 05:46:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-08-28 05:46:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-08-28 05:46:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-08-28 05:46:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-08-28 05:46:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-08-28 05:46:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-08-28 05:46:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-08-28 05:46:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-08-28 05:46:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-08-28 05:46:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-08-28 05:46:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-08-28 05:46:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-08-28 05:46:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-08-28 05:46:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-08-28 05:46:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-08-28 05:46:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-08-28 05:46:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 05:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-08-28 05:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-08-28 05:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-08-28 05:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-08-28 05:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-08-28 05:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-08-28 05:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-08-28 05:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-08-28 05:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-08-28 05:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-08-28 05:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-08-28 05:46:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-08-28 05:46:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-08-28 05:46:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-08-28 05:46:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-08-28 05:46:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-08-28 05:46:15,538 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-08-28 05:46:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-08-28 05:46:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-08-28 05:46:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-08-28 05:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-08-28 05:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-08-28 05:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-08-28 05:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-08-28 05:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-08-28 05:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-08-28 05:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-08-28 05:46:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-08-28 05:46:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-08-28 05:46:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 05:46:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 05:46:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 05:46:16,910 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 05:46:16,911 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-08-28 05:46:16,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 05:46:16 BoogieIcfgContainer [2020-08-28 05:46:16,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 05:46:16,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 05:46:16,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 05:46:16,927 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 05:46:16,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 05:46:14" (1/3) ... [2020-08-28 05:46:16,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc486b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 05:46:16, skipping insertion in model container [2020-08-28 05:46:16,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:46:15" (2/3) ... [2020-08-28 05:46:16,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc486b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 05:46:16, skipping insertion in model container [2020-08-28 05:46:16,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 05:46:16" (3/3) ... [2020-08-28 05:46:16,932 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.15.cil.c [2020-08-28 05:46:16,946 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 05:46:16,959 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 05:46:16,983 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 05:46:17,020 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 05:46:17,021 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 05:46:17,021 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 05:46:17,021 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 05:46:17,021 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 05:46:17,021 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 05:46:17,021 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 05:46:17,022 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 05:46:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states. [2020-08-28 05:46:17,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-08-28 05:46:17,079 INFO L414 BasicCegarLoop]: Found error trace [2020-08-28 05:46:17,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-28 05:46:17,081 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-28 05:46:17,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-28 05:46:17,091 INFO L82 PathProgramCache]: Analyzing trace with hash 754746292, now seen corresponding path program 1 times [2020-08-28 05:46:17,103 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-28 05:46:17,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1237195380] [2020-08-28 05:46:17,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-28 05:46:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-28 05:46:17,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-28 05:46:17,485 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Proof production must be enabled (you can do this via setOption). at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:170) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-28 05:46:17,494 INFO L168 Benchmark]: Toolchain (without parser) took 3034.43 ms. Allocated memory was 147.3 MB in the beginning and 237.0 MB in the end (delta: 89.7 MB). Free memory was 102.6 MB in the beginning and 134.7 MB in the end (delta: -32.0 MB). Peak memory consumption was 57.6 MB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,495 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.04 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 102.2 MB in the beginning and 170.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,497 INFO L168 Benchmark]: Boogie Preprocessor took 148.18 ms. Allocated memory is still 203.4 MB. Free memory was 170.6 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,498 INFO L168 Benchmark]: RCFGBuilder took 1534.01 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 166.4 MB in the beginning and 178.4 MB in the end (delta: -11.9 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,499 INFO L168 Benchmark]: TraceAbstraction took 567.77 ms. Allocated memory is still 237.0 MB. Free memory was 176.9 MB in the beginning and 134.7 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2020-08-28 05:46:17,504 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 779.04 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 102.2 MB in the beginning and 170.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.18 ms. Allocated memory is still 203.4 MB. Free memory was 170.6 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1534.01 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 166.4 MB in the beginning and 178.4 MB in the end (delta: -11.9 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 567.77 ms. Allocated memory is still 237.0 MB. Free memory was 176.9 MB in the beginning and 134.7 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Proof production must be enabled (you can do this via setOption). de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Proof production must be enabled (you can do this via setOption).: de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...