./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_33-traces-v-matters_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_33-traces-v-matters_true.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_33-traces-v-matters_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 05:54:29,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 05:54:29,767 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 05:54:29,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 05:54:29,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 05:54:29,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 05:54:29,808 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 05:54:29,808 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 05:54:29,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 05:54:29,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 05:54:29,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 05:54:29,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 05:54:29,811 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 05:54:29,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 05:54:29,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 05:54:29,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 05:54:29,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 05:54:29,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 05:54:29,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 05:54:29,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 05:54:29,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 05:54:29,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 05:54:29,818 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 05:54:29,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 05:54:29,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 05:54:29,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 05:54:29,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 05:54:29,819 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 05:54:29,819 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 05:54:29,820 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 05:54:29,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 05:54:29,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 05:54:29,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 05:54:29,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 05:54:29,821 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 05:54:29,822 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 05:54:29,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 05:54:29,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 05:54:29,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 05:54:29,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 05:54:29,831 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 05:54:29,832 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 05:54:29,832 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-14 05:54:30,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 05:54:30,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 05:54:30,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 05:54:30,114 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 05:54:30,115 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 05:54:30,116 INFO L431 ainManager$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_33-traces-v-matters_true.yml/witness.yml [2024-08-14 05:54:30,224 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 05:54:30,224 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 05:54:30,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-08-14 05:54:31,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 05:54:31,933 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 05:54:31,934 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-08-14 05:54:31,948 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6d871782c/f58647ea073b4a249115ef6173fb017e/FLAG8e002da74 [2024-08-14 05:54:32,278 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6d871782c/f58647ea073b4a249115ef6173fb017e [2024-08-14 05:54:32,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 05:54:32,280 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 05:54:32,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 05:54:32,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 05:54:32,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 05:54:32,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:30" (1/2) ... [2024-08-14 05:54:32,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9fcb1e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:32, skipping insertion in model container [2024-08-14 05:54:32,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:30" (1/2) ... [2024-08-14 05:54:32,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b852dc3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 05:54:32, skipping insertion in model container [2024-08-14 05:54:32,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 05:54:32" (2/2) ... [2024-08-14 05:54:32,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9fcb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32, skipping insertion in model container [2024-08-14 05:54:32,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 05:54:32" (2/2) ... [2024-08-14 05:54:32,298 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 05:54:32,336 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 05:54:32,337 INFO L97 edCorrectnessWitness]: Location invariant before [L698-L698] ! multithreaded || ((g == 0 || g == 2) || g == 42) [2024-08-14 05:54:32,337 INFO L103 edCorrectnessWitness]: ghost_variable D_locked = 0 [2024-08-14 05:54:32,337 INFO L103 edCorrectnessWitness]: ghost_variable E_locked = 0 [2024-08-14 05:54:32,337 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 05:54:32,338 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0 [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] E_locked = 1; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] C_locked = 0; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] E_locked = 1; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] C_locked = 1; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] E_locked = 0; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] D_locked = 1; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] D_locked = 1; [2024-08-14 05:54:32,338 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] D_locked = 0; [2024-08-14 05:54:32,339 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] C_locked = 0; [2024-08-14 05:54:32,339 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-08-14 05:54:32,339 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] C_locked = 1; [2024-08-14 05:54:32,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 05:54:32,543 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_33-traces-v-matters_true.i[1093,1106] [2024-08-14 05:54:32,701 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 05:54:32,718 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 05:54:32,758 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_33-traces-v-matters_true.i[1093,1106] 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 05:54:32,820 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 05:54:32,862 INFO L206 MainTranslator]: Completed translation [2024-08-14 05:54:32,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32 WrapperNode [2024-08-14 05:54:32,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 05:54:32,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 05:54:32,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 05:54:32,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 05:54:32,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,917 INFO L138 Inliner]: procedures = 162, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2024-08-14 05:54:32,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 05:54:32,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 05:54:32,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 05:54:32,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 05:54:32,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 05:54:32,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 05:54:32,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 05:54:32,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 05:54:32,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (1/1) ... [2024-08-14 05:54:32,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 05:54:32,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 05:54:33,007 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 05:54:33,013 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 05:54:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-14 05:54:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 05:54:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-14 05:54:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-14 05:54:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 05:54:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-14 05:54:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 05:54:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 05:54:33,049 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 05:54:33,204 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 05:54:33,207 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 05:54:33,402 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 05:54:33,402 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 05:54:33,545 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 05:54:33,545 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 05:54:33,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 05:54:33 BoogieIcfgContainer [2024-08-14 05:54:33,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 05:54:33,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 05:54:33,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 05:54:33,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 05:54:33,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 05:54:30" (1/4) ... [2024-08-14 05:54:33,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cebde8d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 05:54:33, skipping insertion in model container [2024-08-14 05:54:33,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 05:54:32" (2/4) ... [2024-08-14 05:54:33,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cebde8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 05:54:33, skipping insertion in model container [2024-08-14 05:54:33,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 05:54:32" (3/4) ... [2024-08-14 05:54:33,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cebde8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 05:54:33, skipping insertion in model container [2024-08-14 05:54:33,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 05:54:33" (4/4) ... [2024-08-14 05:54:33,554 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_33-traces-v-matters_true.i [2024-08-14 05:54:33,570 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 05:54:33,570 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-14 05:54:33,570 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 05:54:33,603 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-14 05:54:33,643 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 05:54:33,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 05:54:33,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 05:54:33,646 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 05:54:33,647 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 05:54:33,689 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 05:54:33,702 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 05:54:33,711 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;@5a9478b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 05:54:33,711 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 05:54:33,858 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 05:54:33,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:33,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1497935349, now seen corresponding path program 1 times [2024-08-14 05:54:33,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:33,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661527097] [2024-08-14 05:54:33,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:33,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:34,158 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 05:54:34,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:34,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661527097] [2024-08-14 05:54:34,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661527097] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:34,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:34,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 05:54:34,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515852161] [2024-08-14 05:54:34,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:34,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:34,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:34,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:34,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:34,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:34,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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 05:54:34,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 05:54:34,280 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 05:54:34,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:34,281 INFO L85 PathProgramCache]: Analyzing trace with hash -976673710, now seen corresponding path program 1 times [2024-08-14 05:54:34,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:34,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301081226] [2024-08-14 05:54:34,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:34,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:34,505 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 05:54:34,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:34,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301081226] [2024-08-14 05:54:34,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301081226] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:34,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:34,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 05:54:34,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065184344] [2024-08-14 05:54:34,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:34,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 05:54:34,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:34,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 05:54:34,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 05:54:34,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:34,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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 05:54:34,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:34,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 05:54:34,803 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 05:54:34,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:34,804 INFO L85 PathProgramCache]: Analyzing trace with hash 909049612, now seen corresponding path program 1 times [2024-08-14 05:54:34,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:34,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404451279] [2024-08-14 05:54:34,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:34,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:34,855 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 05:54:34,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:34,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404451279] [2024-08-14 05:54:34,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404451279] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:34,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:34,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 05:54:34,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413222438] [2024-08-14 05:54:34,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:34,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:34,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:34,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:34,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:34,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:34,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 05:54:34,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:34,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:34,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:34,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:34,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 05:54:34,977 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 05:54:34,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:34,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1545313276, now seen corresponding path program 2 times [2024-08-14 05:54:34,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:34,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789195833] [2024-08-14 05:54:34,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:34,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:35,097 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 05:54:35,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:35,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789195833] [2024-08-14 05:54:35,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789195833] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:35,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:35,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 05:54:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514081095] [2024-08-14 05:54:35,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:35,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:35,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:35,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:35,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:35,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 05:54:35,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 05:54:35,195 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 05:54:35,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:35,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1676942212, now seen corresponding path program 3 times [2024-08-14 05:54:35,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:35,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156369836] [2024-08-14 05:54:35,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:35,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:35,427 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 05:54:35,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156369836] [2024-08-14 05:54:35,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156369836] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:35,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:35,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 05:54:35,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661513416] [2024-08-14 05:54:35,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:35,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 05:54:35,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:35,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 05:54:35,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 05:54:35,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:35,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 6 states have internal predecessors, (28), 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 05:54:35,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:35,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 05:54:35,608 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 05:54:35,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:35,609 INFO L85 PathProgramCache]: Analyzing trace with hash -471032570, now seen corresponding path program 4 times [2024-08-14 05:54:35,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:35,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59852739] [2024-08-14 05:54:35,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:35,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:35,831 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 05:54:35,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:35,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59852739] [2024-08-14 05:54:35,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59852739] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:35,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:35,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 05:54:35,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270880159] [2024-08-14 05:54:35,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:35,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 05:54:35,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:35,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 05:54:35,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-14 05:54:35,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:35,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 05:54:35,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:35,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:35,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 05:54:35,909 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 05:54:35,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 05:54:35,910 INFO L85 PathProgramCache]: Analyzing trace with hash -721025142, now seen corresponding path program 1 times [2024-08-14 05:54:35,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 05:54:35,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617346409] [2024-08-14 05:54:35,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 05:54:35,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 05:54:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 05:54:35,955 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 05:54:35,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 05:54:35,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617346409] [2024-08-14 05:54:35,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617346409] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 05:54:35,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 05:54:35,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 05:54:35,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353905894] [2024-08-14 05:54:35,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 05:54:35,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 05:54:35,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 05:54:35,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 05:54:35,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 05:54:35,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:35,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 05:54:35,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 05:54:35,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:35,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 05:54:36,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 05:54:36,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 05:54:36,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 05:54:36,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 05:54:36,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-08-14 05:54:36,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-08-14 05:54:36,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 05:54:36,022 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2024-08-14 05:54:36,026 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 05:54:36,026 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 05:54:36,028 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-08-14 05:54:36,029 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-08-14 05:54:36,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 05:54:36 BasicIcfg [2024-08-14 05:54:36,030 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 05:54:36,031 INFO L158 Benchmark]: Toolchain (without parser) took 3751.20ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 110.4MB in the beginning and 113.8MB in the end (delta: -3.4MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,031 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 05:54:36,032 INFO L158 Benchmark]: CDTParser took 1.64ms. Allocated memory is still 167.8MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 05:54:36,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.14ms. Allocated memory is still 167.8MB. Free memory was 110.1MB in the beginning and 83.7MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.16ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 81.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,033 INFO L158 Benchmark]: Boogie Preprocessor took 39.20ms. Allocated memory is still 167.8MB. Free memory was 81.8MB in the beginning and 80.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,034 INFO L158 Benchmark]: RCFGBuilder took 587.05ms. Allocated memory is still 167.8MB. Free memory was 80.4MB in the beginning and 114.5MB in the end (delta: -34.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,034 INFO L158 Benchmark]: TraceAbstraction took 2483.18ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 113.7MB in the beginning and 113.8MB in the end (delta: -37.5kB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-08-14 05:54:36,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.64ms. Allocated memory is still 167.8MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.14ms. Allocated memory is still 167.8MB. Free memory was 110.1MB in the beginning and 83.7MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.16ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 81.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.20ms. Allocated memory is still 167.8MB. Free memory was 81.8MB in the beginning and 80.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.05ms. Allocated memory is still 167.8MB. Free memory was 80.4MB in the beginning and 114.5MB in the end (delta: -34.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2483.18ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 113.7MB in the beginning and 113.8MB in the end (delta: -37.5kB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 998, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 141, dependent conditional: 112, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 926, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 69, dependent conditional: 40, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 926, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 69, dependent conditional: 40, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 56, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 15, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 15, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 396, independent: 358, independent conditional: 1, independent unconditional: 357, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 396, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 27, independent conditional: 1, independent unconditional: 26, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 27, independent conditional: 1, independent unconditional: 26, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 292, independent: 143, independent conditional: 3, independent unconditional: 140, dependent: 149, dependent conditional: 44, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 984, independent: 499, independent conditional: 1, independent unconditional: 498, dependent: 89, dependent conditional: 6, dependent unconditional: 83, unknown: 396, unknown conditional: 10, unknown unconditional: 386] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 358, Positive conditional cache size: 1, Positive unconditional cache size: 357, Negative cache size: 38, Negative conditional cache size: 9, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 41, Maximal queried relation: 4, Independence queries for same thread: 72 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 149, Number of trivial persistent sets: 149, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 385, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 998, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 141, dependent conditional: 112, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 926, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 69, dependent conditional: 40, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 926, independent: 857, independent conditional: 501, independent unconditional: 356, dependent: 69, dependent conditional: 40, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 56, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 15, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 984, independent: 857, independent conditional: 2, independent unconditional: 855, dependent: 127, dependent conditional: 15, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 396, independent: 358, independent conditional: 1, independent unconditional: 357, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 396, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 27, independent conditional: 1, independent unconditional: 26, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 27, independent conditional: 1, independent unconditional: 26, dependent: 38, dependent conditional: 9, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 292, independent: 143, independent conditional: 3, independent unconditional: 140, dependent: 149, dependent conditional: 44, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 984, independent: 499, independent conditional: 1, independent unconditional: 498, dependent: 89, dependent conditional: 6, dependent unconditional: 83, unknown: 396, unknown conditional: 10, unknown unconditional: 386] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 358, Positive conditional cache size: 1, Positive unconditional cache size: 357, Negative cache size: 38, Negative conditional cache size: 9, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 41, Maximal queried relation: 4, Independence queries for same thread: 72 - PositiveResult [Line: 698]: 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, 48 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 1.0s, 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: 25, 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, 0.9s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 469 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 05:54:36,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-14 05:54:36,268 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