./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/pc_sfifo_1.cil-1.yml/witness.yml -tc ../../../trunk/examples/toolchains/AutomizerC_IcfgBuilder.xml -s ../../../trunk/examples/settings/svcomp-Reach-32bit-Automizer_IcfgBuilder.epf --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bf1304be Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/pc_sfifo_1.cil-1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false -tc ../../../trunk/examples/toolchains/AutomizerC_IcfgBuilder.xml -s ../../../trunk/examples/settings/svcomp-Reach-32bit-Automizer_IcfgBuilder.epf --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-bf1304b-m [2024-08-06 17:22:19,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:22:19,118 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:22:19,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:22:19,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:22:19,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:22:19,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:22:19,160 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:22:19,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:22:19,171 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:22:19,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:22:19,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:22:19,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:22:19,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:22:19,173 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:22:19,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:22:19,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:22:19,177 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:22:19,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:22:19,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:22:19,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:22:19,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:22:19,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:22:19,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:22:19,179 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:22:19,179 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:22:19,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:22:19,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:22:19,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:22:19,180 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:22:19,181 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:22:19,181 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:22:19,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:22:19,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:22:19,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:22:19,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:22:19,182 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:22:19,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:22:19,183 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:22:19,183 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:22:19,183 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:22:19,184 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:22:19,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:22:19,184 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:22:19,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:22:19,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:22:19,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:22:19,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:22:19,467 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:22:19,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2024-08-06 17:22:20,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:22:21,167 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:22:21,168 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2024-08-06 17:22:21,179 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8de199143/925a668cae5f4b87a24cc5c4cc722628/FLAG33da0b6cf [2024-08-06 17:22:21,196 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8de199143/925a668cae5f4b87a24cc5c4cc722628 [2024-08-06 17:22:21,199 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:22:21,199 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:22:21,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/pc_sfifo_1.cil-1.yml/witness.yml [2024-08-06 17:22:21,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:22:21,274 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:22:21,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:22:21,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:22:21,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:22:21,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:22:21" (1/2) ... [2024-08-06 17:22:21,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e408df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:22:21, skipping insertion in model container [2024-08-06 17:22:21,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:22:21" (1/2) ... [2024-08-06 17:22:21,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@384e8065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:22:21, skipping insertion in model container [2024-08-06 17:22:21,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:22:21" (2/2) ... [2024-08-06 17:22:21,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e408df6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21, skipping insertion in model container [2024-08-06 17:22:21,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:22:21" (2/2) ... [2024-08-06 17:22:21,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:22:21,529 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c[642,655] [2024-08-06 17:22:21,588 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:22:21,599 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:22:21,609 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c[642,655] [2024-08-06 17:22:21,625 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:22:21,643 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:22:21,644 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21 WrapperNode [2024-08-06 17:22:21,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:22:21,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:22:21,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:22:21,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:22:21,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,685 INFO L138 Inliner]: procedures = 24, calls = 23, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 205 [2024-08-06 17:22:21,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:22:21,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:22:21,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:22:21,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:22:21,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,724 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-06 17:22:21,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:22:21,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:22:21,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:22:21,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:22:21,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (1/1) ... [2024-08-06 17:22:21,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:22:21,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:22:21,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-08-06 17:22:21,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-08-06 17:22:21,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:22:21,845 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2024-08-06 17:22:21,845 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2024-08-06 17:22:21,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:22:21,846 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-08-06 17:22:21,846 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-08-06 17:22:21,847 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2024-08-06 17:22:21,848 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2024-08-06 17:22:21,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:22:21,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:22:21,943 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:22:21,945 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:22:22,235 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-08-06 17:22:22,235 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:22:22,275 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:22:22,275 INFO L320 CfgBuilder]: Removed 8 assume(true) statements. [2024-08-06 17:22:22,275 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:22:22 BoogieIcfgContainer [2024-08-06 17:22:22,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:22:22,283 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:22:22,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:22:22,287 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:22:22,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:22:21" (1/4) ... [2024-08-06 17:22:22,292 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3655a5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:22:22, skipping insertion in model container [2024-08-06 17:22:22,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:22:21" (2/4) ... [2024-08-06 17:22:22,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3655a5f0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:22:22, skipping insertion in model container [2024-08-06 17:22:22,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:22:21" (3/4) ... [2024-08-06 17:22:22,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3655a5f0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:22:22, skipping insertion in model container [2024-08-06 17:22:22,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:22:22" (4/4) ... [2024-08-06 17:22:22,295 INFO L119 eAbstractionObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2024-08-06 17:22:22,295 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:22:22,316 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:22:22,316 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-06 17:22:22,437 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call error();" "call stop_simulation_#t~ret10#1 := exists_runnable_thread();" "call eval_#t~ret7#1 := exists_runnable_thread();" "call immediate_notify_threads();" "call error();" "call immediate_notify_threads();" "call error();" }, internalAlphabet = {"havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1;" "assume !true;" "assume 1 == ~p_dw_pc~0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;#t~ret4#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret4#1 && #t~ret4#1 <= 2147483647;~tmp~0#1 := #t~ret4#1;havoc #t~ret4#1;" "assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;#t~ret5#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp___0~0#1 := #t~ret5#1;havoc #t~ret5#1;" "#res := ~__retres1~2;assume true;" "assume !(1 == ~q_read_ev~0);" "havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;assume { :end_inline_start_simulation } true;main_~__retres1~3#1 := 0;main_#res#1 := main_~__retres1~3#1;#t~ret12#1 := main_#res#1;havoc main_~__retres1~3#1;assume { :end_inline_main } true;assume true;" "assume !(0 == ~q_free~0);" "assume 1 == ~c_dr_pc~0;do_read_c_~a~0#1 := ~a_t~0;" "assume !(1 == ~p_dw_pc~0);" "havoc do_write_p_#t~nondet6#1;assume -2147483648 <= do_write_p_#t~nondet6#1 && do_write_p_#t~nondet6#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;" "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true;" "SUMMARY for call immediate_notify_threads(); srcloc: L134" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret11#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;assume -2147483648 <= start_simulation_#t~ret11#1 && start_simulation_#t~ret11#1 <= 2147483647;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1;" "~q_write_ev~0 := 2;" "assume false;assume false;assume true;" "assume !true;" "havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true;" "assume 0 != ~tmp~0#1;~p_dw_st~0 := 0;" "assume !(0 != eval_~tmp~1#1);" "SUMMARY for call error(); srcloc: L267" "assume !(0 != ~tmp~0#1);" "assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1;" "assume !(0 == ~p_dw_st~0);" "assume 1 == ~c_dr_pc~0;" "assume 0 == ~c_dr_st~0;havoc eval_#t~nondet9#1;assume -2147483648 <= eval_#t~nondet9#1 && eval_#t~nondet9#1 <= 2147483647;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1;" "assume !(1 == ~q_write_ev~0);" "assume !(1 == ~c_dr_pc~0);" "assume 0 == ~c_dr_pc~0;" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "assume !(0 == ~c_dr_pc~0);" "assume !(1 == ~c_dr_pc~0);" "assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0;" "assume !(0 != ~tmp___0~0#1);" "assume true;" "havoc ~__retres1~2;" "assume !true;" "assume 0 == ~p_dw_st~0;~__retres1~2 := 1;" "assume !(0 == ~p_dw_st~0);" "assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1;" "assume 0 == ~c_dr_st~0;~__retres1~2 := 1;" "assume !(0 == ~c_dr_st~0);~__retres1~2 := 0;" "assume !(1 == ~q_free~0);" "do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;" "SUMMARY for call immediate_notify_threads(); srcloc: L179" "~q_read_ev~0 := 2;" "assume ~p_last_write~0 == ~c_last_read~0;" "assume ~p_num_write~0 == ~c_num_read~0;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume !(~p_num_write~0 == ~c_num_read~0);" "assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2;" "SUMMARY for call error(); srcloc: L187" "assume !(~p_last_write~0 == ~c_last_read~0);" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "SUMMARY for call error(); srcloc: L192" "assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2;" "assume !true;" "assume { :end_inline_init_threads } true;" "havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true;" "assume !(0 != eval_~tmp___0~1#1);" "assume !(0 == ~c_dr_st~0);" "assume !true;" "assume !true;" "start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1;" "havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;" "SUMMARY for call stop_simulation_#t~ret10#1 := exists_runnable_thread(); srcloc: L300" "assume -2147483648 <= stop_simulation_#t~ret10#1 && stop_simulation_#t~ret10#1 <= 2147483647;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "assume !true;" "assume !(0 != stop_simulation_~tmp~2#1);stop_simulation_~__retres2~0#1 := 1;" "SUMMARY for call eval_#t~ret7#1 := exists_runnable_thread(); srcloc: L272" "assume -2147483648 <= eval_#t~ret7#1 && eval_#t~ret7#1 <= 2147483647;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1;" "assume 0 != eval_~tmp___1~0#1;" "assume !(0 != eval_~tmp___1~0#1);" "assume 0 != start_simulation_~tmp~3#1;" "assume !(0 != start_simulation_~tmp~3#1);" "assume !true;" "assume 0 == ~p_dw_st~0;havoc eval_#t~nondet8#1;assume -2147483648 <= eval_#t~nondet8#1 && eval_#t~nondet8#1 <= 2147483647;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1;" "assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1;" "assume 0 == ~p_dw_pc~0;" "assume !false;" "assume !(0 == ~p_dw_pc~0);" "assume 1 == ~p_dw_pc~0;" "assume !(1 == ~p_dw_pc~0);" }, returnAlphabet = {"#256#return;" "#258#return;" "#260#return;" "#248#return;" "#250#return;" "#252#return;" "#254#return;" }, states = {"CountingPredicate [underlying: 8#errorErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 26#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 37#L61true, annotation: [0, 0]]" "CountingPredicate [underlying: 16#L250true, annotation: [0, 0]]" "CountingPredicate [underlying: 43#L106true, annotation: [0, 0]]" "CountingPredicate [underlying: 3#L92true, annotation: [0, 0]]" "CountingPredicate [underlying: 36#L300-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 52#L179true, annotation: [0, 0]]" "CountingPredicate [underlying: 41#L42-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 34#L224true, annotation: [0, 0]]" "CountingPredicate [underlying: 5#L276true, annotation: [0, 0]]" "CountingPredicate [underlying: 17#L43true, annotation: [0, 0]]" "CountingPredicate [underlying: 27#L206true, annotation: [0, 0]]" "CountingPredicate [underlying: 31#L72true, annotation: [0, 0]]" "CountingPredicate [underlying: 35#L92-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 13#do_read_c_returnLabel#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 28#L252-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 55#L42true, annotation: [0, 0]]" "CountingPredicate [underlying: 60#L84-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 30#L211-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 24#do_write_p_returnLabel#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 42#L134-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 44#L330true, annotation: [0, 0]]" "CountingPredicate [underlying: 20#L192true, annotation: [0, 0]]" "CountingPredicate [underlying: 32#L109true, annotation: [0, 0]]" "CountingPredicate [underlying: 47#immediate_notify_threadsEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 61#L300true, annotation: [0, 0]]" "CountingPredicate [underlying: 56#L228true, annotation: [0, 0]]" "CountingPredicate [underlying: 50#exists_runnable_threadEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 15#start_simulation_returnLabel#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 39#L61-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 22#L183true, annotation: [0, 0]]" "CountingPredicate [underlying: 46#L119true, annotation: [0, 0]]" "CountingPredicate [underlying: 58#errorEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 23#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 9#L62true, annotation: [0, 0]]" "CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 14#L53true, annotation: [0, 0]]" "CountingPredicate [underlying: 29#L182true, annotation: [0, 0]]" "CountingPredicate [underlying: 6#L84true, annotation: [0, 0]]" "CountingPredicate [underlying: 53#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 62#L261true, annotation: [0, 0]]" "CountingPredicate [underlying: 10#L302true, annotation: [0, 0]]" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 38#L162-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 4#L206-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 40#L236true, annotation: [0, 0]]" "CountingPredicate [underlying: 25#L152true, annotation: [0, 0]]" "CountingPredicate [underlying: 12#eval_returnLabel#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 11#L309true, annotation: [0, 0]]" "CountingPredicate [underlying: 18#L267true, annotation: [0, 0]]" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]" "CountingPredicate [underlying: 48#L134true, annotation: [0, 0]]" "CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]" "CountingPredicate [underlying: 49#L187true, annotation: [0, 0]]" "CountingPredicate [underlying: 7#L179-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 19#L149true, annotation: [0, 0]]" "CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 45#L252true, annotation: [0, 0]]" }, initialStates = {"CountingPredicate [underlying: 23#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 52#L179true, annotation: [0, 0]]" "call immediate_notify_threads();" "CountingPredicate [underlying: 53#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 20#L192true, annotation: [0, 0]]" "call error();" "CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 61#L300true, annotation: [0, 0]]" "call stop_simulation_#t~ret10#1 := exists_runnable_thread();" "CountingPredicate [underlying: 26#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 18#L267true, annotation: [0, 0]]" "call error();" "CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]" "call eval_#t~ret7#1 := exists_runnable_thread();" "CountingPredicate [underlying: 26#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 48#L134true, annotation: [0, 0]]" "call immediate_notify_threads();" "CountingPredicate [underlying: 53#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 49#L187true, annotation: [0, 0]]" "call error();" "CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 26#$Ultimate##0true, annotation: [0, 0]]" "havoc ~__retres1~2;" "CountingPredicate [underlying: 34#L224true, annotation: [0, 0]]") ("CountingPredicate [underlying: 37#L61true, annotation: [0, 0]]" "assume 1 == ~c_dr_pc~0;" "CountingPredicate [underlying: 9#L62true, annotation: [0, 0]]") ("CountingPredicate [underlying: 37#L61true, annotation: [0, 0]]" "assume !(1 == ~c_dr_pc~0);" "CountingPredicate [underlying: 39#L61-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 16#L250true, annotation: [0, 0]]" "assume -2147483648 <= eval_#t~ret7#1 && eval_#t~ret7#1 <= 2147483647;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1;" "CountingPredicate [underlying: 45#L252true, annotation: [0, 0]]") ("CountingPredicate [underlying: 43#L106true, annotation: [0, 0]]" "assume 0 == ~p_dw_pc~0;" "CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 43#L106true, annotation: [0, 0]]" "assume !(0 == ~p_dw_pc~0);" "CountingPredicate [underlying: 32#L109true, annotation: [0, 0]]") ("CountingPredicate [underlying: 3#L92true, annotation: [0, 0]]" "assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0;" "CountingPredicate [underlying: 35#L92-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 3#L92true, annotation: [0, 0]]" "assume !(0 != ~tmp___0~0#1);" "CountingPredicate [underlying: 35#L92-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 36#L300-1true, annotation: [0, 0]]" "assume -2147483648 <= stop_simulation_#t~ret10#1 && stop_simulation_#t~ret10#1 <= 2147483647;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1;" "CountingPredicate [underlying: 10#L302true, annotation: [0, 0]]") ("CountingPredicate [underlying: 41#L42-2true, annotation: [0, 0]]" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "CountingPredicate [underlying: 14#L53true, annotation: [0, 0]]") ("CountingPredicate [underlying: 34#L224true, annotation: [0, 0]]" "assume 0 == ~p_dw_st~0;~__retres1~2 := 1;" "CountingPredicate [underlying: 40#L236true, annotation: [0, 0]]") ("CountingPredicate [underlying: 34#L224true, annotation: [0, 0]]" "assume !(0 == ~p_dw_st~0);" "CountingPredicate [underlying: 56#L228true, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#L276true, annotation: [0, 0]]" "assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1;" "CountingPredicate [underlying: 19#L149true, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#L276true, annotation: [0, 0]]" "assume !(0 != eval_~tmp___0~1#1);" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]") ("CountingPredicate [underlying: 17#L43true, annotation: [0, 0]]" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "CountingPredicate [underlying: 14#L53true, annotation: [0, 0]]") ("CountingPredicate [underlying: 17#L43true, annotation: [0, 0]]" "assume !(1 == ~q_read_ev~0);" "CountingPredicate [underlying: 41#L42-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 27#L206true, annotation: [0, 0]]" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "CountingPredicate [underlying: 4#L206-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 27#L206true, annotation: [0, 0]]" "assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2;" "CountingPredicate [underlying: 4#L206-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 31#L72true, annotation: [0, 0]]" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;#t~ret5#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp___0~0#1 := #t~ret5#1;havoc #t~ret5#1;" "CountingPredicate [underlying: 3#L92true, annotation: [0, 0]]") ("CountingPredicate [underlying: 35#L92-2true, annotation: [0, 0]]" "assume true;" "CountingPredicate [underlying: 47#immediate_notify_threadsEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#do_read_c_returnLabel#1true, annotation: [0, 0]]" "havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true;" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]") ("CountingPredicate [underlying: 28#L252-1true, annotation: [0, 0]]" "assume !(0 == ~p_dw_st~0);" "CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]") ("CountingPredicate [underlying: 28#L252-1true, annotation: [0, 0]]" "assume 0 == ~p_dw_st~0;havoc eval_#t~nondet8#1;assume -2147483648 <= eval_#t~nondet8#1 && eval_#t~nondet8#1 <= 2147483647;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1;" "CountingPredicate [underlying: 62#L261true, annotation: [0, 0]]") ("CountingPredicate [underlying: 55#L42true, annotation: [0, 0]]" "assume 1 == ~p_dw_pc~0;" "CountingPredicate [underlying: 17#L43true, annotation: [0, 0]]") ("CountingPredicate [underlying: 55#L42true, annotation: [0, 0]]" "assume !(1 == ~p_dw_pc~0);" "CountingPredicate [underlying: 41#L42-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 60#L84-2true, annotation: [0, 0]]" "assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1;" "CountingPredicate [underlying: 37#L61true, annotation: [0, 0]]") ("CountingPredicate [underlying: 30#L211-1true, annotation: [0, 0]]" "assume { :end_inline_init_threads } true;" "CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 24#do_write_p_returnLabel#1true, annotation: [0, 0]]" "havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true;" "CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]") ("CountingPredicate [underlying: 42#L134-1true, annotation: [0, 0]]" "~q_write_ev~0 := 2;" "CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 44#L330true, annotation: [0, 0]]" "assume 0 != start_simulation_~tmp~3#1;" "CountingPredicate [underlying: 15#start_simulation_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 44#L330true, annotation: [0, 0]]" "assume !(0 != start_simulation_~tmp~3#1);" "CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 32#L109true, annotation: [0, 0]]" "assume 1 == ~p_dw_pc~0;" "CountingPredicate [underlying: 46#L119true, annotation: [0, 0]]") ("CountingPredicate [underlying: 32#L109true, annotation: [0, 0]]" "assume !(1 == ~p_dw_pc~0);" "CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 56#L228true, annotation: [0, 0]]" "assume 0 == ~c_dr_st~0;~__retres1~2 := 1;" "CountingPredicate [underlying: 40#L236true, annotation: [0, 0]]") ("CountingPredicate [underlying: 56#L228true, annotation: [0, 0]]" "assume !(0 == ~c_dr_st~0);~__retres1~2 := 0;" "CountingPredicate [underlying: 40#L236true, annotation: [0, 0]]") ("CountingPredicate [underlying: 15#start_simulation_returnLabel#1true, annotation: [0, 0]]" "havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;assume { :end_inline_start_simulation } true;main_~__retres1~3#1 := 0;main_#res#1 := main_~__retres1~3#1;#t~ret12#1 := main_#res#1;havoc main_~__retres1~3#1;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 39#L61-2true, annotation: [0, 0]]" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "CountingPredicate [underlying: 31#L72true, annotation: [0, 0]]") ("CountingPredicate [underlying: 22#L183true, annotation: [0, 0]]" "assume ~p_num_write~0 == ~c_num_read~0;" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 22#L183true, annotation: [0, 0]]" "assume !(~p_num_write~0 == ~c_num_read~0);" "CountingPredicate [underlying: 49#L187true, annotation: [0, 0]]") ("CountingPredicate [underlying: 46#L119true, annotation: [0, 0]]" "havoc do_write_p_#t~nondet6#1;assume -2147483648 <= do_write_p_#t~nondet6#1 && do_write_p_#t~nondet6#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;" "CountingPredicate [underlying: 48#L134true, annotation: [0, 0]]") ("CountingPredicate [underlying: 23#$Ultimate##0true, annotation: [0, 0]]" "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true;" "CountingPredicate [underlying: 27#L206true, annotation: [0, 0]]") ("CountingPredicate [underlying: 9#L62true, annotation: [0, 0]]" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "CountingPredicate [underlying: 31#L72true, annotation: [0, 0]]") ("CountingPredicate [underlying: 9#L62true, annotation: [0, 0]]" "assume !(1 == ~q_write_ev~0);" "CountingPredicate [underlying: 39#L61-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]" "assume false;assume false;assume true;" "CountingPredicate [underlying: 58#errorEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 59#ERRORtrue, annotation: [0, 0]]" "assume !false;" "CountingPredicate [underlying: 8#errorErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 14#L53true, annotation: [0, 0]]" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;#t~ret4#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret4#1 && #t~ret4#1 <= 2147483647;~tmp~0#1 := #t~ret4#1;havoc #t~ret4#1;" "CountingPredicate [underlying: 6#L84true, annotation: [0, 0]]") ("CountingPredicate [underlying: 29#L182true, annotation: [0, 0]]" "assume ~p_last_write~0 == ~c_last_read~0;" "CountingPredicate [underlying: 22#L183true, annotation: [0, 0]]") ("CountingPredicate [underlying: 29#L182true, annotation: [0, 0]]" "assume !(~p_last_write~0 == ~c_last_read~0);" "CountingPredicate [underlying: 20#L192true, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#L84true, annotation: [0, 0]]" "assume 0 != ~tmp~0#1;~p_dw_st~0 := 0;" "CountingPredicate [underlying: 60#L84-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#L84true, annotation: [0, 0]]" "assume !(0 != ~tmp~0#1);" "CountingPredicate [underlying: 60#L84-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 53#$Ultimate##0true, annotation: [0, 0]]" "havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1;" "CountingPredicate [underlying: 55#L42true, annotation: [0, 0]]") ("CountingPredicate [underlying: 62#L261true, annotation: [0, 0]]" "assume !(0 != eval_~tmp~1#1);" "CountingPredicate [underlying: 18#L267true, annotation: [0, 0]]") ("CountingPredicate [underlying: 62#L261true, annotation: [0, 0]]" "assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1;" "CountingPredicate [underlying: 43#L106true, annotation: [0, 0]]") ("CountingPredicate [underlying: 10#L302true, annotation: [0, 0]]" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "CountingPredicate [underlying: 11#L309true, annotation: [0, 0]]") ("CountingPredicate [underlying: 10#L302true, annotation: [0, 0]]" "assume !(0 != stop_simulation_~tmp~2#1);stop_simulation_~__retres2~0#1 := 1;" "CountingPredicate [underlying: 11#L309true, annotation: [0, 0]]") ("CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 13#do_read_c_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]" "assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1;" "CountingPredicate [underlying: 13#do_read_c_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]" "assume !(1 == ~q_free~0);" "CountingPredicate [underlying: 38#L162-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 13#do_read_c_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 38#L162-1true, annotation: [0, 0]]" "do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;" "CountingPredicate [underlying: 52#L179true, annotation: [0, 0]]") ("CountingPredicate [underlying: 4#L206-2true, annotation: [0, 0]]" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "CountingPredicate [underlying: 30#L211-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 4#L206-2true, annotation: [0, 0]]" "assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2;" "CountingPredicate [underlying: 30#L211-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 40#L236true, annotation: [0, 0]]" "#res := ~__retres1~2;assume true;" "CountingPredicate [underlying: 50#exists_runnable_threadEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 25#L152true, annotation: [0, 0]]" "assume 1 == ~c_dr_pc~0;do_read_c_~a~0#1 := ~a_t~0;" "CountingPredicate [underlying: 38#L162-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 25#L152true, annotation: [0, 0]]" "assume !(1 == ~c_dr_pc~0);" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 12#eval_returnLabel#1true, annotation: [0, 0]]" "havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;" "CountingPredicate [underlying: 61#L300true, annotation: [0, 0]]") ("CountingPredicate [underlying: 11#L309true, annotation: [0, 0]]" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret11#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;assume -2147483648 <= start_simulation_#t~ret11#1 && start_simulation_#t~ret11#1 <= 2147483647;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1;" "CountingPredicate [underlying: 44#L330true, annotation: [0, 0]]") ("CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 12#eval_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 12#eval_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 15#start_simulation_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]" "start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1;" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]") ("CountingPredicate [underlying: 54#L323-2true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 15#start_simulation_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]" "assume 0 == ~c_dr_st~0;havoc eval_#t~nondet9#1;assume -2147483648 <= eval_#t~nondet9#1 && eval_#t~nondet9#1 <= 2147483647;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1;" "CountingPredicate [underlying: 5#L276true, annotation: [0, 0]]") ("CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]" "assume !(0 == ~c_dr_st~0);" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#L179-1true, annotation: [0, 0]]" "~q_read_ev~0 := 2;" "CountingPredicate [underlying: 29#L182true, annotation: [0, 0]]") ("CountingPredicate [underlying: 19#L149true, annotation: [0, 0]]" "assume 0 == ~c_dr_pc~0;" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 19#L149true, annotation: [0, 0]]" "assume !(0 == ~c_dr_pc~0);" "CountingPredicate [underlying: 25#L152true, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 24#do_write_p_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]" "assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1;" "CountingPredicate [underlying: 24#do_write_p_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]" "assume !(0 == ~q_free~0);" "CountingPredicate [underlying: 46#L119true, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L117-1true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 24#do_write_p_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 45#L252true, annotation: [0, 0]]" "assume 0 != eval_~tmp___1~0#1;" "CountingPredicate [underlying: 28#L252-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 45#L252true, annotation: [0, 0]]" "assume !(0 != eval_~tmp___1~0#1);" "CountingPredicate [underlying: 12#eval_returnLabel#1true, annotation: [0, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 47#immediate_notify_threadsEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 48#L134true, annotation: [0, 0]]" "#250#return;" "CountingPredicate [underlying: 42#L134-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 47#immediate_notify_threadsEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 52#L179true, annotation: [0, 0]]" "#254#return;" "CountingPredicate [underlying: 7#L179-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 50#exists_runnable_threadEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 33#L272true, annotation: [0, 0]]" "#248#return;" "CountingPredicate [underlying: 16#L250true, annotation: [0, 0]]") ("CountingPredicate [underlying: 50#exists_runnable_threadEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 61#L300true, annotation: [0, 0]]" "#260#return;" "CountingPredicate [underlying: 36#L300-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 58#errorEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 18#L267true, annotation: [0, 0]]" "#252#return;" "CountingPredicate [underlying: 51#L257true, annotation: [0, 0]]") ("CountingPredicate [underlying: 58#errorEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 20#L192true, annotation: [0, 0]]" "#258#return;" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 58#errorEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 49#L187true, annotation: [0, 0]]" "#256#return;" "CountingPredicate [underlying: 57#L192-1true, annotation: [0, 0]]") } ); [2024-08-06 17:22:22,446 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 61 states, 50 states have (on average 1.66) internal successors, (83), 53 states have internal predecessors, (83), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2024-08-06 17:22:22,462 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 61 states to 0 states. [2024-08-06 17:22:22,476 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:22:22,483 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cc366eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:22:22,483 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-06 17:22:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:22:22,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:22:22,487 INFO L805 garLoopResultBuilder]: Registering result SAFE for location errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-06 17:22:22,494 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:22:22,497 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:22:22,500 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:22:22 BoogieIcfgContainer [2024-08-06 17:22:22,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:22:22,502 INFO L158 Benchmark]: Toolchain (without parser) took 1227.62ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 98.9MB in the end (delta: 225.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:22:22,502 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 115.3MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:22:22,502 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:22:22,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.58ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 137.3MB in the end (delta: -38.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-06 17:22:22,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.95ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 135.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:22:22,504 INFO L158 Benchmark]: Boogie Preprocessor took 64.26ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 133.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:22:22,505 INFO L158 Benchmark]: RCFGBuilder took 521.84ms. Allocated memory is still 169.9MB. Free memory was 133.1MB in the beginning and 113.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-08-06 17:22:22,506 INFO L158 Benchmark]: TraceAbstraction took 217.59ms. Allocated memory is still 169.9MB. Free memory was 113.0MB in the beginning and 98.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-08-06 17:22:22,508 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 115.3MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.58ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 137.3MB in the end (delta: -38.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.95ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 135.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.26ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 133.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.84ms. Allocated memory is still 169.9MB. Free memory was 133.1MB in the beginning and 113.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 217.59ms. Allocated memory is still 169.9MB. Free memory was 113.0MB in the beginning and 98.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-06 17:22:22,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE