/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:51:23,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:51:23,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:51:23,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:51:23,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:51:23,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:51:23,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:51:23,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:51:23,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:51:23,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:51:23,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:51:23,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:51:23,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:51:23,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:51:23,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:51:23,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:51:23,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:51:23,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:51:23,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:51:23,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:51:23,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:51:23,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:51:23,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:51:23,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:51:23,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:51:23,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:51:23,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:51:23,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:51:23,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:51:23,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:51:23,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:51:23,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:51:23,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:51:23,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:51:23,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:51:23,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:51:23,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:51:23,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:51:23,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:51:23,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:51:23,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:51:23,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 04:51:23,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:51:23,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:51:23,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:51:23,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:51:23,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:51:23,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:51:23,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:51:23,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:51:23,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:51:23,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:51:23,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:51:23,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:51:23,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:51:23,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:51:23,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:51:23,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:51:23,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:51:23,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:51:23,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:51:23,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:51:23,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:51:23,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:51:23,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:51:23,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:51:23,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:51:23,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:51:23,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:51:23,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:51:23,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:51:23,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:51:23,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:51:23,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:51:23,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:51:23,793 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:51:23,794 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2019-11-07 04:51:23,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eccc762/3a3df1c6d50c4b2cb96dbf3ec37f4a8f/FLAGc84ea1b42 [2019-11-07 04:51:24,398 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:51:24,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2019-11-07 04:51:24,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eccc762/3a3df1c6d50c4b2cb96dbf3ec37f4a8f/FLAGc84ea1b42 [2019-11-07 04:51:24,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eccc762/3a3df1c6d50c4b2cb96dbf3ec37f4a8f [2019-11-07 04:51:24,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:51:24,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:51:24,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:51:24,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:51:24,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:51:24,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:51:24" (1/1) ... [2019-11-07 04:51:24,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150a0e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:24, skipping insertion in model container [2019-11-07 04:51:24,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:51:24" (1/1) ... [2019-11-07 04:51:24,772 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:51:24,805 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:51:25,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:51:25,020 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:51:25,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:51:25,187 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:51:25,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25 WrapperNode [2019-11-07 04:51:25,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:51:25,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:51:25,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:51:25,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:51:25,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... [2019-11-07 04:51:25,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:51:25,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:51:25,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:51:25,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:51:25,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:51:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:51:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:51:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-07 04:51:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2019-11-07 04:51:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-11-07 04:51:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-11-07 04:51:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-11-07 04:51:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-11-07 04:51:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-11-07 04:51:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-11-07 04:51:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-11-07 04:51:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-11-07 04:51:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-11-07 04:51:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-11-07 04:51:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-11-07 04:51:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:51:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:51:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:51:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-11-07 04:51:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-11-07 04:51:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-11-07 04:51:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:51:25,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:51:25,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:51:25,872 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := ~a~0; [2019-11-07 04:51:25,873 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2019-11-07 04:51:26,167 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:51:26,167 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-07 04:51:26,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:51:26 BoogieIcfgContainer [2019-11-07 04:51:26,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:51:26,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:51:26,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:51:26,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:51:26,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:51:24" (1/3) ... [2019-11-07 04:51:26,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35bfb04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:51:26, skipping insertion in model container [2019-11-07 04:51:26,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:51:25" (2/3) ... [2019-11-07 04:51:26,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35bfb04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:51:26, skipping insertion in model container [2019-11-07 04:51:26,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:51:26" (3/3) ... [2019-11-07 04:51:26,178 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2019-11-07 04:51:26,188 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:51:26,198 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:51:26,210 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:51:26,236 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:51:26,236 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:51:26,236 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:51:26,237 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:51:26,237 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:51:26,237 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:51:26,237 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:51:26,237 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:51:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2019-11-07 04:51:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 04:51:26,268 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:51:26,269 INFO L410 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] [2019-11-07 04:51:26,271 INFO L410 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:51:26,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:51:26,277 INFO L82 PathProgramCache]: Analyzing trace with hash 370869562, now seen corresponding path program 1 times [2019-11-07 04:51:26,288 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:51:26,288 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113561412] [2019-11-07 04:51:26,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:51:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:51:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:51:26,625 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113561412] [2019-11-07 04:51:26,626 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:51:26,626 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 04:51:26,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81049650] [2019-11-07 04:51:26,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 04:51:26,634 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:51:26,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 04:51:26,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:51:26,653 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 4 states. [2019-11-07 04:51:27,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:51:27,057 INFO L93 Difference]: Finished difference Result 306 states and 412 transitions. [2019-11-07 04:51:27,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 04:51:27,059 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2019-11-07 04:51:27,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:51:27,074 INFO L225 Difference]: With dead ends: 306 [2019-11-07 04:51:27,074 INFO L226 Difference]: Without dead ends: 195 [2019-11-07 04:51:27,078 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:51:27,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-11-07 04:51:27,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 189. [2019-11-07 04:51:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2019-11-07 04:51:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 237 transitions. [2019-11-07 04:51:27,153 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 237 transitions. Word has length 59 [2019-11-07 04:51:27,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:51:27,154 INFO L462 AbstractCegarLoop]: Abstraction has 189 states and 237 transitions. [2019-11-07 04:51:27,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 04:51:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 237 transitions. [2019-11-07 04:51:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-07 04:51:27,158 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:51:27,158 INFO L410 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] [2019-11-07 04:51:27,158 INFO L410 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:51:27,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:51:27,159 INFO L82 PathProgramCache]: Analyzing trace with hash -266762684, now seen corresponding path program 1 times [2019-11-07 04:51:27,159 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:51:27,159 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931616715] [2019-11-07 04:51:27,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:51:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:51:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:51:27,346 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931616715] [2019-11-07 04:51:27,347 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:51:27,347 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 04:51:27,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765415040] [2019-11-07 04:51:27,354 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 04:51:27,355 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:51:27,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 04:51:27,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:51:27,355 INFO L87 Difference]: Start difference. First operand 189 states and 237 transitions. Second operand 4 states. [2019-11-07 04:51:27,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:51:27,676 INFO L93 Difference]: Finished difference Result 520 states and 679 transitions. [2019-11-07 04:51:27,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 04:51:27,677 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-11-07 04:51:27,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:51:27,682 INFO L225 Difference]: With dead ends: 520 [2019-11-07 04:51:27,682 INFO L226 Difference]: Without dead ends: 183 [2019-11-07 04:51:27,689 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:51:27,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2019-11-07 04:51:27,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 177. [2019-11-07 04:51:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-11-07 04:51:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 214 transitions. [2019-11-07 04:51:27,725 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 214 transitions. Word has length 60 [2019-11-07 04:51:27,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:51:27,726 INFO L462 AbstractCegarLoop]: Abstraction has 177 states and 214 transitions. [2019-11-07 04:51:27,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 04:51:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 214 transitions. [2019-11-07 04:51:27,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 04:51:27,729 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:51:27,729 INFO L410 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] [2019-11-07 04:51:27,729 INFO L410 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:51:27,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:51:27,730 INFO L82 PathProgramCache]: Analyzing trace with hash 646182409, now seen corresponding path program 1 times [2019-11-07 04:51:27,730 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:51:27,731 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232294470] [2019-11-07 04:51:27,731 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:51:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:51:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:51:27,836 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232294470] [2019-11-07 04:51:27,836 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:51:27,836 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:51:27,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837244887] [2019-11-07 04:51:27,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:51:27,838 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:51:27,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:51:27,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:51:27,839 INFO L87 Difference]: Start difference. First operand 177 states and 214 transitions. Second operand 3 states. [2019-11-07 04:51:27,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:51:27,871 INFO L93 Difference]: Finished difference Result 330 states and 406 transitions. [2019-11-07 04:51:27,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:51:27,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2019-11-07 04:51:27,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:51:27,872 INFO L225 Difference]: With dead ends: 330 [2019-11-07 04:51:27,873 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 04:51:27,874 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:51:27,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 04:51:27,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 04:51:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 04:51:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 04:51:27,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-07 04:51:27,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:51:27,876 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 04:51:27,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:51:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 04:51:27,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 04:51:27,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 04:51:29,607 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-11-07 04:51:29,607 INFO L446 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: true [2019-11-07 04:51:29,608 INFO L446 ceAbstractionStarter]: At program point L377-2(lines 377 381) the Hoare annotation is: true [2019-11-07 04:51:29,608 INFO L443 ceAbstractionStarter]: For program point L375-1(line 375) no Hoare annotation was computed. [2019-11-07 04:51:29,608 INFO L446 ceAbstractionStarter]: At program point activate_threadsENTRY(lines 369 393) the Hoare annotation is: true [2019-11-07 04:51:29,608 INFO L443 ceAbstractionStarter]: For program point activate_threadsEXIT(lines 369 393) no Hoare annotation was computed. [2019-11-07 04:51:29,608 INFO L443 ceAbstractionStarter]: For program point exists_runnable_threadEXIT(lines 277 296) no Hoare annotation was computed. [2019-11-07 04:51:29,608 INFO L446 ceAbstractionStarter]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2019-11-07 04:51:29,608 INFO L446 ceAbstractionStarter]: At program point update_fifo_qENTRY(lines 22 41) the Hoare annotation is: true [2019-11-07 04:51:29,609 INFO L443 ceAbstractionStarter]: For program point update_fifo_qEXIT(lines 22 41) no Hoare annotation was computed. [2019-11-07 04:51:29,609 INFO L443 ceAbstractionStarter]: For program point reset_delta_eventsEXIT(lines 315 332) no Hoare annotation was computed. [2019-11-07 04:51:29,609 INFO L446 ceAbstractionStarter]: At program point reset_delta_eventsENTRY(lines 315 332) the Hoare annotation is: true [2019-11-07 04:51:29,609 INFO L443 ceAbstractionStarter]: For program point init_threadsEXIT(lines 259 276) no Hoare annotation was computed. [2019-11-07 04:51:29,609 INFO L446 ceAbstractionStarter]: At program point init_threadsENTRY(lines 259 276) the Hoare annotation is: true [2019-11-07 04:51:29,609 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 544 555) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,610 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 544 555) no Hoare annotation was computed. [2019-11-07 04:51:29,610 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-07 04:51:29,610 INFO L439 ceAbstractionStarter]: At program point L549(line 549) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,610 INFO L439 ceAbstractionStarter]: At program point L549-1(line 549) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,610 INFO L446 ceAbstractionStarter]: At program point L161(lines 138 182) the Hoare annotation is: true [2019-11-07 04:51:29,610 INFO L439 ceAbstractionStarter]: At program point do_write_pENTRY(lines 135 183) the Hoare annotation is: (let ((.cse0 (= |old(~p_dw_pc~0)| 1)) (.cse1 (= 2 ~c_dr_pc~0))) (and (or (not (= ~p_dw_pc~0 1)) .cse0 .cse1) (or (not .cse0) (= 1 ~p_dw_pc~0) .cse1))) [2019-11-07 04:51:29,611 INFO L439 ceAbstractionStarter]: At program point L178(lines 135 183) the Hoare annotation is: (or (= |old(~p_dw_pc~0)| 1) (= 1 ~p_dw_pc~0) (= 2 ~c_dr_pc~0)) [2019-11-07 04:51:29,611 INFO L443 ceAbstractionStarter]: For program point L145(lines 145 149) no Hoare annotation was computed. [2019-11-07 04:51:29,611 INFO L439 ceAbstractionStarter]: At program point L143(lines 138 182) the Hoare annotation is: (let ((.cse0 (= 2 ~c_dr_pc~0))) (and (or (= |old(~p_dw_pc~0)| 1) .cse0) (or (= 1 ~p_dw_pc~0) .cse0))) [2019-11-07 04:51:29,611 INFO L443 ceAbstractionStarter]: For program point do_write_pEXIT(lines 135 183) no Hoare annotation was computed. [2019-11-07 04:51:29,611 INFO L446 ceAbstractionStarter]: At program point L154-1(lines 138 182) the Hoare annotation is: true [2019-11-07 04:51:29,612 INFO L443 ceAbstractionStarter]: For program point L142(lines 142 150) no Hoare annotation was computed. [2019-11-07 04:51:29,612 INFO L443 ceAbstractionStarter]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2019-11-07 04:51:29,612 INFO L443 ceAbstractionStarter]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2019-11-07 04:51:29,612 INFO L446 ceAbstractionStarter]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2019-11-07 04:51:29,612 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-07 04:51:29,612 INFO L443 ceAbstractionStarter]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point fire_time_eventsEXIT(lines 335 350) no Hoare annotation was computed. [2019-11-07 04:51:29,613 INFO L446 ceAbstractionStarter]: At program point fire_time_eventsENTRY(lines 335 350) the Hoare annotation is: true [2019-11-07 04:51:29,613 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:51:29,613 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:51:29,614 INFO L439 ceAbstractionStarter]: At program point evalENTRY(lines 394 446) the Hoare annotation is: (let ((.cse2 (= ~c_dr_pc~0 1)) (.cse8 (= |old(~p_dw_pc~0)| 1)) (.cse7 (= 1 |old(~c_dr_pc~0)|))) (let ((.cse0 (not .cse7)) (.cse6 (not (= ~p_dw_pc~0 1))) (.cse1 (not .cse8)) (.cse4 (not .cse2)) (.cse5 (not (= ~c_dr_pc~0 2))) (.cse3 (= 1 ~p_dw_pc~0)) (.cse9 (= 2 |old(~c_dr_pc~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3)) (or (and .cse4 .cse5 .cse6) .cse7 .cse8 .cse9) (or .cse0 .cse8 (and .cse6 .cse2)) (or .cse7 .cse1 (and .cse4 .cse5 .cse3) .cse9)))) [2019-11-07 04:51:29,614 INFO L439 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (and (or (not (= 1 |old(~c_dr_pc~0)|)) (= ~c_dr_pc~0 1)) (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))) [2019-11-07 04:51:29,614 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2019-11-07 04:51:29,614 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 400 440) no Hoare annotation was computed. [2019-11-07 04:51:29,614 INFO L443 ceAbstractionStarter]: For program point L403(line 403) no Hoare annotation was computed. [2019-11-07 04:51:29,615 INFO L439 ceAbstractionStarter]: At program point L401(line 401) the Hoare annotation is: (and (or (not (= 1 |old(~c_dr_pc~0)|)) (= ~c_dr_pc~0 1)) (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))) [2019-11-07 04:51:29,615 INFO L439 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (and (or (not (= 1 |old(~c_dr_pc~0)|)) (= ~c_dr_pc~0 1)) (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))) [2019-11-07 04:51:29,615 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 421) no Hoare annotation was computed. [2019-11-07 04:51:29,615 INFO L443 ceAbstractionStarter]: For program point evalEXIT(lines 394 446) no Hoare annotation was computed. [2019-11-07 04:51:29,615 INFO L443 ceAbstractionStarter]: For program point L410(lines 400 440) no Hoare annotation was computed. [2019-11-07 04:51:29,615 INFO L439 ceAbstractionStarter]: At program point L441(lines 394 446) the Hoare annotation is: (and (or (not (= 1 |old(~c_dr_pc~0)|)) (= ~c_dr_pc~0 1)) (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))) [2019-11-07 04:51:29,615 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 436) no Hoare annotation was computed. [2019-11-07 04:51:29,616 INFO L439 ceAbstractionStarter]: At program point L425(lines 400 440) the Hoare annotation is: (and (or (not (= 1 |old(~c_dr_pc~0)|)) (= ~c_dr_pc~0 1)) (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))) [2019-11-07 04:51:29,616 INFO L443 ceAbstractionStarter]: For program point stop_simulationEXIT(lines 447 465) no Hoare annotation was computed. [2019-11-07 04:51:29,616 INFO L446 ceAbstractionStarter]: At program point L453(line 453) the Hoare annotation is: true [2019-11-07 04:51:29,616 INFO L446 ceAbstractionStarter]: At program point L453-1(line 453) the Hoare annotation is: true [2019-11-07 04:51:29,616 INFO L446 ceAbstractionStarter]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2019-11-07 04:51:29,616 INFO L443 ceAbstractionStarter]: For program point L96(lines 96 101) no Hoare annotation was computed. [2019-11-07 04:51:29,616 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 95 104) no Hoare annotation was computed. [2019-11-07 04:51:29,617 INFO L446 ceAbstractionStarter]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2019-11-07 04:51:29,617 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2019-11-07 04:51:29,617 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 94) no Hoare annotation was computed. [2019-11-07 04:51:29,617 INFO L443 ceAbstractionStarter]: For program point L85-2(lines 84 108) no Hoare annotation was computed. [2019-11-07 04:51:29,617 INFO L446 ceAbstractionStarter]: At program point L106(lines 84 108) the Hoare annotation is: true [2019-11-07 04:51:29,617 INFO L443 ceAbstractionStarter]: For program point is_do_read_c_triggeredEXIT(lines 81 109) no Hoare annotation was computed. [2019-11-07 04:51:29,617 INFO L446 ceAbstractionStarter]: At program point update_channelsENTRY(lines 244 258) the Hoare annotation is: true [2019-11-07 04:51:29,618 INFO L443 ceAbstractionStarter]: For program point update_channelsEXIT(lines 244 258) no Hoare annotation was computed. [2019-11-07 04:51:29,618 INFO L446 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: true [2019-11-07 04:51:29,618 INFO L443 ceAbstractionStarter]: For program point L248(lines 244 258) no Hoare annotation was computed. [2019-11-07 04:51:29,618 INFO L446 ceAbstractionStarter]: At program point fire_delta_eventsENTRY(lines 297 314) the Hoare annotation is: true [2019-11-07 04:51:29,618 INFO L443 ceAbstractionStarter]: For program point fire_delta_eventsEXIT(lines 297 314) no Hoare annotation was computed. [2019-11-07 04:51:29,618 INFO L439 ceAbstractionStarter]: At program point L481-1(lines 478 518) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,618 INFO L439 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,619 INFO L439 ceAbstractionStarter]: At program point L475(line 475) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,619 INFO L443 ceAbstractionStarter]: For program point start_simulationEXIT(lines 466 524) no Hoare annotation was computed. [2019-11-07 04:51:29,619 INFO L439 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,619 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 509) no Hoare annotation was computed. [2019-11-07 04:51:29,619 INFO L439 ceAbstractionStarter]: At program point L500-1(lines 500 509) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,619 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-11-07 04:51:29,620 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,620 INFO L446 ceAbstractionStarter]: At program point L519(lines 466 524) the Hoare annotation is: true [2019-11-07 04:51:29,620 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 517) no Hoare annotation was computed. [2019-11-07 04:51:29,620 INFO L439 ceAbstractionStarter]: At program point start_simulationENTRY(lines 466 524) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,620 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-07 04:51:29,620 INFO L439 ceAbstractionStarter]: At program point L476(line 476) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L474-1(line 474) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,621 INFO L439 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,622 INFO L439 ceAbstractionStarter]: At program point L493-1(line 493) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,622 INFO L439 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,622 INFO L443 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2019-11-07 04:51:29,622 INFO L439 ceAbstractionStarter]: At program point L485(line 485) the Hoare annotation is: (or (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2019-11-07 04:51:29,622 INFO L443 ceAbstractionStarter]: For program point L485-1(line 485) no Hoare annotation was computed. [2019-11-07 04:51:29,622 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) [2019-11-07 04:51:29,623 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 66 75) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 62) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 65) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point L56-2(lines 55 79) no Hoare annotation was computed. [2019-11-07 04:51:29,623 INFO L443 ceAbstractionStarter]: For program point is_do_write_p_triggeredEXIT(lines 52 80) no Hoare annotation was computed. [2019-11-07 04:51:29,624 INFO L446 ceAbstractionStarter]: At program point L77(lines 55 79) the Hoare annotation is: true [2019-11-07 04:51:29,624 INFO L446 ceAbstractionStarter]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2019-11-07 04:51:29,624 INFO L443 ceAbstractionStarter]: For program point L67(lines 67 72) no Hoare annotation was computed. [2019-11-07 04:51:29,624 INFO L443 ceAbstractionStarter]: For program point reset_time_eventsEXIT(lines 351 368) no Hoare annotation was computed. [2019-11-07 04:51:29,624 INFO L446 ceAbstractionStarter]: At program point reset_time_eventsENTRY(lines 351 368) the Hoare annotation is: true [2019-11-07 04:51:29,624 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 231) no Hoare annotation was computed. [2019-11-07 04:51:29,625 INFO L439 ceAbstractionStarter]: At program point L192(lines 192 196) the Hoare annotation is: (let ((.cse1 (= ~c_dr_pc~0 1)) (.cse0 (= 1 |old(~c_dr_pc~0)|))) (and (or (not .cse0) .cse1) (or (and (not (= ~c_dr_pc~0 2)) (not .cse1)) .cse0 (= 2 |old(~c_dr_pc~0)|)))) [2019-11-07 04:51:29,625 INFO L443 ceAbstractionStarter]: For program point do_read_cEXIT(lines 185 243) no Hoare annotation was computed. [2019-11-07 04:51:29,625 INFO L439 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (= 2 |old(~c_dr_pc~0)|) [2019-11-07 04:51:29,625 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 188 242) the Hoare annotation is: (let ((.cse1 (= ~c_dr_pc~0 1)) (.cse0 (= 1 |old(~c_dr_pc~0)|))) (and (or (not .cse0) .cse1) (or (and (not .cse1) (= 1 ~p_dw_pc~0)) .cse0 (= 2 |old(~c_dr_pc~0)|)))) [2019-11-07 04:51:29,625 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 236) no Hoare annotation was computed. [2019-11-07 04:51:29,625 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 197) no Hoare annotation was computed. [2019-11-07 04:51:29,625 INFO L439 ceAbstractionStarter]: At program point do_read_cENTRY(lines 185 243) the Hoare annotation is: (let ((.cse1 (= ~c_dr_pc~0 1)) (.cse0 (= 1 |old(~c_dr_pc~0)|))) (and (or (not .cse0) .cse1) (or (and (not (= ~c_dr_pc~0 2)) (not .cse1)) .cse0 (= 2 |old(~c_dr_pc~0)|)))) [2019-11-07 04:51:29,626 INFO L439 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (= 2 |old(~c_dr_pc~0)|) [2019-11-07 04:51:29,626 INFO L443 ceAbstractionStarter]: For program point init_modelEXIT(lines 525 543) no Hoare annotation was computed. [2019-11-07 04:51:29,626 INFO L439 ceAbstractionStarter]: At program point init_modelENTRY(lines 525 543) the Hoare annotation is: (or (and (not (= ~c_dr_pc~0 1)) (not (= ~c_dr_pc~0 2)) (not (= ~p_dw_pc~0 1))) (= 1 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| 1) (= 2 |old(~c_dr_pc~0)|)) [2019-11-07 04:51:29,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:51:29 BoogieIcfgContainer [2019-11-07 04:51:29,643 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 04:51:29,645 INFO L168 Benchmark]: Toolchain (without parser) took 4887.28 ms. Allocated memory was 145.2 MB in the beginning and 247.5 MB in the end (delta: 102.2 MB). Free memory was 101.7 MB in the beginning and 92.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,646 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.71 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 179.1 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,652 INFO L168 Benchmark]: Boogie Preprocessor took 46.75 ms. Allocated memory is still 202.9 MB. Free memory was 179.1 MB in the beginning and 177.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,654 INFO L168 Benchmark]: RCFGBuilder took 933.07 ms. Allocated memory is still 202.9 MB. Free memory was 177.2 MB in the beginning and 119.4 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,655 INFO L168 Benchmark]: TraceAbstraction took 3472.69 ms. Allocated memory was 202.9 MB in the beginning and 247.5 MB in the end (delta: 44.6 MB). Free memory was 118.7 MB in the beginning and 92.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. [2019-11-07 04:51:29,660 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 430.71 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 179.1 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.75 ms. Allocated memory is still 202.9 MB. Free memory was 179.1 MB in the beginning and 177.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 933.07 ms. Allocated memory is still 202.9 MB. Free memory was 177.2 MB in the beginning and 119.4 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3472.69 ms. Allocated memory was 202.9 MB in the beginning and 247.5 MB in the end (delta: 44.6 MB). Free memory was 118.7 MB in the beginning and 92.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (!(1 == \old(c_dr_pc)) || c_dr_pc == 1) && (((!(c_dr_pc == 2) && !(c_dr_pc == 1)) || 1 == \old(c_dr_pc)) || 2 == \old(c_dr_pc)) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (!(1 == \old(c_dr_pc)) || c_dr_pc == 1) && (2 == \old(c_dr_pc) || !(c_dr_pc == 2)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (\old(p_dw_pc) == 1 || 1 == p_dw_pc) || 2 == c_dr_pc - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (!(1 == \old(c_dr_pc)) || c_dr_pc == 1) && (((!(c_dr_pc == 1) && 1 == p_dw_pc) || 1 == \old(c_dr_pc)) || 2 == \old(c_dr_pc)) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (\old(p_dw_pc) == 1 || 2 == c_dr_pc) && (1 == p_dw_pc || 2 == c_dr_pc) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: ((1 == \old(c_dr_pc) || \old(p_dw_pc) == 1) || 2 == \old(c_dr_pc)) || !(c_dr_pc == 2) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (!(1 == \old(c_dr_pc)) || c_dr_pc == 1) && (2 == \old(c_dr_pc) || !(c_dr_pc == 2)) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 121 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, HoareTripleCheckerStatistics: 585 SDtfs, 553 SDslu, 283 SDs, 0 SdLazy, 238 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred in iteration=1, 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, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 383 PreInvPairs, 543 NumberOfFragments, 714 HoareAnnotationTreeSize, 383 FomulaSimplifications, 172 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2910 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 17904 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 correct! Received shutdown request...