./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_34-traces-minepp-L-needs-to-be-um_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_34-traces-minepp-L-needs-to-be-um_true.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_34-traces-minepp-L-needs-to-be-um_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 --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 05:54:31,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 05:54:31,602 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 05:54:31,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 05:54:31,610 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 05:54:31,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 05:54:31,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 05:54:31,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 05:54:31,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 05:54:31,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 05:54:31,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 05:54:31,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 05:54:31,648 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 05:54:31,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 05:54:31,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 05:54:31,649 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 05:54:31,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 05:54:31,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 05:54:31,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 05:54:31,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 05:54:31,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 05:54:31,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 05:54:31,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 05:54:31,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 05:54:31,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 05:54:31,658 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 05:54:31,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 05:54:31,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 05:54:31,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 05:54:31,659 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 05:54:31,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 05:54:31,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 05:54:31,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 05:54:31,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 05:54:31,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 05:54:31,661 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 05:54:31,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 05:54:31,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 05:54:31,663 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 05:54:31,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 05:54:31,664 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 05:54:31,664 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 05:54:31,664 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-14 05:54:31,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 05:54:31,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 05:54:31,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 05:54:31,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 05:54:31,980 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 05:54:31,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-08-14 05:54:33,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 05:54:33,653 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 05:54:33,654 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-08-14 05:54:33,667 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bc631005d/7a0b2bb11ff44443b2defab1e9f66912/FLAG8c9bb6710 [2024-08-14 05:54:34,003 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bc631005d/7a0b2bb11ff44443b2defab1e9f66912 [2024-08-14 05:54:34,006 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 05:54:34,007 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 05:54:34,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_34-traces-minepp-L-needs-to-be-um_true.yml/witness.yml [2024-08-14 05:54:34,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 05:54:34,138 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 05:54:34,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 05:54:34,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 05:54:34,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 05:54:34,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 05:54:34" (1/2) ... [2024-08-14 05:54:34,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f92eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:34, skipping insertion in model container [2024-08-14 05:54:34,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 05:54:34" (1/2) ... [2024-08-14 05:54:34,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8489c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:34, skipping insertion in model container [2024-08-14 05:54:34,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:34" (2/2) ... [2024-08-14 05:54:34,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f92eef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34, skipping insertion in model container [2024-08-14 05:54:34,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:34" (2/2) ... [2024-08-14 05:54:34,150 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 05:54:34,185 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 05:54:34,186 INFO L97 edCorrectnessWitness]: Location invariant before [L702-L702] ! multithreaded || (g == 15 || g == 42) [2024-08-14 05:54:34,186 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0 [2024-08-14 05:54:34,187 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0 [2024-08-14 05:54:34,187 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 05:54:34,187 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-08-14 05:54:34,187 INFO L106 edCorrectnessWitness]: ghost_update [L705-L705] C_locked = 1; [2024-08-14 05:54:34,187 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] B_locked = 1; [2024-08-14 05:54:34,187 INFO L106 edCorrectnessWitness]: ghost_update [L704-L704] A_locked = 1; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] A_locked = 1; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L710-L710] C_locked = 1; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L696-L696] A_locked = 0; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L694-L694] C_locked = 0; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] multithreaded = 1; [2024-08-14 05:54:34,188 INFO L106 edCorrectnessWitness]: ghost_update [L709-L709] B_locked = 1; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] C_locked = 1; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L706-L706] A_locked = 0; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] C_locked = 1; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L711-L711] B_locked = 0; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] C_locked = 0; [2024-08-14 05:54:34,189 INFO L106 edCorrectnessWitness]: ghost_update [L695-L695] B_locked = 0; [2024-08-14 05:54:34,233 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 05:54:34,414 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_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2024-08-14 05:54:34,533 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 05:54:34,544 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 05:54:34,574 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_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 05:54:34,624 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 05:54:34,656 INFO L206 MainTranslator]: Completed translation [2024-08-14 05:54:34,657 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34 WrapperNode [2024-08-14 05:54:34,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 05:54:34,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 05:54:34,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 05:54:34,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 05:54:34,666 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 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,685 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 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,710 INFO L138 Inliner]: procedures = 163, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-08-14 05:54:34,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 05:54:34,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 05:54:34,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 05:54:34,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 05:54:34,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 05:54:34,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 05:54:34,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 05:54:34,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 05:54:34,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (1/1) ... [2024-08-14 05:54:34,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 05:54:34,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 05:54:34,772 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) [2024-08-14 05:54:34,774 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 [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-14 05:54:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-14 05:54:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 05:54:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 05:54:34,823 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 05:54:34,949 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 05:54:34,951 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 05:54:35,133 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 05:54:35,133 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 05:54:35,271 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 05:54:35,271 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 05:54:35,272 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 05:54:35 BoogieIcfgContainer [2024-08-14 05:54:35,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 05:54:35,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 05:54:35,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 05:54:35,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 05:54:35,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 05:54:34" (1/4) ... [2024-08-14 05:54:35,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb1c0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 05:54:35, skipping insertion in model container [2024-08-14 05:54:35,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:34" (2/4) ... [2024-08-14 05:54:35,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb1c0fd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 05:54:35, skipping insertion in model container [2024-08-14 05:54:35,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:34" (3/4) ... [2024-08-14 05:54:35,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb1c0fd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 05:54:35, skipping insertion in model container [2024-08-14 05:54:35,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 05:54:35" (4/4) ... [2024-08-14 05:54:35,284 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-08-14 05:54:35,302 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 05:54:35,302 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-14 05:54:35,303 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 05:54:35,341 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-14 05:54:35,380 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 05:54:35,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 05:54:35,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 05:54:35,384 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) [2024-08-14 05:54:35,385 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 [2024-08-14 05:54:35,427 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 05:54:35,439 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 05:54:35,446 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;@5a02c8d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 05:54:35,446 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 05:54:35,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:35,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:35,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1500056816, now seen corresponding path program 1 times [2024-08-14 05:54:35,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:35,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741833801] [2024-08-14 05:54:35,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:35,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:35,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:35,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741833801] [2024-08-14 05:54:35,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741833801] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:35,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:35,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 05:54:35,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504887815] [2024-08-14 05:54:35,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:35,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:35,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:35,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:35,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:35,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:35,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-08-14 05:54:35,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 05:54:35,997 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:35,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:35,998 INFO L85 PathProgramCache]: Analyzing trace with hash -190277460, now seen corresponding path program 1 times [2024-08-14 05:54:35,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:35,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393035820] [2024-08-14 05:54:35,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:35,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:36,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:36,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393035820] [2024-08-14 05:54:36,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393035820] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:36,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:36,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 05:54:36,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464073511] [2024-08-14 05:54:36,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:36,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 05:54:36,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:36,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 05:54:36,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 05:54:36,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,271 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:36,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) [2024-08-14 05:54:36,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 05:54:36,569 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:36,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:36,570 INFO L85 PathProgramCache]: Analyzing trace with hash 909534840, now seen corresponding path program 1 times [2024-08-14 05:54:36,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:36,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282398599] [2024-08-14 05:54:36,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:36,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:36,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:36,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282398599] [2024-08-14 05:54:36,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282398599] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:36,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:36,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 05:54:36,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118417467] [2024-08-14 05:54:36,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:36,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:36,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:36,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:36,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:36,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:36,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-08-14 05:54:36,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 05:54:36,741 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:36,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:36,745 INFO L85 PathProgramCache]: Analyzing trace with hash -229687024, now seen corresponding path program 2 times [2024-08-14 05:54:36,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:36,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128216257] [2024-08-14 05:54:36,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:36,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:36,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128216257] [2024-08-14 05:54:36,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128216257] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:36,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:36,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 05:54:36,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771822301] [2024-08-14 05:54:36,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:36,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 05:54:36,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:36,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 05:54:36,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-14 05:54:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:36,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2024-08-14 05:54:36,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:37,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 05:54:37,110 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:37,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:37,111 INFO L85 PathProgramCache]: Analyzing trace with hash 780591272, now seen corresponding path program 1 times [2024-08-14 05:54:37,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:37,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542855026] [2024-08-14 05:54:37,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:37,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:37,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:37,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542855026] [2024-08-14 05:54:37,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542855026] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:37,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:37,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 05:54:37,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059584874] [2024-08-14 05:54:37,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:37,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 05:54:37,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:37,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 05:54:37,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-14 05:54:37,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:37,338 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:37,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2024-08-14 05:54:37,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:37,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 05:54:37,451 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:37,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:37,452 INFO L85 PathProgramCache]: Analyzing trace with hash -528125099, now seen corresponding path program 1 times [2024-08-14 05:54:37,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:37,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482988284] [2024-08-14 05:54:37,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:37,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:37,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:37,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:37,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482988284] [2024-08-14 05:54:37,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482988284] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:37,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:37,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 05:54:37,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869432431] [2024-08-14 05:54:37,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:37,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 05:54:37,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:37,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 05:54:37,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 05:54:37,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:37,717 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:37,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 6 states have internal predecessors, (32), 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) [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:37,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:37,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 05:54:37,858 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-14 05:54:37,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:37,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1849836181, now seen corresponding path program 2 times [2024-08-14 05:54:37,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:37,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137351025] [2024-08-14 05:54:37,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:37,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 05:54:38,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:38,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137351025] [2024-08-14 05:54:38,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137351025] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:38,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:38,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 05:54:38,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438471277] [2024-08-14 05:54:38,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:38,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 05:54:38,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:38,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 05:54:38,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-14 05:54:38,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:38,023 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:38,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2024-08-14 05:54:38,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:38,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:38,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:38,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:38,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:38,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:38,155 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 05:54:38,156 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-08-14 05:54:38,156 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-08-14 05:54:38,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 05:54:38,164 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2024-08-14 05:54:38,169 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 05:54:38,169 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 05:54:38,171 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-08-14 05:54:38,171 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-08-14 05:54:38,172 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 05:54:38 BasicIcfg [2024-08-14 05:54:38,172 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 05:54:38,173 INFO L158 Benchmark]: Toolchain (without parser) took 4034.37ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 133.0MB in the beginning and 127.8MB in the end (delta: 5.1MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,173 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 05:54:38,174 INFO L158 Benchmark]: Witness Parser took 0.81ms. Allocated memory is still 172.0MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 05:54:38,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.72ms. Allocated memory is still 172.0MB. Free memory was 133.0MB in the beginning and 105.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.42ms. Allocated memory is still 172.0MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,174 INFO L158 Benchmark]: Boogie Preprocessor took 26.62ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 102.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,175 INFO L158 Benchmark]: RCFGBuilder took 533.73ms. Allocated memory is still 172.0MB. Free memory was 102.6MB in the beginning and 110.4MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,175 INFO L158 Benchmark]: TraceAbstraction took 2898.36ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 109.3MB in the beginning and 127.8MB in the end (delta: -18.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-08-14 05:54:38,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.81ms. Allocated memory is still 172.0MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.72ms. Allocated memory is still 172.0MB. Free memory was 133.0MB in the beginning and 105.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.42ms. Allocated memory is still 172.0MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.62ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 102.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.73ms. Allocated memory is still 172.0MB. Free memory was 102.6MB in the beginning and 110.4MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2898.36ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 109.3MB in the beginning and 127.8MB in the end (delta: -18.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1685, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 227, dependent conditional: 176, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1549, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 91, dependent conditional: 40, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1549, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 91, dependent conditional: 40, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 112, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 32, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 32, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 748, independent: 673, independent conditional: 8, independent unconditional: 665, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 748, independent: 617, independent conditional: 0, independent unconditional: 617, dependent: 131, dependent conditional: 0, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 131, independent: 56, independent conditional: 8, independent unconditional: 48, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 131, independent: 56, independent conditional: 8, independent unconditional: 48, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 376, independent: 162, independent conditional: 26, independent unconditional: 136, dependent: 214, dependent conditional: 68, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1674, independent: 785, independent conditional: 5, independent unconditional: 780, dependent: 141, dependent conditional: 8, dependent unconditional: 133, unknown: 748, unknown conditional: 32, unknown unconditional: 716] , Statistics on independence cache: Total cache size (in pairs): 748, Positive cache size: 673, Positive conditional cache size: 8, Positive unconditional cache size: 665, Negative cache size: 75, Negative conditional cache size: 24, Negative unconditional cache size: 51, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 80, Maximal queried relation: 6, Independence queries for same thread: 136 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 252, Number of trivial persistent sets: 252, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 714, independent: 663, independent conditional: 0, independent unconditional: 663, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1685, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 227, dependent conditional: 176, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1549, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 91, dependent conditional: 40, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1549, independent: 1458, independent conditional: 795, independent unconditional: 663, dependent: 91, dependent conditional: 40, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 112, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 32, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1674, independent: 1458, independent conditional: 13, independent unconditional: 1445, dependent: 216, dependent conditional: 32, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 748, independent: 673, independent conditional: 8, independent unconditional: 665, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 748, independent: 617, independent conditional: 0, independent unconditional: 617, dependent: 131, dependent conditional: 0, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 131, independent: 56, independent conditional: 8, independent unconditional: 48, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 131, independent: 56, independent conditional: 8, independent unconditional: 48, dependent: 75, dependent conditional: 24, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 376, independent: 162, independent conditional: 26, independent unconditional: 136, dependent: 214, dependent conditional: 68, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1674, independent: 785, independent conditional: 5, independent unconditional: 780, dependent: 141, dependent conditional: 8, dependent unconditional: 133, unknown: 748, unknown conditional: 32, unknown unconditional: 716] , Statistics on independence cache: Total cache size (in pairs): 748, Positive cache size: 673, Positive conditional cache size: 8, Positive unconditional cache size: 665, Negative cache size: 75, Negative conditional cache size: 24, Negative unconditional cache size: 51, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 80, Maximal queried relation: 6, Independence queries for same thread: 136 - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - 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, 62 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.1s, 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: 27, 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, 1.2s InterpolantComputationTime, 189 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 694 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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! [2024-08-14 05:54:38,208 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 [2024-08-14 05:54:38,407 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