./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb4cb34f 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/goblint-regression/13-privatized_33-traces-v-matters_true.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.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 --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-eb4cb34-m [2024-06-21 20:26:01,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 20:26:01,911 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-21 20:26:01,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 20:26:01,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 20:26:01,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 20:26:01,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 20:26:01,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 20:26:01,958 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 20:26:01,962 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 20:26:01,962 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 20:26:01,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 20:26:01,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 20:26:01,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 20:26:01,964 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 20:26:01,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 20:26:01,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 20:26:01,965 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 20:26:01,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-21 20:26:01,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 20:26:01,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 20:26:01,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 20:26:01,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 20:26:01,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 20:26:01,967 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 20:26:01,967 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 20:26:01,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 20:26:01,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 20:26:01,968 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 20:26:01,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 20:26:01,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 20:26:01,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 20:26:01,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 20:26:01,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 20:26:01,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 20:26:01,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 20:26:01,971 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-21 20:26:01,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-21 20:26:01,971 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 20:26:01,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 20:26:01,972 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 20:26:01,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 20:26:01,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 20:26:01,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 20:26:02,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 20:26:02,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 20:26:02,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 20:26:02,225 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 20:26:02,226 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 20:26:02,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.yml/witness.yml [2024-06-21 20:26:02,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 20:26:02,321 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 20:26:02,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-06-21 20:26:03,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 20:26:03,736 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 20:26:03,745 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-06-21 20:26:03,761 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb6d1ad4b/aefbf0eae3f54ca58efe18c0a7c22f0b/FLAG25bd04451 [2024-06-21 20:26:03,773 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb6d1ad4b/aefbf0eae3f54ca58efe18c0a7c22f0b [2024-06-21 20:26:03,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 20:26:03,775 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 20:26:03,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 20:26:03,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 20:26:03,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 20:26:03,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:26:02" (1/2) ... [2024-06-21 20:26:03,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cd90c6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:26:03, skipping insertion in model container [2024-06-21 20:26:03,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:26:02" (1/2) ... [2024-06-21 20:26:03,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10cf3dfc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:26:03, skipping insertion in model container [2024-06-21 20:26:03,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:26:03" (2/2) ... [2024-06-21 20:26:03,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cd90c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:03, skipping insertion in model container [2024-06-21 20:26:03,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:26:03" (2/2) ... [2024-06-21 20:26:03,785 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 20:26:03,818 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 20:26:03,819 INFO L97 edCorrectnessWitness]: Location invariant before [L698-L698] (! multithreaded || ((g == 0 || g == 2) || g == 42)) && (! multithreaded || (C_locked || ((g == 0 || g == 2) || g == 42))) [2024-06-21 20:26:03,819 INFO L103 edCorrectnessWitness]: ghost_variable E_locked = 0 [2024-06-21 20:26:03,819 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0 [2024-06-21 20:26:03,819 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 20:26:03,820 INFO L103 edCorrectnessWitness]: ghost_variable D_locked = 0 [2024-06-21 20:26:03,820 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] D_locked = 1; [2024-06-21 20:26:03,820 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] D_locked = 0; [2024-06-21 20:26:03,820 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] C_locked = 0; [2024-06-21 20:26:03,820 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] D_locked = 1; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] E_locked = 1; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] C_locked = 0; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] C_locked = 1; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] E_locked = 0; [2024-06-21 20:26:03,821 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] E_locked = 1; [2024-06-21 20:26:03,822 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] C_locked = 1; [2024-06-21 20:26:03,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 20:26:04,169 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 20:26:04,184 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-21 20:26:04,287 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 20:26:04,333 INFO L206 MainTranslator]: Completed translation [2024-06-21 20:26:04,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04 WrapperNode [2024-06-21 20:26:04,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 20:26:04,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-21 20:26:04,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-21 20:26:04,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-21 20:26:04,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,367 INFO L138 Inliner]: procedures = 162, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-06-21 20:26:04,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-21 20:26:04,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-21 20:26:04,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-21 20:26:04,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-21 20:26:04,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,382 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,393 INFO L175 MemorySlicer]: Split 17 memory accesses to 4 slices as follows [2, 5, 5, 5]. 29 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 5, 5]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-06-21 20:26:04,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-21 20:26:04,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-21 20:26:04,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-21 20:26:04,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-21 20:26:04,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (1/1) ... [2024-06-21 20:26:04,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 20:26:04,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-21 20:26:04,434 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) [2024-06-21 20:26:04,439 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 [2024-06-21 20:26:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-06-21 20:26:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-21 20:26:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-06-21 20:26:04,478 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-06-21 20:26:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-21 20:26:04,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-21 20:26:04,481 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-21 20:26:04,605 INFO L244 CfgBuilder]: Building ICFG [2024-06-21 20:26:04,607 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-21 20:26:04,811 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-21 20:26:04,811 INFO L293 CfgBuilder]: Performing block encoding [2024-06-21 20:26:04,968 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-06-21 20:26:04,968 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-06-21 20:26:04,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 08:26:04 BoogieIcfgContainer [2024-06-21 20:26:04,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-06-21 20:26:04,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-06-21 20:26:04,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-06-21 20:26:04,976 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-06-21 20:26:04,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:26:02" (1/4) ... [2024-06-21 20:26:04,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b5ffba and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 21.06 08:26:04, skipping insertion in model container [2024-06-21 20:26:04,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.06 08:26:03" (2/4) ... [2024-06-21 20:26:04,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b5ffba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.06 08:26:04, skipping insertion in model container [2024-06-21 20:26:04,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:26:04" (3/4) ... [2024-06-21 20:26:04,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b5ffba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.06 08:26:04, skipping insertion in model container [2024-06-21 20:26:04,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 08:26:04" (4/4) ... [2024-06-21 20:26:04,981 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_33-traces-v-matters_true.i [2024-06-21 20:26:04,997 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-06-21 20:26:04,997 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-06-21 20:26:04,997 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-06-21 20:26:05,034 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-06-21 20:26:05,073 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 32 places, 28 transitions, 60 flow [2024-06-21 20:26:05,107 INFO L124 PetriNetUnfolderBase]: 0/27 cut-off events. [2024-06-21 20:26:05,107 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-21 20:26:05,109 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31 conditions, 27 events. 0/27 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 23 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2024-06-21 20:26:05,109 INFO L82 GeneralOperation]: Start removeDead. Operand has 32 places, 28 transitions, 60 flow [2024-06-21 20:26:05,112 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 22 places, 18 transitions, 39 flow [2024-06-21 20:26:05,128 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-06-21 20:26:05,134 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;@2a619647, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-06-21 20:26:05,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-06-21 20:26:05,140 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-06-21 20:26:05,140 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2024-06-21 20:26:05,141 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-21 20:26:05,141 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-21 20:26:05,141 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-06-21 20:26:05,142 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-06-21 20:26:05,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-21 20:26:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash 237877198, now seen corresponding path program 1 times [2024-06-21 20:26:05,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-21 20:26:05,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886358245] [2024-06-21 20:26:05,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-21 20:26:05,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-21 20:26:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-21 20:26:05,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-21 20:26:05,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-21 20:26:05,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886358245] [2024-06-21 20:26:05,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886358245] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-21 20:26:05,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-21 20:26:05,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-06-21 20:26:05,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340997217] [2024-06-21 20:26:05,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-21 20:26:05,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-21 20:26:05,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-21 20:26:05,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-21 20:26:05,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-21 20:26:05,442 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 28 [2024-06-21 20:26:05,445 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 18 transitions, 39 flow. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-21 20:26:05,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-21 20:26:05,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 28 [2024-06-21 20:26:05,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-21 20:26:05,505 INFO L124 PetriNetUnfolderBase]: 13/47 cut-off events. [2024-06-21 20:26:05,506 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-06-21 20:26:05,508 INFO L83 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 47 events. 13/47 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 62 event pairs, 7 based on Foata normal form. 3/45 useless extension candidates. Maximal degree in co-relation 80. Up to 30 conditions per place. [2024-06-21 20:26:05,510 INFO L140 encePairwiseOnDemand]: 25/28 looper letters, 11 selfloop transitions, 2 changer transitions 0/19 dead transitions. [2024-06-21 20:26:05,511 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 19 transitions, 67 flow [2024-06-21 20:26:05,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-21 20:26:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-21 20:26:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 44 transitions. [2024-06-21 20:26:05,524 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5238095238095238 [2024-06-21 20:26:05,526 INFO L175 Difference]: Start difference. First operand has 22 places, 18 transitions, 39 flow. Second operand 3 states and 44 transitions. [2024-06-21 20:26:05,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 19 transitions, 67 flow [2024-06-21 20:26:05,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 19 transitions, 66 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-06-21 20:26:05,532 INFO L231 Difference]: Finished difference. Result has 24 places, 18 transitions, 46 flow [2024-06-21 20:26:05,534 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=28, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=46, PETRI_PLACES=24, PETRI_TRANSITIONS=18} [2024-06-21 20:26:05,538 INFO L281 CegarLoopForPetriNet]: 22 programPoint places, 2 predicate places. [2024-06-21 20:26:05,538 INFO L495 AbstractCegarLoop]: Abstraction has has 24 places, 18 transitions, 46 flow [2024-06-21 20:26:05,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-21 20:26:05,538 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-21 20:26:05,539 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-21 20:26:05,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-06-21 20:26:05,540 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-06-21 20:26:05,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-21 20:26:05,540 INFO L85 PathProgramCache]: Analyzing trace with hash -747298049, now seen corresponding path program 1 times [2024-06-21 20:26:05,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-21 20:26:05,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429272193] [2024-06-21 20:26:05,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-21 20:26:05,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-21 20:26:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-21 20:26:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-21 20:26:05,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-21 20:26:05,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429272193] [2024-06-21 20:26:05,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429272193] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-21 20:26:05,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-21 20:26:05,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-06-21 20:26:05,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205692872] [2024-06-21 20:26:05,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-21 20:26:05,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-21 20:26:05,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-21 20:26:05,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-21 20:26:05,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-21 20:26:05,681 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 28 [2024-06-21 20:26:05,681 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 18 transitions, 46 flow. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-21 20:26:05,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-21 20:26:05,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 28 [2024-06-21 20:26:05,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-21 20:26:05,707 INFO L124 PetriNetUnfolderBase]: 8/36 cut-off events. [2024-06-21 20:26:05,707 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-06-21 20:26:05,707 INFO L83 FinitePrefix]: Finished finitePrefix Result has 74 conditions, 36 events. 8/36 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 30 event pairs, 2 based on Foata normal form. 6/40 useless extension candidates. Maximal degree in co-relation 62. Up to 18 conditions per place. [2024-06-21 20:26:05,708 INFO L140 encePairwiseOnDemand]: 26/28 looper letters, 0 selfloop transitions, 0 changer transitions 18/18 dead transitions. [2024-06-21 20:26:05,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 18 transitions, 68 flow [2024-06-21 20:26:05,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-21 20:26:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-21 20:26:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 43 transitions. [2024-06-21 20:26:05,710 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5119047619047619 [2024-06-21 20:26:05,712 INFO L175 Difference]: Start difference. First operand has 24 places, 18 transitions, 46 flow. Second operand 3 states and 43 transitions. [2024-06-21 20:26:05,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 18 transitions, 68 flow [2024-06-21 20:26:05,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 18 transitions, 62 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-06-21 20:26:05,714 INFO L231 Difference]: Finished difference. Result has 22 places, 0 transitions, 0 flow [2024-06-21 20:26:05,714 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=28, PETRI_DIFFERENCE_MINUEND_FLOW=36, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=22, PETRI_TRANSITIONS=0} [2024-06-21 20:26:05,720 INFO L281 CegarLoopForPetriNet]: 22 programPoint places, 0 predicate places. [2024-06-21 20:26:05,720 INFO L495 AbstractCegarLoop]: Abstraction has has 22 places, 0 transitions, 0 flow [2024-06-21 20:26:05,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-21 20:26:05,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-06-21 20:26:05,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-06-21 20:26:05,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-06-21 20:26:05,724 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-06-21 20:26:05,727 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-06-21 20:26:05,727 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-06-21 20:26:05,730 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-06-21 20:26:05,730 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-06-21 20:26:05,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.06 08:26:05 BasicIcfg [2024-06-21 20:26:05,731 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-06-21 20:26:05,732 INFO L158 Benchmark]: Toolchain (without parser) took 1956.87ms. Allocated memory is still 151.0MB. Free memory was 92.7MB in the beginning and 47.0MB in the end (delta: 45.7MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,732 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:26:05,733 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:26:05,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.29ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 66.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.47ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 64.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,734 INFO L158 Benchmark]: Boogie Preprocessor took 36.11ms. Allocated memory is still 151.0MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,735 INFO L158 Benchmark]: RCFGBuilder took 563.73ms. Allocated memory is still 151.0MB. Free memory was 62.4MB in the beginning and 91.8MB in the end (delta: -29.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,735 INFO L158 Benchmark]: TraceAbstraction took 761.53ms. Allocated memory is still 151.0MB. Free memory was 91.0MB in the beginning and 47.0MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-06-21 20:26:05,739 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 0.21ms. Allocated memory is still 151.0MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.29ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 66.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.47ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 64.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.11ms. Allocated memory is still 151.0MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 563.73ms. Allocated memory is still 151.0MB. Free memory was 62.4MB in the beginning and 91.8MB in the end (delta: -29.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * TraceAbstraction took 761.53ms. Allocated memory is still 151.0MB. Free memory was 91.0MB in the beginning and 47.0MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 698]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 44 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 3 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=1, InterpolantAutomatonStates: 6, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: 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! [2024-06-21 20:26:05,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE