./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.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/mix028_tso.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/mix028_tso.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix028_tso.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 19:26:35,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:26:35,918 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:26:35,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:26:35,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:26:35,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:26:35,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:26:35,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:26:35,953 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:26:35,956 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:26:35,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:26:35,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:26:35,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:26:35,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:26:35,959 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:26:35,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:26:35,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:26:35,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:26:35,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:26:35,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:26:35,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:26:35,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:26:35,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:26:35,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:26:35,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:26:35,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:26:35,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:26:35,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:26:35,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:26:35,963 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:26:35,964 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:26:35,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:26:35,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:26:35,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:26:35,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:26:35,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:26:35,965 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:26:35,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:26:35,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:26:35,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:26:35,966 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:26:35,966 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:26:35,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:26:35,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:26:36,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:26:36,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:26:36,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:26:36,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:26:36,242 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:26:36,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2024-02-07 19:26:37,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:26:37,630 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:26:37,631 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2024-02-07 19:26:37,650 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f4908984/ee2f982da7054cb99b905382a7fb7d55/FLAGf1c09eddc [2024-02-07 19:26:37,666 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f4908984/ee2f982da7054cb99b905382a7fb7d55 [2024-02-07 19:26:37,668 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:26:37,669 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:26:37,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix028_tso.yml/witness.yml [2024-02-07 19:26:37,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:26:37,805 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:26:37,807 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:26:37,807 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:26:37,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:26:37,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:26:37" (1/2) ... [2024-02-07 19:26:37,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92eaf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:26:37, skipping insertion in model container [2024-02-07 19:26:37,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:26:37" (1/2) ... [2024-02-07 19:26:37,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6042e62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:26:37, skipping insertion in model container [2024-02-07 19:26:37,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:26:37" (2/2) ... [2024-02-07 19:26:37,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92eaf4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:26:37, skipping insertion in model container [2024-02-07 19:26:37,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:26:37" (2/2) ... [2024-02-07 19:26:37,815 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:26:38,013 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:26:38,014 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,014 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:26:38,015 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] y == 1 [2024-02-07 19:26:38,015 INFO L76 edCorrectnessWitness]: Location invariant before [L864-L864] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:26:38,015 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 1 <= __unbuffered_cnt [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] y$r_buff0_thd3 == (_Bool)1 [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] (y$w_buff0 == 2) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] ((y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || ((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1)) || y$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (y$r_buff1_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:26:38,016 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (y$w_buff0_used == (_Bool)1) && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] 0 <= __unbuffered_cnt [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] y$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] x == 2 [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:26:38,017 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:26:38,018 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] 0 <= __unbuffered_cnt [2024-02-07 19:26:38,018 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] y$flush_delayed == (_Bool)0 [2024-02-07 19:26:38,018 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] (y$r_buff1_thd0 == (_Bool)0 && y$w_buff1_used == (_Bool)1) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,018 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:26:38,018 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] 1 <= __unbuffered_cnt [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1) && (((y$w_buff1_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1))) [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] 0 <= __unbuffered_cnt [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] (y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1) [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] (y$r_buff0_thd2 == (_Bool)0) && (y$r_buff1_thd1 == (_Bool)0) [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] y$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] 1 <= __unbuffered_cnt [2024-02-07 19:26:38,019 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1) && (((y$w_buff1_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1))) [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1 [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] (y$w_buff1_used == (_Bool)1 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1)) [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1 [2024-02-07 19:26:38,020 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] y$flush_delayed == (_Bool)0 [2024-02-07 19:26:38,021 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,021 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] ((((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (x == 2)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && ((y == 2 && (__unbuffered_p2_EAX == 2 || (((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)))) || (((((((0 <= __unbuffered_p2_EAX && 0 <= y) && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && y <= 2) && y <= 127) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((y == 0 || y == 1) || y == 2))) [2024-02-07 19:26:38,022 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,022 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (y$w_buff0_used == (_Bool)1) && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) [2024-02-07 19:26:38,022 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] (y$r_buff0_thd2 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,022 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,022 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] (y$r_buff0_thd1 == (_Bool)0) && (y$r_buff1_thd0 == (_Bool)0) [2024-02-07 19:26:38,023 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] x == 1 [2024-02-07 19:26:38,023 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] ((((0 <= y$w_buff0) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff0 % 2 == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2) [2024-02-07 19:26:38,023 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:26:38,023 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] (y$r_buff1_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] (y$r_buff0_thd2 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (y$r_buff1_thd2 == (_Bool)0 && y$w_buff1_used == (_Bool)1) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,024 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] (y$r_buff0_thd0 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,025 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:26:38,025 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:26:38,025 INFO L76 edCorrectnessWitness]: Location invariant before [L858-L858] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,026 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] z == 1 [2024-02-07 19:26:38,026 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,026 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] (y$r_buff1_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,026 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] ((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] ((((0 <= y$w_buff1) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$w_buff1 % 2 == 0)) && (y$w_buff1 == 0 || y$w_buff1 == 2) [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1 [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] (((y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1) && ((((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1)) || ((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1)) [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] 0 <= __unbuffered_cnt [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:26:38,027 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] (y$r_buff0_thd0 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,028 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] (((y$w_buff0_used == (_Bool)1 && ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) || ((y$r_buff0_thd3 == (_Bool)0 && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1))) || (((y$r_buff0_thd3 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && (y$r_buff1_thd3 == (_Bool)0 || y$r_buff1_thd3 == (_Bool)1)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || ((y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,028 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] (y$r_buff1_thd2 == (_Bool)0) && (y$r_buff0_thd3 == (_Bool)0 || y$r_buff0_thd3 == (_Bool)1) [2024-02-07 19:26:38,028 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (y$r_buff1_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:26:38,028 INFO L76 edCorrectnessWitness]: Location invariant before [L862-L862] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:26:38,029 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:26:38,069 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:26:38,220 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/mix028_tso.i[944,957] [2024-02-07 19:26:38,338 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:26:38,346 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:26:38,381 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/mix028_tso.i[944,957] 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 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 19:26:38,640 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:26:38,709 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:26:38,722 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:26:38 WrapperNode [2024-02-07 19:26:38,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:26:38,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:26:38,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:26:38,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:26:38,730 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,779 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,834 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 223 [2024-02-07 19:26:38,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:26:38,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:26:38,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:26:38,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:26:38,864 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,864 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,868 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,926 INFO L175 MemorySlicer]: Split 5 memory accesses to 4 slices as follows [2, 1, 1, 1]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 19:26:38,926 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,926 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,962 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,964 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,966 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,967 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:26:38,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:26:38,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:26:38,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:26:38,972 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 07:26:38" (1/1) ... [2024-02-07 19:26:38,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:26:38,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:26:38,995 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 19:26:39,013 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 19:26:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:26:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:26:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:26:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:26:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:26:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:26:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:26:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:26:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:26:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:26:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:26:39,050 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 19:26:39,191 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:26:39,193 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:26:39,660 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:26:39,660 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:26:40,108 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:26:40,108 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:26:40,109 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:26:40 BoogieIcfgContainer [2024-02-07 19:26:40,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:26:40,111 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:26:40,111 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:26:40,113 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:26:40,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:26:37" (1/4) ... [2024-02-07 19:26:40,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2e35a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:26:40, skipping insertion in model container [2024-02-07 19:26:40,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:26:37" (2/4) ... [2024-02-07 19:26:40,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2e35a6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:26:40, skipping insertion in model container [2024-02-07 19:26:40,115 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 07:26:38" (3/4) ... [2024-02-07 19:26:40,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2e35a6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:26:40, skipping insertion in model container [2024-02-07 19:26:40,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:26:40" (4/4) ... [2024-02-07 19:26:40,117 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_tso.i [2024-02-07 19:26:40,131 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:26:40,132 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2024-02-07 19:26:40,132 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:26:40,220 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:26:40,252 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 123 places, 114 transitions, 240 flow [2024-02-07 19:26:40,312 INFO L124 PetriNetUnfolderBase]: 1/111 cut-off events. [2024-02-07 19:26:40,317 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:26:40,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 111 events. 1/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 614 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 113. Up to 2 conditions per place. [2024-02-07 19:26:40,350 INFO L82 GeneralOperation]: Start removeDead. Operand has 123 places, 114 transitions, 240 flow [2024-02-07 19:26:40,355 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 120 places, 111 transitions, 231 flow [2024-02-07 19:26:40,362 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:26:40,367 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;@69c251fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:26:40,367 INFO L358 AbstractCegarLoop]: Starting to check reachability of 128 error locations. [2024-02-07 19:26:40,370 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:26:40,370 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2024-02-07 19:26:40,370 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:26:40,370 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:26:40,371 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 19:26:40,371 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 125 more)] === [2024-02-07 19:26:40,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:26:40,375 INFO L85 PathProgramCache]: Analyzing trace with hash 25331932, now seen corresponding path program 1 times [2024-02-07 19:26:40,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:26:40,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451553511] [2024-02-07 19:26:40,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:26:40,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:26:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:26:40,577 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 19:26:40,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:26:40,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451553511] [2024-02-07 19:26:40,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451553511] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:26:40,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:26:40,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:26:40,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986088126] [2024-02-07 19:26:40,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:26:40,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-02-07 19:26:40,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:26:40,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-02-07 19:26:40,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-02-07 19:26:40,610 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 114 [2024-02-07 19:26:40,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 111 transitions, 231 flow. Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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 19:26:40,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:26:40,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 114 [2024-02-07 19:26:40,613 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:26:42,724 INFO L124 PetriNetUnfolderBase]: 13599/21159 cut-off events. [2024-02-07 19:26:42,724 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-02-07 19:26:42,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40430 conditions, 21159 events. 13599/21159 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 165124 event pairs, 13599 based on Foata normal form. 300/11481 useless extension candidates. Maximal degree in co-relation 40419. Up to 19133 conditions per place. [2024-02-07 19:26:42,844 INFO L140 encePairwiseOnDemand]: 83/114 looper letters, 41 selfloop transitions, 0 changer transitions 0/52 dead transitions. [2024-02-07 19:26:42,845 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 52 transitions, 195 flow [2024-02-07 19:26:42,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-02-07 19:26:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-02-07 19:26:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 100 transitions. [2024-02-07 19:26:42,854 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43859649122807015 [2024-02-07 19:26:42,855 INFO L175 Difference]: Start difference. First operand has 120 places, 111 transitions, 231 flow. Second operand 2 states and 100 transitions. [2024-02-07 19:26:42,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 52 transitions, 195 flow [2024-02-07 19:26:42,859 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 52 transitions, 192 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:26:42,876 INFO L231 Difference]: Finished difference. Result has 60 places, 52 transitions, 110 flow [2024-02-07 19:26:42,878 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=110, PETRI_PLACES=60, PETRI_TRANSITIONS=52} [2024-02-07 19:26:42,881 INFO L281 CegarLoopForPetriNet]: 120 programPoint places, -60 predicate places. [2024-02-07 19:26:42,881 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 52 transitions, 110 flow [2024-02-07 19:26:42,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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 19:26:42,881 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:26:42,881 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-02-07 19:26:42,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:26:42,882 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 125 more)] === [2024-02-07 19:26:42,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:26:42,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1249760178, now seen corresponding path program 1 times [2024-02-07 19:26:42,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:26:42,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753200503] [2024-02-07 19:26:42,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:26:42,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:26:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:26:42,949 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 19:26:42,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:26:42,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753200503] [2024-02-07 19:26:42,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753200503] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:26:42,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:26:42,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:26:42,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158062717] [2024-02-07 19:26:42,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:26:42,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:26:42,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:26:42,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:26:42,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:26:42,952 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 114 [2024-02-07 19:26:42,952 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 52 transitions, 110 flow. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 19:26:42,952 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:26:42,953 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 114 [2024-02-07 19:26:42,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:26:44,506 INFO L124 PetriNetUnfolderBase]: 10542/15704 cut-off events. [2024-02-07 19:26:44,506 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:26:44,534 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30773 conditions, 15704 events. 10542/15704 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1168. Compared 114049 event pairs, 4570 based on Foata normal form. 0/8837 useless extension candidates. Maximal degree in co-relation 30770. Up to 9011 conditions per place. [2024-02-07 19:26:44,597 INFO L140 encePairwiseOnDemand]: 108/114 looper letters, 72 selfloop transitions, 3 changer transitions 0/86 dead transitions. [2024-02-07 19:26:44,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 86 transitions, 332 flow [2024-02-07 19:26:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:26:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:26:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 120 transitions. [2024-02-07 19:26:44,600 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3508771929824561 [2024-02-07 19:26:44,601 INFO L175 Difference]: Start difference. First operand has 60 places, 52 transitions, 110 flow. Second operand 3 states and 120 transitions. [2024-02-07 19:26:44,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 86 transitions, 332 flow [2024-02-07 19:26:44,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 86 transitions, 332 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-02-07 19:26:44,603 INFO L231 Difference]: Finished difference. Result has 63 places, 54 transitions, 133 flow [2024-02-07 19:26:44,604 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=133, PETRI_PLACES=63, PETRI_TRANSITIONS=54} [2024-02-07 19:26:44,604 INFO L281 CegarLoopForPetriNet]: 120 programPoint places, -57 predicate places. [2024-02-07 19:26:44,605 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 54 transitions, 133 flow [2024-02-07 19:26:44,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 19:26:44,605 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:26:44,605 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-02-07 19:26:44,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:26:44,605 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 125 more)] === [2024-02-07 19:26:44,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:26:44,608 INFO L85 PathProgramCache]: Analyzing trace with hash -708279360, now seen corresponding path program 1 times [2024-02-07 19:26:44,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:26:44,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481951230] [2024-02-07 19:26:44,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:26:44,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:26:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:26:44,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:26:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:26:44,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:26:44,701 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:26:44,702 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 128 remaining) [2024-02-07 19:26:44,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 128 remaining) [2024-02-07 19:26:44,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 128 remaining) [2024-02-07 19:26:44,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 128 remaining) [2024-02-07 19:26:44,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 128 remaining) [2024-02-07 19:26:44,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 128 remaining) [2024-02-07 19:26:44,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 128 remaining) [2024-02-07 19:26:44,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 128 remaining) [2024-02-07 19:26:44,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 128 remaining) [2024-02-07 19:26:44,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 128 remaining) [2024-02-07 19:26:44,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 128 remaining) [2024-02-07 19:26:44,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 128 remaining) [2024-02-07 19:26:44,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 128 remaining) [2024-02-07 19:26:44,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 128 remaining) [2024-02-07 19:26:44,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 128 remaining) [2024-02-07 19:26:44,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONERROR_FUNCTION (106 of 128 remaining) [2024-02-07 19:26:44,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 128 remaining) [2024-02-07 19:26:44,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 128 remaining) [2024-02-07 19:26:44,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 128 remaining) [2024-02-07 19:26:44,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 128 remaining) [2024-02-07 19:26:44,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 128 remaining) [2024-02-07 19:26:44,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 128 remaining) [2024-02-07 19:26:44,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 128 remaining) [2024-02-07 19:26:44,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 128 remaining) [2024-02-07 19:26:44,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 128 remaining) [2024-02-07 19:26:44,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 128 remaining) [2024-02-07 19:26:44,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 128 remaining) [2024-02-07 19:26:44,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 128 remaining) [2024-02-07 19:26:44,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 128 remaining) [2024-02-07 19:26:44,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 128 remaining) [2024-02-07 19:26:44,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 128 remaining) [2024-02-07 19:26:44,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 128 remaining) [2024-02-07 19:26:44,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 128 remaining) [2024-02-07 19:26:44,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 128 remaining) [2024-02-07 19:26:44,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 128 remaining) [2024-02-07 19:26:44,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 128 remaining) [2024-02-07 19:26:44,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 128 remaining) [2024-02-07 19:26:44,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 128 remaining) [2024-02-07 19:26:44,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 128 remaining) [2024-02-07 19:26:44,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 128 remaining) [2024-02-07 19:26:44,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (52 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 128 remaining) [2024-02-07 19:26:44,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 128 remaining) [2024-02-07 19:26:44,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 128 remaining) [2024-02-07 19:26:44,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 128 remaining) [2024-02-07 19:26:44,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 128 remaining) [2024-02-07 19:26:44,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 128 remaining) [2024-02-07 19:26:44,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 128 remaining) [2024-02-07 19:26:44,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONERROR_FUNCTION (29 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 128 remaining) [2024-02-07 19:26:44,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 128 remaining) [2024-02-07 19:26:44,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 128 remaining) [2024-02-07 19:26:44,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 128 remaining) [2024-02-07 19:26:44,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 128 remaining) [2024-02-07 19:26:44,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 128 remaining) [2024-02-07 19:26:44,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 128 remaining) [2024-02-07 19:26:44,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 128 remaining) [2024-02-07 19:26:44,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:26:44,741 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:26:44,748 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:26:44,748 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:26:44,785 INFO L503 ceAbstractionStarter]: Automizer considered 73 witness invariants [2024-02-07 19:26:44,785 INFO L504 ceAbstractionStarter]: WitnessConsidered=73 [2024-02-07 19:26:44,786 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:26:44 BasicIcfg [2024-02-07 19:26:44,787 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:26:44,787 INFO L158 Benchmark]: Toolchain (without parser) took 6981.87ms. Allocated memory was 163.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 82.9MB in the beginning and 845.2MB in the end (delta: -762.3MB). Peak memory consumption was 452.5MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,787 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 163.6MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:26:44,787 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:26:44,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.32ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 82.7MB in the beginning and 150.1MB in the end (delta: -67.4MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.43ms. Allocated memory is still 234.9MB. Free memory was 149.1MB in the beginning and 144.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,788 INFO L158 Benchmark]: Boogie Preprocessor took 133.72ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 140.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,788 INFO L158 Benchmark]: RCFGBuilder took 1137.28ms. Allocated memory is still 234.9MB. Free memory was 140.7MB in the beginning and 122.5MB in the end (delta: 18.1MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,789 INFO L158 Benchmark]: TraceAbstraction took 4675.86ms. Allocated memory was 234.9MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 122.5MB in the beginning and 845.2MB in the end (delta: -722.6MB). Peak memory consumption was 420.3MB. Max. memory is 16.1GB. [2024-02-07 19:26:44,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 163.6MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.32ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 82.7MB in the beginning and 150.1MB in the end (delta: -67.4MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.43ms. Allocated memory is still 234.9MB. Free memory was 149.1MB in the beginning and 144.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.72ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 140.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1137.28ms. Allocated memory is still 234.9MB. Free memory was 140.7MB in the beginning and 122.5MB in the end (delta: 18.1MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4675.86ms. Allocated memory was 234.9MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 122.5MB in the beginning and 845.2MB in the end (delta: -722.6MB). Peak memory consumption was 420.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 764]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p2_EAX = 0; [L713] 0 int __unbuffered_p2_EBX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L719] 0 int y = 0; [L720] 0 _Bool y$flush_delayed; [L721] 0 int y$mem_tmp; [L722] 0 _Bool y$r_buff0_thd0; [L723] 0 _Bool y$r_buff0_thd1; [L724] 0 _Bool y$r_buff0_thd2; [L725] 0 _Bool y$r_buff0_thd3; [L726] 0 _Bool y$r_buff1_thd0; [L727] 0 _Bool y$r_buff1_thd1; [L728] 0 _Bool y$r_buff1_thd2; [L729] 0 _Bool y$r_buff1_thd3; [L730] 0 _Bool y$read_delayed; [L731] 0 int *y$read_delayed_var; [L732] 0 int y$w_buff0; [L733] 0 _Bool y$w_buff0_used; [L734] 0 int y$w_buff1; [L735] 0 _Bool y$w_buff1_used; [L737] 0 int z = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L831] 0 pthread_t t763; [L832] FCALL, FORK 0 pthread_create(&t763, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t763={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L833] 0 pthread_t t764; [L834] FCALL, FORK 0 pthread_create(&t764, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t763={5:0}, t764={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L758] 2 x = 2 [L759] 2 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]] VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L761] 2 y = 1 [L762] 2 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=0] [L764] 2 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=0] - UnprovableResult [Line: 744]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 747]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: 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: 766]: 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: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: 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: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: 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: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 783]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 784]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 792]: 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: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: 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: 798]: 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: 801]: 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: 804]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 806]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: 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: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: 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: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: 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: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 858]: 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: 862]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 863]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 864]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 832]: 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: 836]: 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: 834]: 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, 189 locations, 128 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: 4.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 121 IncrementalHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 0 mSDtfsCounter, 121 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=231occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 19:26:44,844 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