./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/stateful01-1.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/stateful01-1.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread/stateful01-1.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/stateful01-1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 13:55:23,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 13:55:23,139 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 13:55:23,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 13:55:23,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 13:55:23,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 13:55:23,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 13:55:23,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 13:55:23,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 13:55:23,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 13:55:23,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 13:55:23,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 13:55:23,194 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 13:55:23,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 13:55:23,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 13:55:23,195 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 13:55:23,195 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 13:55:23,195 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 13:55:23,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 13:55:23,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 13:55:23,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 13:55:23,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 13:55:23,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 13:55:23,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 13:55:23,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 13:55:23,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 13:55:23,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 13:55:23,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 13:55:23,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 13:55:23,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 13:55:23,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 13:55:23,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 13:55:23,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 13:55:23,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 13:55:23,204 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 13:55:23,204 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 13:55:23,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 13:55:23,205 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 13:55:23,205 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 13:55:23,205 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 13:55:23,205 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 13:55:23,206 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 13:55:23,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 13:55:23,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 13:55:23,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 13:55:23,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 13:55:23,467 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 13:55:23,467 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 13:55:23,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/stateful01-1.yml/witness.yml [2024-08-23 13:55:23,591 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 13:55:23,591 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 13:55:23,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/stateful01-1.i [2024-08-23 13:55:24,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 13:55:25,079 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 13:55:25,079 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i [2024-08-23 13:55:25,095 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a2997805e/f646b94566cb4e42a390f454202c0faf/FLAGcbe51b2ed [2024-08-23 13:55:25,457 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a2997805e/f646b94566cb4e42a390f454202c0faf [2024-08-23 13:55:25,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 13:55:25,459 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 13:55:25,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 13:55:25,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 13:55:25,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 13:55:25,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:55:23" (1/2) ... [2024-08-23 13:55:25,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c35ddf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:55:25, skipping insertion in model container [2024-08-23 13:55:25,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:55:23" (1/2) ... [2024-08-23 13:55:25,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47436952 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:55:25, skipping insertion in model container [2024-08-23 13:55:25,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:55:25" (2/2) ... [2024-08-23 13:55:25,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c35ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25, skipping insertion in model container [2024-08-23 13:55:25,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:55:25" (2/2) ... [2024-08-23 13:55:25,468 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 13:55:25,508 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 13:55:25,509 INFO L97 edCorrectnessWitness]: Location invariant before [L722-L722] ! multithreaded || 10 <= data1 [2024-08-23 13:55:25,509 INFO L97 edCorrectnessWitness]: Location invariant before [L723-L723] ! multithreaded || 10 <= data1 [2024-08-23 13:55:25,509 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 13:55:25,509 INFO L103 edCorrectnessWitness]: ghost_variable ma_locked = 0 [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L711-L711] ma_locked = 0; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L696-L696] ma_locked = 1; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] ma_locked = 0; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L709-L709] ma_locked = 1; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L706-L706] ma_locked = 1; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] ma_locked = 0; [2024-08-23 13:55:25,510 INFO L106 edCorrectnessWitness]: ghost_update [L708-L708] ma_locked = 0; [2024-08-23 13:55:25,511 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] ma_locked = 1; [2024-08-23 13:55:25,511 INFO L106 edCorrectnessWitness]: ghost_update [L721-L721] multithreaded = 1; [2024-08-23 13:55:25,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 13:55:25,771 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 13:55:25,787 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 [2024-08-23 13:55:25,882 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 13:55:25,936 INFO L206 MainTranslator]: Completed translation [2024-08-23 13:55:25,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25 WrapperNode [2024-08-23 13:55:25,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 13:55:25,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 13:55:25,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 13:55:25,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 13:55:25,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:25,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:25,983 INFO L138 Inliner]: procedures = 168, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2024-08-23 13:55:25,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 13:55:25,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 13:55:25,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 13:55:25,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 13:55:25,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:25,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:25,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:25,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 13:55:26,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 13:55:26,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 13:55:26,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 13:55:26,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (1/1) ... [2024-08-23 13:55:26,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 13:55:26,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 13:55:26,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 13:55:26,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 13:55:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-23 13:55:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-23 13:55:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-23 13:55:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-23 13:55:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-23 13:55:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 13:55:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 13:55:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-23 13:55:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 13:55:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 13:55:26,075 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 13:55:26,183 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 13:55:26,185 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 13:55:26,355 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 13:55:26,357 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 13:55:26,447 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 13:55:26,448 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 13:55:26,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:55:26 BoogieIcfgContainer [2024-08-23 13:55:26,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 13:55:26,454 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 13:55:26,454 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 13:55:26,457 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 13:55:26,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:55:23" (1/4) ... [2024-08-23 13:55:26,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a44e6c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 01:55:26, skipping insertion in model container [2024-08-23 13:55:26,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 01:55:25" (2/4) ... [2024-08-23 13:55:26,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a44e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 01:55:26, skipping insertion in model container [2024-08-23 13:55:26,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:55:25" (3/4) ... [2024-08-23 13:55:26,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a44e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 01:55:26, skipping insertion in model container [2024-08-23 13:55:26,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:55:26" (4/4) ... [2024-08-23 13:55:26,459 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01-1.i [2024-08-23 13:55:26,472 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 13:55:26,472 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-23 13:55:26,473 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 13:55:26,497 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-08-23 13:55:26,529 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 13:55:26,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 13:55:26,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 13:55:26,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 13:55:26,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 13:55:26,559 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 13:55:26,570 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 13:55:26,576 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=PARTIAL_ORDER_FA, 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;@20de446, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 13:55:26,576 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 13:55:26,653 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 13:55:26,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 13:55:26,657 INFO L85 PathProgramCache]: Analyzing trace with hash 2076676782, now seen corresponding path program 1 times [2024-08-23 13:55:26,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 13:55:26,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165030377] [2024-08-23 13:55:26,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 13:55:26,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 13:55:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 13:55:27,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 13:55:27,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 13:55:27,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165030377] [2024-08-23 13:55:27,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165030377] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 13:55:27,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 13:55:27,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 13:55:27,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836247746] [2024-08-23 13:55:27,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 13:55:27,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 13:55:27,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 13:55:27,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 13:55:27,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-23 13:55:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 13:55:27,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 13:55:27,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-08-23 13:55:27,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 13:55:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 13:55:27,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-23 13:55:27,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-23 13:55:27,278 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-23 13:55:27,278 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-23 13:55:27,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 13:55:27,282 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-23 13:55:27,284 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 13:55:27,284 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 13:55:27,286 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-23 13:55:27,286 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-23 13:55:27,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 01:55:27 BasicIcfg [2024-08-23 13:55:27,287 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 13:55:27,287 INFO L158 Benchmark]: Toolchain (without parser) took 1828.54ms. Allocated memory is still 222.3MB. Free memory was 147.8MB in the beginning and 148.6MB in the end (delta: -753.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 13:55:27,288 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 222.3MB. Free memory is still 186.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 13:55:27,288 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 222.3MB. Free memory is still 195.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 13:55:27,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.46ms. Allocated memory is still 222.3MB. Free memory was 147.6MB in the beginning and 184.7MB in the end (delta: -37.2MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-08-23 13:55:27,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.27ms. Allocated memory is still 222.3MB. Free memory was 184.7MB in the beginning and 182.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 13:55:27,289 INFO L158 Benchmark]: Boogie Preprocessor took 32.32ms. Allocated memory is still 222.3MB. Free memory was 182.7MB in the beginning and 181.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 13:55:27,289 INFO L158 Benchmark]: RCFGBuilder took 435.09ms. Allocated memory is still 222.3MB. Free memory was 181.5MB in the beginning and 151.1MB in the end (delta: 30.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-08-23 13:55:27,289 INFO L158 Benchmark]: TraceAbstraction took 832.75ms. Allocated memory is still 222.3MB. Free memory was 151.0MB in the beginning and 148.6MB in the end (delta: 2.4MB). Peak memory consumption was 290.1kB. Max. memory is 16.1GB. [2024-08-23 13:55:27,291 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 0.15ms. Allocated memory is still 222.3MB. Free memory is still 186.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 222.3MB. Free memory is still 195.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.46ms. Allocated memory is still 222.3MB. Free memory was 147.6MB in the beginning and 184.7MB in the end (delta: -37.2MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.27ms. Allocated memory is still 222.3MB. Free memory was 184.7MB in the beginning and 182.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.32ms. Allocated memory is still 222.3MB. Free memory was 182.7MB in the beginning and 181.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.09ms. Allocated memory is still 222.3MB. Free memory was 181.5MB in the beginning and 151.1MB in the end (delta: 30.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 832.75ms. Allocated memory is still 222.3MB. Free memory was 151.0MB in the beginning and 148.6MB in the end (delta: 2.4MB). Peak memory consumption was 290.1kB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 851, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 43, dependent conditional: 19, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 840, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 32, dependent conditional: 8, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 840, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 32, dependent conditional: 8, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 8, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 484, independent: 460, independent conditional: 0, independent unconditional: 460, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 484, independent: 434, independent conditional: 0, independent unconditional: 434, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 848, independent: 348, independent conditional: 0, independent unconditional: 348, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 484, unknown conditional: 0, unknown unconditional: 484] , Statistics on independence cache: Total cache size (in pairs): 484, Positive cache size: 460, Positive conditional cache size: 0, Positive unconditional cache size: 460, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8, Maximal queried relation: 1, Independence queries for same thread: 11 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 233, Number of trivial persistent sets: 233, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483, independent: 459, independent conditional: 0, independent unconditional: 459, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 851, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 43, dependent conditional: 19, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 840, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 32, dependent conditional: 8, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 840, independent: 808, independent conditional: 349, independent unconditional: 459, dependent: 32, dependent conditional: 8, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 8, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 848, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 484, independent: 460, independent conditional: 0, independent unconditional: 460, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 484, independent: 434, independent conditional: 0, independent unconditional: 434, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 848, independent: 348, independent conditional: 0, independent unconditional: 348, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 484, unknown conditional: 0, unknown unconditional: 484] , Statistics on independence cache: Total cache size (in pairs): 484, Positive cache size: 460, Positive conditional cache size: 0, Positive unconditional cache size: 460, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8, Maximal queried relation: 1, Independence queries for same thread: 11 - PositiveResult [Line: 722]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 723]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 56 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, 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, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 13:55:27,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-23 13:55:27,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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