./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe015_rmo.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe015_rmo.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:30:15,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:30:15,349 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:30:15,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:30:15,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:30:15,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:30:15,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:30:15,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:30:15,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:30:15,391 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:30:15,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:30:15,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:30:15,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:30:15,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:30:15,394 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:30:15,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:30:15,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:30:15,395 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:30:15,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:30:15,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:30:15,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:30:15,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:30:15,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:30:15,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:30:15,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:30:15,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:30:15,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:30:15,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:30:15,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:30:15,399 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:30:15,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:30:15,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:30:15,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:30:15,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:30:15,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:30:15,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:30:15,402 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:30:15,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:30:15,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:30:15,402 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:30:15,403 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:30:15,403 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:30:15,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:30:15,403 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:30:15,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:30:15,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:30:15,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:30:15,699 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:30:15,699 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:30:15,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2024-02-07 19:30:16,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:30:17,156 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:30:17,157 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2024-02-07 19:30:17,181 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88b589f65/e86533ab66a74d56949a01b6faadb4a2/FLAG05d2912b3 [2024-02-07 19:30:17,198 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88b589f65/e86533ab66a74d56949a01b6faadb4a2 [2024-02-07 19:30:17,200 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:30:17,201 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:30:17,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe015_rmo.yml/witness.yml [2024-02-07 19:30:17,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:30:17,329 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:30:17,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:30:17,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:30:17,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:30:17,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:30:17" (1/2) ... [2024-02-07 19:30:17,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d1da2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:30:17, skipping insertion in model container [2024-02-07 19:30:17,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:30:17" (1/2) ... [2024-02-07 19:30:17,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@112cbe1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:30:17, skipping insertion in model container [2024-02-07 19:30:17,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:30:17" (2/2) ... [2024-02-07 19:30:17,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d1da2b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:17, skipping insertion in model container [2024-02-07 19:30:17,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:30:17" (2/2) ... [2024-02-07 19:30:17,341 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:30:17,485 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:30:17,486 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] x$flush_delayed == (_Bool)0 [2024-02-07 19:30:17,486 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:30:17,486 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] y == 1 [2024-02-07 19:30:17,486 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] y == 2 [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] 0 <= __unbuffered_cnt [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,487 INFO L76 edCorrectnessWitness]: Location invariant before [L871-L871] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:30:17,488 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:30:17,488 INFO L76 edCorrectnessWitness]: Location invariant before [L867-L867] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,488 INFO L76 edCorrectnessWitness]: Location invariant before [L873-L873] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,488 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] 1 <= __unbuffered_cnt [2024-02-07 19:30:17,488 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] 1 <= __unbuffered_cnt [2024-02-07 19:30:17,489 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] 0 <= __unbuffered_cnt [2024-02-07 19:30:17,489 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] 0 <= __unbuffered_cnt [2024-02-07 19:30:17,489 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:30:17,489 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] x == 1 [2024-02-07 19:30:17,489 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] ((((0LL - (long long )weak$$choice2) + (long long )x$w_buff0_used >= 0LL) && ((long long )weak$$choice2 + (long long )x$w_buff0_used >= 0LL)) && ((0LL - (long long )weak$$choice2) - (long long )x$w_buff0_used >= 0LL)) && ((long long )weak$$choice2 - (long long )x$w_buff0_used >= 0LL) [2024-02-07 19:30:17,490 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,490 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] ((((((((0 <= x) && (0 <= *__unbuffered_p2_EAX$read_delayed_var)) && (x <= 2)) && (x <= 127)) && (*__unbuffered_p2_EAX$read_delayed_var <= 2)) && (*__unbuffered_p2_EAX$read_delayed_var <= 127)) && (__unbuffered_p2_EAX$read_delayed_var == & x)) && ((x == 0 || x == 1) || x == 2)) && ((*__unbuffered_p2_EAX$read_delayed_var == 0 || *__unbuffered_p2_EAX$read_delayed_var == 1) || *__unbuffered_p2_EAX$read_delayed_var == 2) [2024-02-07 19:30:17,490 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$r_buff1_thd1 == (_Bool)0)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] x == 2 [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] (((((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 2)) && (__unbuffered_p2_EAX <= 127)) && (x == 2)) && ((y == 2 && (__unbuffered_p0_EAX == 0 || (((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 2) && __unbuffered_p0_EAX <= 127) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) || (((((((0 <= __unbuffered_p0_EAX && 0 <= y) && __unbuffered_p0_EAX <= 2) && __unbuffered_p0_EAX <= 127) && y <= 2) && y <= 127) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)) && ((y == 0 || y == 1) || y == 2)))) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2) [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] 0 <= __unbuffered_cnt [2024-02-07 19:30:17,491 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:30:17,492 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:30:17,492 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:30:17,492 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:30:17,492 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:30:17,492 INFO L76 edCorrectnessWitness]: Location invariant before [L872-L872] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:30:17,493 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,493 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:30:17,494 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] x$flush_delayed == (_Bool)0 [2024-02-07 19:30:17,494 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:30:17,495 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:30:17,495 INFO L76 edCorrectnessWitness]: Location invariant before [L865-L865] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,495 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] x$flush_delayed == (_Bool)0 [2024-02-07 19:30:17,495 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] __unbuffered_p2_EAX$read_delayed == (_Bool)1 [2024-02-07 19:30:17,496 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 19:30:17,496 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,496 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] 1 <= __unbuffered_cnt [2024-02-07 19:30:17,496 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] x$w_buff1_used == (_Bool)0 [2024-02-07 19:30:17,544 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:30:17,742 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_rmo.i[988,1001] [2024-02-07 19:30:17,988 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:30:17,999 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:30:18,039 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_rmo.i[988,1001] 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 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 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 [2024-02-07 19:30:18,182 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:30:18,233 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:30:18,234 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18 WrapperNode [2024-02-07 19:30:18,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:30:18,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:30:18,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:30:18,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:30:18,244 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 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,263 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 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,298 INFO L138 Inliner]: procedures = 176, calls = 141, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 223 [2024-02-07 19:30:18,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:30:18,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:30:18,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:30:18,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:30:18,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,320 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,356 INFO L175 MemorySlicer]: Split 90 memory accesses to 5 slices as follows [2, 1, 1, 1, 85]. 94 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 0, 1]. The 14 writes are split as follows [0, 1, 1, 1, 11]. [2024-02-07 19:30:18,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:30:18,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:30:18,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:30:18,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:30:18,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (1/1) ... [2024-02-07 19:30:18,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:30:18,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:30:18,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 19:30:18,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 19:30:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:30:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:30:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:30:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:30:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:30:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:30:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:30:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:30:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:30:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:30:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:30:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:30:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:30:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:30:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:30:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:30:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:30:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:30:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:30:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:30:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:30:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:30:18,554 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 19:30:18,748 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:30:18,750 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:30:19,391 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:30:19,392 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:30:20,122 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:30:20,122 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:30:20,123 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:30:20 BoogieIcfgContainer [2024-02-07 19:30:20,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:30:20,126 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:30:20,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:30:20,129 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:30:20,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:30:17" (1/4) ... [2024-02-07 19:30:20,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3982ec63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:30:20, skipping insertion in model container [2024-02-07 19:30:20,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:30:17" (2/4) ... [2024-02-07 19:30:20,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3982ec63 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:30:20, skipping insertion in model container [2024-02-07 19:30:20,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:30:18" (3/4) ... [2024-02-07 19:30:20,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3982ec63 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:30:20, skipping insertion in model container [2024-02-07 19:30:20,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:30:20" (4/4) ... [2024-02-07 19:30:20,134 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_rmo.i [2024-02-07 19:30:20,153 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:30:20,153 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 47 error locations. [2024-02-07 19:30:20,153 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:30:20,335 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:30:20,365 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 89 transitions, 190 flow [2024-02-07 19:30:20,411 INFO L124 PetriNetUnfolderBase]: 1/86 cut-off events. [2024-02-07 19:30:20,411 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:30:20,416 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 86 events. 1/86 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 379 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2024-02-07 19:30:20,416 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 89 transitions, 190 flow [2024-02-07 19:30:20,420 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 86 transitions, 181 flow [2024-02-07 19:30:20,429 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:30:20,435 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@501d53c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:30:20,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 80 error locations. [2024-02-07 19:30:20,438 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:30:20,438 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:30:20,438 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:30:20,439 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:20,439 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:30:20,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 77 more)] === [2024-02-07 19:30:20,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:20,445 INFO L85 PathProgramCache]: Analyzing trace with hash 41146, now seen corresponding path program 1 times [2024-02-07 19:30:20,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:20,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187789778] [2024-02-07 19:30:20,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:20,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:30:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:30:20,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:30:20,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187789778] [2024-02-07 19:30:20,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187789778] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:30:20,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:30:20,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:30:20,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185832629] [2024-02-07 19:30:20,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:30:20,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:30:20,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:30:20,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:30:20,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:30:20,924 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 89 [2024-02-07 19:30:20,926 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 86 transitions, 181 flow. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2024-02-07 19:30:20,926 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:30:20,927 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 89 [2024-02-07 19:30:20,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:30:32,246 INFO L124 PetriNetUnfolderBase]: 52812/80711 cut-off events. [2024-02-07 19:30:32,246 INFO L125 PetriNetUnfolderBase]: For 79/79 co-relation queries the response was YES. [2024-02-07 19:30:32,412 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153849 conditions, 80711 events. 52812/80711 cut-off events. For 79/79 co-relation queries the response was YES. Maximal size of possible extension queue 4474. Compared 704086 event pairs, 13265 based on Foata normal form. 1260/41730 useless extension candidates. Maximal degree in co-relation 153836. Up to 71350 conditions per place. [2024-02-07 19:30:33,004 INFO L140 encePairwiseOnDemand]: 54/89 looper letters, 74 selfloop transitions, 14 changer transitions 0/102 dead transitions. [2024-02-07 19:30:33,005 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 102 transitions, 395 flow [2024-02-07 19:30:33,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:30:33,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:30:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 174 transitions. [2024-02-07 19:30:33,019 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.651685393258427 [2024-02-07 19:30:33,021 INFO L175 Difference]: Start difference. First operand has 95 places, 86 transitions, 181 flow. Second operand 3 states and 174 transitions. [2024-02-07 19:30:33,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 102 transitions, 395 flow [2024-02-07 19:30:33,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 102 transitions, 390 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:30:33,039 INFO L231 Difference]: Finished difference. Result has 76 places, 79 transitions, 234 flow [2024-02-07 19:30:33,041 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=76, PETRI_TRANSITIONS=79} [2024-02-07 19:30:33,044 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -19 predicate places. [2024-02-07 19:30:33,044 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 79 transitions, 234 flow [2024-02-07 19:30:33,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2024-02-07 19:30:33,045 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:33,045 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-02-07 19:30:33,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:30:33,045 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 77 more)] === [2024-02-07 19:30:33,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:33,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1832297336, now seen corresponding path program 1 times [2024-02-07 19:30:33,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:33,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925955764] [2024-02-07 19:30:33,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:33,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:33,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:30:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:33,130 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:30:33,130 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:30:33,132 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 80 remaining) [2024-02-07 19:30:33,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 80 remaining) [2024-02-07 19:30:33,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 80 remaining) [2024-02-07 19:30:33,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 80 remaining) [2024-02-07 19:30:33,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 80 remaining) [2024-02-07 19:30:33,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 80 remaining) [2024-02-07 19:30:33,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 80 remaining) [2024-02-07 19:30:33,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 80 remaining) [2024-02-07 19:30:33,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 80 remaining) [2024-02-07 19:30:33,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 80 remaining) [2024-02-07 19:30:33,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 80 remaining) [2024-02-07 19:30:33,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 80 remaining) [2024-02-07 19:30:33,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 80 remaining) [2024-02-07 19:30:33,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 80 remaining) [2024-02-07 19:30:33,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 80 remaining) [2024-02-07 19:30:33,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 80 remaining) [2024-02-07 19:30:33,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 80 remaining) [2024-02-07 19:30:33,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 80 remaining) [2024-02-07 19:30:33,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 80 remaining) [2024-02-07 19:30:33,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 80 remaining) [2024-02-07 19:30:33,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 80 remaining) [2024-02-07 19:30:33,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 80 remaining) [2024-02-07 19:30:33,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 80 remaining) [2024-02-07 19:30:33,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 80 remaining) [2024-02-07 19:30:33,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 80 remaining) [2024-02-07 19:30:33,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 80 remaining) [2024-02-07 19:30:33,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 80 remaining) [2024-02-07 19:30:33,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 80 remaining) [2024-02-07 19:30:33,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 80 remaining) [2024-02-07 19:30:33,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 80 remaining) [2024-02-07 19:30:33,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 80 remaining) [2024-02-07 19:30:33,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 80 remaining) [2024-02-07 19:30:33,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 80 remaining) [2024-02-07 19:30:33,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 80 remaining) [2024-02-07 19:30:33,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 80 remaining) [2024-02-07 19:30:33,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 80 remaining) [2024-02-07 19:30:33,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 80 remaining) [2024-02-07 19:30:33,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 80 remaining) [2024-02-07 19:30:33,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 80 remaining) [2024-02-07 19:30:33,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 80 remaining) [2024-02-07 19:30:33,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 80 remaining) [2024-02-07 19:30:33,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 80 remaining) [2024-02-07 19:30:33,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (32 of 80 remaining) [2024-02-07 19:30:33,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 80 remaining) [2024-02-07 19:30:33,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 80 remaining) [2024-02-07 19:30:33,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 80 remaining) [2024-02-07 19:30:33,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 80 remaining) [2024-02-07 19:30:33,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 80 remaining) [2024-02-07 19:30:33,153 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 80 remaining) [2024-02-07 19:30:33,154 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 80 remaining) [2024-02-07 19:30:33,154 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 80 remaining) [2024-02-07 19:30:33,154 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 80 remaining) [2024-02-07 19:30:33,154 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 80 remaining) [2024-02-07 19:30:33,154 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 80 remaining) [2024-02-07 19:30:33,155 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 80 remaining) [2024-02-07 19:30:33,156 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 80 remaining) [2024-02-07 19:30:33,156 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 80 remaining) [2024-02-07 19:30:33,156 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 80 remaining) [2024-02-07 19:30:33,156 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 80 remaining) [2024-02-07 19:30:33,156 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 80 remaining) [2024-02-07 19:30:33,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 80 remaining) [2024-02-07 19:30:33,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 80 remaining) [2024-02-07 19:30:33,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 80 remaining) [2024-02-07 19:30:33,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 80 remaining) [2024-02-07 19:30:33,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 80 remaining) [2024-02-07 19:30:33,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:30:33,158 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 19:30:33,165 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:30:33,166 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:30:33,218 INFO L503 ceAbstractionStarter]: Automizer considered 46 witness invariants [2024-02-07 19:30:33,218 INFO L504 ceAbstractionStarter]: WitnessConsidered=46 [2024-02-07 19:30:33,220 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:30:33 BasicIcfg [2024-02-07 19:30:33,220 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:30:33,220 INFO L158 Benchmark]: Toolchain (without parser) took 15891.44ms. Allocated memory was 165.7MB in the beginning and 5.9GB in the end (delta: 5.8GB). Free memory was 121.5MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 423.5MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,221 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:33,221 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:33,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.15ms. Allocated memory is still 165.7MB. Free memory was 121.5MB in the beginning and 71.2MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.70ms. Allocated memory is still 165.7MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,225 INFO L158 Benchmark]: Boogie Preprocessor took 85.33ms. Allocated memory is still 165.7MB. Free memory was 68.0MB in the beginning and 62.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,225 INFO L158 Benchmark]: RCFGBuilder took 1731.80ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 62.7MB in the beginning and 97.5MB in the end (delta: -34.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,225 INFO L158 Benchmark]: TraceAbstraction took 13093.91ms. Allocated memory was 213.9MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 96.5MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 351.3MB. Max. memory is 16.1GB. [2024-02-07 19:30:33,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.15ms. Allocated memory is still 165.7MB. Free memory was 121.5MB in the beginning and 71.2MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.70ms. Allocated memory is still 165.7MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.33ms. Allocated memory is still 165.7MB. Free memory was 68.0MB in the beginning and 62.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1731.80ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 62.7MB in the beginning and 97.5MB in the end (delta: -34.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13093.91ms. Allocated memory was 213.9MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 96.5MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 351.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 766]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L715] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L716] 0 int __unbuffered_p2_EAX$mem_tmp; [L717] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L725] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L726] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L727] 0 int __unbuffered_p2_EAX$w_buff0; [L728] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L729] 0 int __unbuffered_p2_EAX$w_buff1; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L731] 0 _Bool main$tmp_guard0; [L732] 0 _Bool main$tmp_guard1; [L734] 0 int x = 0; [L734] 0 int x = 0; [L735] 0 _Bool x$flush_delayed; [L736] 0 int x$mem_tmp; [L737] 0 _Bool x$r_buff0_thd0; [L738] 0 _Bool x$r_buff0_thd1; [L739] 0 _Bool x$r_buff0_thd2; [L740] 0 _Bool x$r_buff0_thd3; [L741] 0 _Bool x$r_buff1_thd0; [L742] 0 _Bool x$r_buff1_thd1; [L743] 0 _Bool x$r_buff1_thd2; [L744] 0 _Bool x$r_buff1_thd3; [L745] 0 _Bool x$read_delayed; [L746] 0 int *x$read_delayed_var; [L747] 0 int x$w_buff0; [L748] 0 _Bool x$w_buff0_used; [L749] 0 int x$w_buff1; [L750] 0 _Bool x$w_buff1_used; [L752] 0 int y = 0; [L753] 0 _Bool weak$$choice0; [L754] 0 _Bool weak$$choice1; [L755] 0 _Bool weak$$choice2; [L852] 0 pthread_t t2133; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2133={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L853] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L853] FCALL, FORK 0 pthread_create(&t2133, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2133={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L759] 1 y = 2 [L760] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=2] [L764] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L765] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L765] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L766] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=2] - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 783]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 865]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 867]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 871]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 873]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 146 locations, 80 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 12.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 102 IncrementalHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 1 mSDtfsCounter, 102 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=1, InterpolantAutomatonStates: 3, 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, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 19:30:33,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE