./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.i --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/mutex_lock_struct.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/ldv-regression/mutex_lock_struct.i ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/mutex_lock_struct.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 17:18:25,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:18:25,141 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:18:25,151 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:18:25,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:18:25,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:18:25,176 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:18:25,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:18:25,179 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:18:25,179 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:18:25,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:18:25,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:18:25,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:18:25,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:18:25,183 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:18:25,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:18:25,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:18:25,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:18:25,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:18:25,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:18:25,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:18:25,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:18:25,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:18:25,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:18:25,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:18:25,193 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:18:25,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:18:25,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:18:25,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:18:25,194 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:18:25,194 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:18:25,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:18:25,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:25,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:18:25,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:18:25,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:18:25,196 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:18:25,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:18:25,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:18:25,198 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:18:25,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:18:25,199 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:18:25,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:18:25,200 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:18:25,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:18:25,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:18:25,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:18:25,546 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:18:25,547 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:18:25,548 INFO L431 ainManager$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/mutex_lock_struct.yml/witness.yml [2024-08-06 17:18:25,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:18:25,627 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:18:25,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.i [2024-08-06 17:18:27,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:18:27,389 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:18:27,389 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_struct.i [2024-08-06 17:18:27,401 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d463c9be/717293763c264a9ca8968bd4bec87599/FLAG81be0b57c [2024-08-06 17:18:27,426 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d463c9be/717293763c264a9ca8968bd4bec87599 [2024-08-06 17:18:27,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:18:27,429 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:18:27,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:27,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:18:27,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:18:27,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:25" (1/2) ... [2024-08-06 17:18:27,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae82ad7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:27, skipping insertion in model container [2024-08-06 17:18:27,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:25" (1/2) ... [2024-08-06 17:18:27,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ba8ad9a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:27, skipping insertion in model container [2024-08-06 17:18:27,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:27" (2/2) ... [2024-08-06 17:18:27,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae82ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27, skipping insertion in model container [2024-08-06 17:18:27,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:27" (2/2) ... [2024-08-06 17:18:27,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:18:27,608 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_struct.i[295,308] [2024-08-06 17:18:27,625 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:27,637 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:18:27,649 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_struct.i[295,308] [2024-08-06 17:18:27,653 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:27,670 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:18:27,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27 WrapperNode [2024-08-06 17:18:27,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:27,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:27,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:18:27,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:18:27,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,703 INFO L138 Inliner]: procedures = 15, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2024-08-06 17:18:27,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:27,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:18:27,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:18:27,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:18:27,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,714 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,728 INFO L175 MemorySlicer]: Split 5 memory accesses to 2 slices as follows [2, 3]. 60 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 2 writes are split as follows [0, 2]. [2024-08-06 17:18:27,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:18:27,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:18:27,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:18:27,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:18:27,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (1/1) ... [2024-08-06 17:18:27,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:27,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:18:27,787 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 17:18:27,791 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 17:18:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:18:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure err [2024-08-06 17:18:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2024-08-06 17:18:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:18:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-08-06 17:18:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-06 17:18:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-06 17:18:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-08-06 17:18:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-08-06 17:18:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-08-06 17:18:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:18:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:18:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-06 17:18:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-08-06 17:18:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-06 17:18:27,893 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:18:27,895 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:18:28,036 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-08-06 17:18:28,036 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:18:28,064 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:18:28,064 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-06 17:18:28,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:28 BoogieIcfgContainer [2024-08-06 17:18:28,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:18:28,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:18:28,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:18:28,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:18:28,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:25" (1/4) ... [2024-08-06 17:18:28,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4b9930 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:18:28, skipping insertion in model container [2024-08-06 17:18:28,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:18:27" (2/4) ... [2024-08-06 17:18:28,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4b9930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:18:28, skipping insertion in model container [2024-08-06 17:18:28,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:27" (3/4) ... [2024-08-06 17:18:28,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4b9930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:18:28, skipping insertion in model container [2024-08-06 17:18:28,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:28" (4/4) ... [2024-08-06 17:18:28,080 INFO L119 eAbstractionObserver]: Analyzing ICFG mutex_lock_struct.i [2024-08-06 17:18:28,081 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:18:28,101 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:18:28,101 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-06 17:18:28,146 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,147 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,147 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,148 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,148 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,148 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,149 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,149 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,151 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,151 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,152 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,152 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,153 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,154 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,155 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,155 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,156 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,157 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,165 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,165 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,166 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,167 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,179 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call err();" "call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset);" "call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset);" }, internalAlphabet = {"SUMMARY for call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset); srcloc: L38" "call ULTIMATE.dealloc(main_~#m~0#1.base, main_~#m~0#1.offset);havoc main_~#m~0#1.base, main_~#m~0#1.offset;#t~ret6#1 := main_#res#1;havoc main_~#m~0#1.base, main_~#m~0#1.offset;assume { :end_inline_main } true;assume true;" "assume !false;" "SUMMARY for call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset); srcloc: L38-1" "~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem4 := read~int#1(~a.base, ~a.offset, 4);" "assume 1 == #t~mem4;havoc #t~mem4;" "SUMMARY for call err(); srcloc: L23-1" "assume !(1 == #t~mem4);havoc #t~mem4;" "assume false;assume false;assume true;" "call write~int#1(1, ~a.base, ~a.offset, 4);assume true;" "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(20, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~#m~0#1.base, main_~#m~0#1.offset;call main_~#m~0#1.base, main_~#m~0#1.offset := #Ultimate.allocOnStack(4);call write~int#1(0, main_~#m~0#1.base, main_~#m~0#1.offset, 4);" }, returnAlphabet = {"#23#return;" "#25#return;" "#27#return;" }, states = {"CountingPredicate [underlying: 9#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 14#L23-3true, annotation: [2, 0]]" "CountingPredicate [underlying: 8#ERRORtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 14#L23-3true, annotation: [3, 0]]" "CountingPredicate [underlying: 14#L23-3true, annotation: [1, 0]]" "CountingPredicate [underlying: 8#ERRORtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 6#L23true, annotation: [1, 0]]" "CountingPredicate [underlying: 3#L38-1true, annotation: [1, 0]]" "CountingPredicate [underlying: 6#L23true, annotation: [3, 0]]" "CountingPredicate [underlying: 3#L38-1true, annotation: [3, 0]]" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [2, 0]]" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 5#L42true, annotation: [1, 0]]" "CountingPredicate [underlying: 4#errErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 11#errEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 5#L42true, annotation: [3, 0]]" "CountingPredicate [underlying: 4#errErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 12#L38true, annotation: [0, 0]]" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [3, 0]]" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [1, 0]]" "CountingPredicate [underlying: 11#errEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 7#L23-1true, annotation: [3, 0]]" "CountingPredicate [underlying: 7#L23-1true, annotation: [1, 0]]" }, initialStates = {"CountingPredicate [underlying: 9#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 3#L38-1true, annotation: [1, 0]]" "call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset);" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [1, 0]]") ("CountingPredicate [underlying: 3#L38-1true, annotation: [3, 0]]" "call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset);" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [3, 0]]") ("CountingPredicate [underlying: 12#L38true, annotation: [0, 0]]" "call mutex_lock(main_~#m~0#1.base, main_~#m~0#1.offset);" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [1, 0]]") ("CountingPredicate [underlying: 7#L23-1true, annotation: [3, 0]]" "call err();" "CountingPredicate [underlying: 8#ERRORtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 7#L23-1true, annotation: [1, 0]]" "call err();" "CountingPredicate [underlying: 8#ERRORtrue, annotation: [1, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 9#$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(20, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~#m~0#1.base, main_~#m~0#1.offset;call main_~#m~0#1.base, main_~#m~0#1.offset := #Ultimate.allocOnStack(4);call write~int#1(0, main_~#m~0#1.base, main_~#m~0#1.offset, 4);" "CountingPredicate [underlying: 12#L38true, annotation: [0, 0]]") ("CountingPredicate [underlying: 14#L23-3true, annotation: [2, 0]]" "call write~int#1(1, ~a.base, ~a.offset, 4);assume true;" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [2, 0]]") ("CountingPredicate [underlying: 8#ERRORtrue, annotation: [1, 0]]" "assume !false;" "CountingPredicate [underlying: 4#errErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 8#ERRORtrue, annotation: [1, 0]]" "assume false;assume false;assume true;" "CountingPredicate [underlying: 11#errEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 14#L23-3true, annotation: [3, 0]]" "call write~int#1(1, ~a.base, ~a.offset, 4);assume true;" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 14#L23-3true, annotation: [1, 0]]" "call write~int#1(1, ~a.base, ~a.offset, 4);assume true;" "CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 8#ERRORtrue, annotation: [3, 0]]" "assume !false;" "CountingPredicate [underlying: 4#errErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 8#ERRORtrue, annotation: [3, 0]]" "assume false;assume false;assume true;" "CountingPredicate [underlying: 11#errEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 6#L23true, annotation: [1, 0]]" "assume 1 == #t~mem4;havoc #t~mem4;" "CountingPredicate [underlying: 7#L23-1true, annotation: [1, 0]]") ("CountingPredicate [underlying: 6#L23true, annotation: [1, 0]]" "assume !(1 == #t~mem4);havoc #t~mem4;" "CountingPredicate [underlying: 14#L23-3true, annotation: [2, 0]]") ("CountingPredicate [underlying: 6#L23true, annotation: [3, 0]]" "assume 1 == #t~mem4;havoc #t~mem4;" "CountingPredicate [underlying: 7#L23-1true, annotation: [3, 0]]") ("CountingPredicate [underlying: 6#L23true, annotation: [3, 0]]" "assume !(1 == #t~mem4);havoc #t~mem4;" "CountingPredicate [underlying: 14#L23-3true, annotation: [3, 0]]") ("CountingPredicate [underlying: 5#L42true, annotation: [1, 0]]" "call ULTIMATE.dealloc(main_~#m~0#1.base, main_~#m~0#1.offset);havoc main_~#m~0#1.base, main_~#m~0#1.offset;#t~ret6#1 := main_#res#1;havoc main_~#m~0#1.base, main_~#m~0#1.offset;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 5#L42true, annotation: [3, 0]]" "call ULTIMATE.dealloc(main_~#m~0#1.base, main_~#m~0#1.offset);havoc main_~#m~0#1.base, main_~#m~0#1.offset;#t~ret6#1 := main_#res#1;havoc main_~#m~0#1.base, main_~#m~0#1.offset;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [3, 0]]" "~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem4 := read~int#1(~a.base, ~a.offset, 4);" "CountingPredicate [underlying: 6#L23true, annotation: [3, 0]]") ("CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [1, 0]]" "~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem4 := read~int#1(~a.base, ~a.offset, 4);" "CountingPredicate [underlying: 6#L23true, annotation: [1, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 3#L38-1true, annotation: [3, 0]]" "#27#return;" "CountingPredicate [underlying: 5#L42true, annotation: [3, 0]]") ("CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [2, 0]]" "CountingPredicate [underlying: 12#L38true, annotation: [0, 0]]" "#25#return;" "CountingPredicate [underlying: 3#L38-1true, annotation: [3, 0]]") ("CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [2, 0]]" "CountingPredicate [underlying: 3#L38-1true, annotation: [1, 0]]" "#27#return;" "CountingPredicate [underlying: 5#L42true, annotation: [3, 0]]") ("CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 12#L38true, annotation: [0, 0]]" "#25#return;" "CountingPredicate [underlying: 3#L38-1true, annotation: [1, 0]]") ("CountingPredicate [underlying: 10#mutex_lockEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 3#L38-1true, annotation: [1, 0]]" "#27#return;" "CountingPredicate [underlying: 5#L42true, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#errEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 7#L23-1true, annotation: [3, 0]]" "#23#return;" "CountingPredicate [underlying: 14#L23-3true, annotation: [3, 0]]") ("CountingPredicate [underlying: 11#errEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 7#L23-1true, annotation: [1, 0]]" "#23#return;" "CountingPredicate [underlying: 14#L23-3true, annotation: [1, 0]]") } ); [2024-08-06 17:18:28,187 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 13 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 8 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-08-06 17:18:28,189 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,189 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,189 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,191 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,192 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,192 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,192 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,193 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,193 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,193 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,193 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,194 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,194 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,194 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,195 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,195 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,195 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,195 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,202 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,202 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,203 WARN L283 nessProductAutomaton]: assume 1 == #t~mem4;havoc #t~mem4;, isNegated false [2024-08-06 17:18:28,203 WARN L283 nessProductAutomaton]: assume !(1 == #t~mem4);havoc #t~mem4;, isNegated true [2024-08-06 17:18:28,207 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 26 states to 0 states. [2024-08-06 17:18:28,236 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:18:28,244 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;@40de305d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:18:28,246 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-06 17:18:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:18:28,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:18:28,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location errErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-06 17:18:28,258 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:18:28,264 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:18:28,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:18:28 BoogieIcfgContainer [2024-08-06 17:18:28,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:18:28,269 INFO L158 Benchmark]: Toolchain (without parser) took 840.34ms. Allocated memory is still 157.3MB. Free memory was 128.6MB in the beginning and 113.6MB in the end (delta: 15.0MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,270 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 157.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:28,270 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 157.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:28,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.77ms. Allocated memory is still 157.3MB. Free memory was 128.6MB in the beginning and 117.5MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.23ms. Allocated memory is still 157.3MB. Free memory was 117.5MB in the beginning and 116.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,276 INFO L158 Benchmark]: Boogie Preprocessor took 37.35ms. Allocated memory is still 157.3MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,277 INFO L158 Benchmark]: RCFGBuilder took 319.99ms. Allocated memory is still 157.3MB. Free memory was 114.0MB in the beginning and 124.9MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,277 INFO L158 Benchmark]: TraceAbstraction took 198.80ms. Allocated memory is still 157.3MB. Free memory was 124.1MB in the beginning and 113.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:18:28,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.25ms. Allocated memory is still 157.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.21ms. Allocated memory is still 157.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.77ms. Allocated memory is still 157.3MB. Free memory was 128.6MB in the beginning and 117.5MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.23ms. Allocated memory is still 157.3MB. Free memory was 117.5MB in the beginning and 116.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.35ms. Allocated memory is still 157.3MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 319.99ms. Allocated memory is still 157.3MB. Free memory was 114.0MB in the beginning and 124.9MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 198.80ms. Allocated memory is still 157.3MB. Free memory was 124.1MB in the beginning and 113.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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: 15]: 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 3 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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 17:18:28,318 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