./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_35-traces-ex-2_true.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_35-traces-ex-2_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/goblint-regression/13-privatized_35-traces-ex-2_true.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_35-traces-ex-2_true.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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 13:36:48,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 13:36:48,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 13:36:48,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 13:36:48,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 13:36:48,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 13:36:48,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 13:36:48,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 13:36:48,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 13:36:48,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 13:36:48,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 13:36:48,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 13:36:48,292 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 13:36:48,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 13:36:48,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 13:36:48,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 13:36:48,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 13:36:48,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 13:36:48,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 13:36:48,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 13:36:48,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 13:36:48,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 13:36:48,300 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 13:36:48,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 13:36:48,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 13:36:48,300 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 13:36:48,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 13:36:48,301 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 13:36:48,301 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 13:36:48,301 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 13:36:48,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:36:48,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 13:36:48,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 13:36:48,303 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 13:36:48,303 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 13:36:48,304 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 13:36:48,305 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 13:36:48,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 13:36:48,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 13:36:48,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 13:36:48,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 13:36:48,574 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 13:36:48,575 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 13:36:48,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_35-traces-ex-2_true.i [2024-08-13 13:36:49,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 13:36:50,196 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 13:36:50,196 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_35-traces-ex-2_true.i [2024-08-13 13:36:50,215 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/af52c42ed/3972344bb602469ba37ae3929efdefce/FLAG755d04930 [2024-08-13 13:36:50,229 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/af52c42ed/3972344bb602469ba37ae3929efdefce [2024-08-13 13:36:50,233 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 13:36:50,234 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 13:36:50,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_35-traces-ex-2_true.yml/witness.yml [2024-08-13 13:36:50,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 13:36:50,356 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 13:36:50,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 13:36:50,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 13:36:50,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 13:36:50,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:36:50" (1/2) ... [2024-08-13 13:36:50,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee47045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:50, skipping insertion in model container [2024-08-13 13:36:50,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:36:50" (1/2) ... [2024-08-13 13:36:50,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c74b558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:50, skipping insertion in model container [2024-08-13 13:36:50,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:50" (2/2) ... [2024-08-13 13:36:50,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee47045 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50, skipping insertion in model container [2024-08-13 13:36:50,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:50" (2/2) ... [2024-08-13 13:36:50,368 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 13:36:50,401 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 13:36:50,402 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-08-13 13:36:50,402 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 13:36:50,402 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0 [2024-08-13 13:36:50,403 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] A_locked = 0; [2024-08-13 13:36:50,403 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] B_locked = 0; [2024-08-13 13:36:50,403 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-08-13 13:36:50,403 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] B_locked = 1; [2024-08-13 13:36:50,406 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] A_locked = 0; [2024-08-13 13:36:50,406 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] B_locked = 0; [2024-08-13 13:36:50,406 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] B_locked = 1; [2024-08-13 13:36:50,406 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] A_locked = 1; [2024-08-13 13:36:50,406 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] A_locked = 1; [2024-08-13 13:36:50,407 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] B_locked = 0; [2024-08-13 13:36:50,407 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] B_locked = 1; [2024-08-13 13:36:50,468 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 13:36:50,645 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_35-traces-ex-2_true.i[1088,1101] [2024-08-13 13:36:50,771 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:36:50,789 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-13 13:36:50,822 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_35-traces-ex-2_true.i[1088,1101] 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 [2024-08-13 13:36:50,865 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:36:50,902 INFO L206 MainTranslator]: Completed translation [2024-08-13 13:36:50,902 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50 WrapperNode [2024-08-13 13:36:50,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 13:36:50,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 13:36:50,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 13:36:50,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 13:36:50,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,944 INFO L138 Inliner]: procedures = 162, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2024-08-13 13:36:50,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 13:36:50,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 13:36:50,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 13:36:50,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 13:36:50,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 13:36:50,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 13:36:50,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 13:36:50,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 13:36:50,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (1/1) ... [2024-08-13 13:36:50,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:36:51,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:36:51,023 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) [2024-08-13 13:36:51,029 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 [2024-08-13 13:36:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-13 13:36:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 13:36:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-13 13:36:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-13 13:36:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 13:36:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-13 13:36:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 13:36:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 13:36:51,065 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 13:36:51,202 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 13:36:51,205 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 13:36:51,382 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 13:36:51,382 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 13:36:51,500 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 13:36:51,501 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-13 13:36:51,501 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:36:51 BoogieIcfgContainer [2024-08-13 13:36:51,501 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 13:36:51,504 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 13:36:51,505 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 13:36:51,509 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 13:36:51,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 01:36:50" (1/4) ... [2024-08-13 13:36:51,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d9c6223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 01:36:51, skipping insertion in model container [2024-08-13 13:36:51,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:50" (2/4) ... [2024-08-13 13:36:51,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d9c6223 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 01:36:51, skipping insertion in model container [2024-08-13 13:36:51,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:50" (3/4) ... [2024-08-13 13:36:51,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d9c6223 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 01:36:51, skipping insertion in model container [2024-08-13 13:36:51,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:36:51" (4/4) ... [2024-08-13 13:36:51,512 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_35-traces-ex-2_true.i [2024-08-13 13:36:51,530 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 13:36:51,530 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-13 13:36:51,530 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 13:36:51,570 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-13 13:36:51,624 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:36:51,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 13:36:51,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:36:51,626 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) [2024-08-13 13:36:51,629 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 [2024-08-13 13:36:51,668 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 13:36:51,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 13:36:51,684 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;@53cd86b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:36:51,685 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-13 13:36:51,817 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-13 13:36:51,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:51,822 INFO L85 PathProgramCache]: Analyzing trace with hash 625337923, now seen corresponding path program 1 times [2024-08-13 13:36:51,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:51,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495365041] [2024-08-13 13:36:51,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:51,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:36:52,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:52,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495365041] [2024-08-13 13:36:52,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495365041] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:52,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:52,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 13:36:52,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116632810] [2024-08-13 13:36:52,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:52,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-13 13:36:52,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:52,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-13 13:36:52,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-13 13:36:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:52,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:52,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2024-08-13 13:36:52,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:52,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:52,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 13:36:52,440 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-13 13:36:52,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:52,441 INFO L85 PathProgramCache]: Analyzing trace with hash -256581867, now seen corresponding path program 2 times [2024-08-13 13:36:52,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:52,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552581953] [2024-08-13 13:36:52,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:52,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:36:52,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:52,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552581953] [2024-08-13 13:36:52,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552581953] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:52,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:52,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 13:36:52,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868313079] [2024-08-13 13:36:52,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:52,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 13:36:52,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:52,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 13:36:52,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 13:36:52,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:52,574 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:52,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2024-08-13 13:36:52,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:52,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:52,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:52,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 13:36:52,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 13:36:52,657 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-13 13:36:52,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:52,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1543418650, now seen corresponding path program 1 times [2024-08-13 13:36:52,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:52,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095693627] [2024-08-13 13:36:52,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:52,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:52,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:36:52,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:52,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095693627] [2024-08-13 13:36:52,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095693627] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:52,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:52,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-13 13:36:52,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57497345] [2024-08-13 13:36:52,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:52,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-13 13:36:52,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:52,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-13 13:36:52,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-08-13 13:36:52,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:52,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:52,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 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) [2024-08-13 13:36:52,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:52,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 13:36:52,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:53,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:53,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 13:36:53,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:53,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-08-13 13:36:53,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-08-13 13:36:53,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-13 13:36:53,197 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1] [2024-08-13 13:36:53,202 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 13:36:53,202 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 13:36:53,207 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 01:36:53 BasicIcfg [2024-08-13 13:36:53,207 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 13:36:53,208 INFO L158 Benchmark]: Toolchain (without parser) took 2852.02ms. Allocated memory is still 159.4MB. Free memory was 84.4MB in the beginning and 104.9MB in the end (delta: -20.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:53,209 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:53,209 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:53,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.09ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 110.4MB in the end (delta: -26.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-13 13:36:53,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.77ms. Allocated memory is still 159.4MB. Free memory was 110.4MB in the beginning and 108.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 13:36:53,211 INFO L158 Benchmark]: Boogie Preprocessor took 32.09ms. Allocated memory is still 159.4MB. Free memory was 108.5MB in the beginning and 107.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 13:36:53,212 INFO L158 Benchmark]: RCFGBuilder took 524.21ms. Allocated memory is still 159.4MB. Free memory was 107.1MB in the beginning and 81.0MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-13 13:36:53,212 INFO L158 Benchmark]: TraceAbstraction took 1702.67ms. Allocated memory is still 159.4MB. Free memory was 80.4MB in the beginning and 104.9MB in the end (delta: -24.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:53,215 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.09ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 110.4MB in the end (delta: -26.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.77ms. Allocated memory is still 159.4MB. Free memory was 110.4MB in the beginning and 108.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.09ms. Allocated memory is still 159.4MB. Free memory was 108.5MB in the beginning and 107.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 524.21ms. Allocated memory is still 159.4MB. Free memory was 107.1MB in the beginning and 81.0MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1702.67ms. Allocated memory is still 159.4MB. Free memory was 80.4MB in the beginning and 104.9MB in the end (delta: -24.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 8, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 1, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 1, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 251, independent: 232, independent conditional: 1, independent unconditional: 231, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 251, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 17, independent conditional: 1, independent unconditional: 16, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 17, independent conditional: 1, independent unconditional: 16, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, independent: 95, independent conditional: 3, independent unconditional: 92, dependent: 81, dependent conditional: 5, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 385, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 251, unknown conditional: 2, unknown unconditional: 249] , Statistics on independence cache: Total cache size (in pairs): 251, Positive cache size: 232, Positive conditional cache size: 1, Positive unconditional cache size: 231, Negative cache size: 19, Negative conditional cache size: 1, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7, Maximal queried relation: 2, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 75, Number of trivial persistent sets: 75, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249, independent: 231, independent conditional: 0, independent unconditional: 231, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 376, independent: 351, independent conditional: 120, independent unconditional: 231, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 8, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 1, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 385, independent: 351, independent conditional: 1, independent unconditional: 350, dependent: 34, dependent conditional: 1, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 251, independent: 232, independent conditional: 1, independent unconditional: 231, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 251, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 17, independent conditional: 1, independent unconditional: 16, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 17, independent conditional: 1, independent unconditional: 16, dependent: 19, dependent conditional: 1, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, independent: 95, independent conditional: 3, independent unconditional: 92, dependent: 81, dependent conditional: 5, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 385, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 251, unknown conditional: 2, unknown unconditional: 249] , Statistics on independence cache: Total cache size (in pairs): 251, Positive cache size: 232, Positive conditional cache size: 1, Positive unconditional cache size: 231, Negative cache size: 19, Negative conditional cache size: 1, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7, Maximal queried relation: 2, Independence queries for same thread: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 46 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.6s, 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: 14, 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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! [2024-08-13 13:36:53,244 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 [2024-08-13 13:36:53,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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