/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 06:05:52,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 06:05:52,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 06:05:52,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 06:05:52,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 06:05:52,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 06:05:52,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 06:05:52,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 06:05:52,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 06:05:52,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 06:05:52,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 06:05:52,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 06:05:52,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 06:05:52,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 06:05:52,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 06:05:52,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 06:05:52,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 06:05:52,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 06:05:52,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 06:05:52,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 06:05:52,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 06:05:52,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 06:05:52,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 06:05:52,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 06:05:52,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 06:05:52,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 06:05:52,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 06:05:52,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 06:05:52,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 06:05:52,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 06:05:52,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 06:05:52,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 06:05:52,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 06:05:52,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 06:05:52,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 06:05:52,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 06:05:52,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 06:05:52,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 06:05:52,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 06:05:52,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 06:05:52,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 06:05:52,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 06:05:52,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 06:05:52,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 06:05:52,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 06:05:52,119 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 06:05:52,119 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 06:05:52,119 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 06:05:52,119 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 06:05:52,119 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 06:05:52,120 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 06:05:52,120 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 06:05:52,120 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 06:05:52,120 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 06:05:52,120 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 06:05:52,121 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 06:05:52,121 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 06:05:52,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 06:05:52,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 06:05:52,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 06:05:52,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 06:05:52,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 06:05:52,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 06:05:52,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 06:05:52,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 06:05:52,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 06:05:52,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 06:05:52,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 06:05:52,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 06:05:52,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 06:05:52,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 06:05:52,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 06:05:52,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 06:05:52,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 06:05:52,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 06:05:52,125 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 06:05:52,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 06:05:52,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 06:05:52,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 06:05:52,126 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 06:05:52,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 06:05:52,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 06:05:52,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 06:05:52,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 06:05:52,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 06:05:52,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-11-24 06:05:52,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4715c7735/3c68b6461f664ac5835e22f0d18b8501/FLAGc7e900bbc [2019-11-24 06:05:52,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 06:05:52,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-11-24 06:05:52,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4715c7735/3c68b6461f664ac5835e22f0d18b8501/FLAGc7e900bbc [2019-11-24 06:05:53,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4715c7735/3c68b6461f664ac5835e22f0d18b8501 [2019-11-24 06:05:53,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 06:05:53,307 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 06:05:53,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 06:05:53,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 06:05:53,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 06:05:53,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3574b469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53, skipping insertion in model container [2019-11-24 06:05:53,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 06:05:53,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 06:05:53,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 06:05:53,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 06:05:53,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 06:05:53,755 INFO L208 MainTranslator]: Completed translation [2019-11-24 06:05:53,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53 WrapperNode [2019-11-24 06:05:53,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 06:05:53,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 06:05:53,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 06:05:53,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 06:05:53,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 06:05:53,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 06:05:53,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 06:05:53,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 06:05:53,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... [2019-11-24 06:05:53,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 06:05:53,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 06:05:53,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 06:05:53,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 06:05:53,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 06:05:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 06:05:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 06:05:54,952 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 06:05:54,953 INFO L284 CfgBuilder]: Removed 73 assume(true) statements. [2019-11-24 06:05:54,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:54 BoogieIcfgContainer [2019-11-24 06:05:54,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 06:05:54,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 06:05:54,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 06:05:54,959 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 06:05:54,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 06:05:53" (1/3) ... [2019-11-24 06:05:54,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23546891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 06:05:54, skipping insertion in model container [2019-11-24 06:05:54,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:53" (2/3) ... [2019-11-24 06:05:54,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23546891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 06:05:54, skipping insertion in model container [2019-11-24 06:05:54,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:54" (3/3) ... [2019-11-24 06:05:54,963 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.01.cil.c [2019-11-24 06:05:54,974 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 06:05:54,981 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-24 06:05:54,993 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-24 06:05:55,020 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 06:05:55,020 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 06:05:55,020 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 06:05:55,021 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 06:05:55,021 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 06:05:55,021 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 06:05:55,021 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 06:05:55,021 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 06:05:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-11-24 06:05:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-24 06:05:55,048 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 06:05:55,049 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 06:05:55,050 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 06:05:55,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 06:05:55,058 INFO L82 PathProgramCache]: Analyzing trace with hash -971594312, now seen corresponding path program 1 times [2019-11-24 06:05:55,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 06:05:55,070 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105828556] [2019-11-24 06:05:55,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 06:05:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 06:05:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 06:05:55,224 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105828556] [2019-11-24 06:05:55,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 06:05:55,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 06:05:55,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602567380] [2019-11-24 06:05:55,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 06:05:55,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 06:05:55,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 06:05:55,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 06:05:55,251 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 3 states. [2019-11-24 06:05:55,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 06:05:55,353 INFO L93 Difference]: Finished difference Result 144 states and 223 transitions. [2019-11-24 06:05:55,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 06:05:55,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-11-24 06:05:55,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 06:05:55,373 INFO L225 Difference]: With dead ends: 144 [2019-11-24 06:05:55,373 INFO L226 Difference]: Without dead ends: 91 [2019-11-24 06:05:55,378 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 06:05:55,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2019-11-24 06:05:55,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2019-11-24 06:05:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-24 06:05:55,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 128 transitions. [2019-11-24 06:05:55,449 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 128 transitions. Word has length 16 [2019-11-24 06:05:55,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 06:05:55,450 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 128 transitions. [2019-11-24 06:05:55,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 06:05:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2019-11-24 06:05:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-24 06:05:55,454 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 06:05:55,454 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 06:05:55,455 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 06:05:55,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 06:05:55,455 INFO L82 PathProgramCache]: Analyzing trace with hash 517504894, now seen corresponding path program 1 times [2019-11-24 06:05:55,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 06:05:55,456 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366579567] [2019-11-24 06:05:55,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 06:05:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 06:05:55,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 06:05:55,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366579567] [2019-11-24 06:05:55,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 06:05:55,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 06:05:55,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103236764] [2019-11-24 06:05:55,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 06:05:55,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 06:05:55,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 06:05:55,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-24 06:05:55,592 INFO L87 Difference]: Start difference. First operand 90 states and 128 transitions. Second operand 4 states. [2019-11-24 06:05:55,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 06:05:55,678 INFO L93 Difference]: Finished difference Result 248 states and 360 transitions. [2019-11-24 06:05:55,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 06:05:55,678 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2019-11-24 06:05:55,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 06:05:55,680 INFO L225 Difference]: With dead ends: 248 [2019-11-24 06:05:55,680 INFO L226 Difference]: Without dead ends: 166 [2019-11-24 06:05:55,682 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-24 06:05:55,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2019-11-24 06:05:55,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 106. [2019-11-24 06:05:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-11-24 06:05:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2019-11-24 06:05:55,697 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 23 [2019-11-24 06:05:55,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 06:05:55,697 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2019-11-24 06:05:55,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 06:05:55,698 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2019-11-24 06:05:55,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-24 06:05:55,699 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 06:05:55,699 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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] [2019-11-24 06:05:55,700 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 06:05:55,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 06:05:55,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1583434661, now seen corresponding path program 1 times [2019-11-24 06:05:55,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 06:05:55,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942542325] [2019-11-24 06:05:55,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 06:05:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 06:05:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 06:05:55,748 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942542325] [2019-11-24 06:05:55,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 06:05:55,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 06:05:55,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828978123] [2019-11-24 06:05:55,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 06:05:55,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 06:05:55,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 06:05:55,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 06:05:55,750 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 3 states. [2019-11-24 06:05:55,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 06:05:55,795 INFO L93 Difference]: Finished difference Result 241 states and 353 transitions. [2019-11-24 06:05:55,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 06:05:55,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-24 06:05:55,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 06:05:55,800 INFO L225 Difference]: With dead ends: 241 [2019-11-24 06:05:55,801 INFO L226 Difference]: Without dead ends: 143 [2019-11-24 06:05:55,802 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 06:05:55,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-11-24 06:05:55,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 129. [2019-11-24 06:05:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-11-24 06:05:55,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 188 transitions. [2019-11-24 06:05:55,816 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 188 transitions. Word has length 33 [2019-11-24 06:05:55,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 06:05:55,817 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 188 transitions. [2019-11-24 06:05:55,817 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 06:05:55,817 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 188 transitions. [2019-11-24 06:05:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-24 06:05:55,819 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 06:05:55,819 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 06:05:55,819 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 06:05:55,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 06:05:55,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1399323712, now seen corresponding path program 1 times [2019-11-24 06:05:55,820 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 06:05:55,820 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322851727] [2019-11-24 06:05:55,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 06:05:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 06:05:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 06:05:55,927 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-24 06:05:55,927 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-24 06:05:55,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 06:05:55 BoogieIcfgContainer [2019-11-24 06:05:55,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 06:05:55,981 INFO L168 Benchmark]: Toolchain (without parser) took 2673.57 ms. Allocated memory was 137.4 MB in the beginning and 231.7 MB in the end (delta: 94.4 MB). Free memory was 102.0 MB in the beginning and 148.0 MB in the end (delta: -46.0 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,982 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.75 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.8 MB in the beginning and 177.6 MB in the end (delta: -75.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.95 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 174.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,985 INFO L168 Benchmark]: Boogie Preprocessor took 36.39 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,986 INFO L168 Benchmark]: RCFGBuilder took 1115.00 ms. Allocated memory is still 200.8 MB. Free memory was 172.8 MB in the beginning and 93.5 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. [2019-11-24 06:05:55,987 INFO L168 Benchmark]: TraceAbstraction took 1023.47 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 93.5 MB in the beginning and 148.0 MB in the end (delta: -54.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 06:05:55,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 444.75 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.8 MB in the beginning and 177.6 MB in the end (delta: -75.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.95 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 174.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.39 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1115.00 ms. Allocated memory is still 200.8 MB. Free memory was 172.8 MB in the beginning and 93.5 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1023.47 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 93.5 MB in the beginning and 148.0 MB in the end (delta: -54.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 11]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int m_pc = 0; [L16] int t1_pc = 0; [L17] int m_st ; [L18] int t1_st ; [L19] int m_i ; [L20] int t1_i ; [L21] int M_E = 2; [L22] int T1_E = 2; [L23] int E_1 = 2; [L439] int __retres1 ; [L354] m_i = 1 [L355] t1_i = 1 [L380] int kernel_st ; [L381] int tmp ; [L382] int tmp___0 ; [L386] kernel_st = 0 [L151] COND TRUE m_i == 1 [L152] m_st = 0 [L156] COND TRUE t1_i == 1 [L157] t1_st = 0 [L240] COND FALSE !(M_E == 0) [L245] COND FALSE !(T1_E == 0) [L250] COND FALSE !(E_1 == 0) [L283] int tmp ; [L284] int tmp___0 ; [L102] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L105] COND FALSE !(m_pc == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L115] __retres1 = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L117] return (__retres1); [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L121] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L124] COND FALSE !(t1_pc == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L134] __retres1 = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L136] return (__retres1); [L296] tmp___0 = is_transmit1_triggered() [L298] COND FALSE !(\read(tmp___0)) [L263] COND FALSE !(M_E == 1) [L268] COND FALSE !(T1_E == 1) [L273] COND FALSE !(E_1 == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L394] COND TRUE 1 [L397] kernel_st = 1 [L187] int tmp ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L191] COND TRUE 1 [L166] int __retres1 ; [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 [L182] return (__retres1); [L194] tmp = exists_runnable_thread() [L196] COND TRUE \read(tmp) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L201] COND TRUE m_st == 0 [L202] int tmp_ndt_1; [L203] tmp_ndt_1 = __VERIFIER_nondet_int() [L204] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L215] COND TRUE t1_st == 0 [L216] int tmp_ndt_2; [L217] tmp_ndt_2 = __VERIFIER_nondet_int() [L218] COND TRUE \read(tmp_ndt_2) [L220] t1_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1] [L72] COND TRUE t1_pc == 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1] [L83] COND TRUE 1 [L85] t1_pc = 1 [L86] t1_st = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L191] COND TRUE 1 [L166] int __retres1 ; [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 [L182] return (__retres1); [L194] tmp = exists_runnable_thread() [L196] COND TRUE \read(tmp) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L201] COND TRUE m_st == 0 [L202] int tmp_ndt_1; [L203] tmp_ndt_1 = __VERIFIER_nondet_int() [L204] COND TRUE \read(tmp_ndt_1) [L206] m_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L31] COND TRUE m_pc == 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L42] COND TRUE 1 [L45] E_1 = 1 [L283] int tmp ; [L284] int tmp___0 ; [L102] int __retres1 ; VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L105] COND FALSE !(m_pc == 1) VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L115] __retres1 = 0 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L117] return (__retres1); [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L121] int __retres1 ; VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L124] COND TRUE t1_pc == 1 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L125] COND TRUE E_1 == 1 [L126] __retres1 = 1 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L136] return (__retres1); [L296] tmp___0 = is_transmit1_triggered() [L298] COND TRUE \read(tmp___0) [L299] t1_st = 0 [L47] E_1 = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L50] COND TRUE 1 [L52] m_pc = 1 [L53] m_st = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L215] COND TRUE t1_st == 0 [L216] int tmp_ndt_2; [L217] tmp_ndt_2 = __VERIFIER_nondet_int() [L218] COND TRUE \read(tmp_ndt_2) [L220] t1_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L72] COND FALSE !(t1_pc == 0) VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L75] COND TRUE t1_pc == 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L11] __VERIFIER_error() VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 285 SDtfs, 160 SDslu, 267 SDs, 0 SdLazy, 67 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 75 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 69 ConstructedInterpolants, 0 QuantifiedInterpolants, 2767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...