./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe009_power.opt.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/safe009_power.opt.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/safe009_power.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe009_power.opt.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 19:29:56,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:56,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:56,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:56,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:56,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:56,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:56,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:56,822 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:56,822 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:56,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:56,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:56,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:56,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:56,824 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:56,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:56,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:56,824 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:56,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:56,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:56,825 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:56,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:56,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:56,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:56,827 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:56,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:56,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:56,828 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:56,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:56,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:56,829 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:56,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:56,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:56,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:56,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:56,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:56,830 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:56,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:56,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:56,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:56,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:56,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:56,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:56,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:57,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:57,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:57,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:57,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:57,101 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:57,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_power.opt.i [2024-02-07 19:29:58,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:58,416 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:58,416 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_power.opt.i [2024-02-07 19:29:58,427 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/813667f50/842b419773fb4b34bba643190df01a7c/FLAGb2d64a31c [2024-02-07 19:29:58,441 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/813667f50/842b419773fb4b34bba643190df01a7c [2024-02-07 19:29:58,443 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:58,449 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:58,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe009_power.opt.yml/witness.yml [2024-02-07 19:29:58,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:58,603 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:58,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:58,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:58,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:58,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:58" (1/2) ... [2024-02-07 19:29:58,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ebb3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:58" (1/2) ... [2024-02-07 19:29:58,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f20ddc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:58" (2/2) ... [2024-02-07 19:29:58,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ebb3f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:58" (2/2) ... [2024-02-07 19:29:58,612 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:58,773 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:58,775 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:58,775 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,775 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 1 <= __unbuffered_cnt [2024-02-07 19:29:58,775 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:29:58,775 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] (x$r_buff1_thd0 == (_Bool)0) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:58,776 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (x$r_buff1_thd2 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,776 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (x$w_buff0 == 1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,776 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] x$flush_delayed == (_Bool)0 [2024-02-07 19:29:58,776 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((0 <= x$mem_tmp) && (x$mem_tmp <= 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1) [2024-02-07 19:29:58,776 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] ((0 <= x$w_buff1) && (x$w_buff1 <= 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1) [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] 0 <= __unbuffered_cnt [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] (x$r_buff1_thd3 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (x$r_buff0_thd2 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:58,777 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] (x$r_buff0_thd2 == (_Bool)0) && (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:29:58,778 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 19:29:58,778 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,778 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] ((x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) || (x$r_buff1_thd3 == (_Bool)0 && x$w_buff1_used == (_Bool)1)) || (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:58,778 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] ((((((0 <= x) && (0 <= *__unbuffered_p1_EAX$read_delayed_var)) && (x <= 1)) && (*__unbuffered_p1_EAX$read_delayed_var <= 1)) && (__unbuffered_p1_EAX$read_delayed_var == & x)) && (x == 0 || x == 1)) && (*__unbuffered_p1_EAX$read_delayed_var == 0 || *__unbuffered_p1_EAX$read_delayed_var == 1) [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L864-L864] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:58,779 INFO L76 edCorrectnessWitness]: Location invariant before [L870-L870] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L829-L829] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (x$r_buff0_thd2 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] 1 <= __unbuffered_cnt [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] ((((0LL - (long long )x$w_buff0_used) + (long long )x$w_buff1_used >= 0LL) && ((long long )x$w_buff0_used + (long long )x$w_buff1_used >= 0LL)) && ((0LL - (long long )x$w_buff0_used) - (long long )x$w_buff1_used >= 0LL)) && ((long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] 0 <= __unbuffered_cnt [2024-02-07 19:29:58,780 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 19:29:58,781 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:58,781 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] y == 2 [2024-02-07 19:29:58,782 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (x$r_buff1_thd2 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,782 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] (x$r_buff0_thd3 == (_Bool)0) && (x$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:29:58,782 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:58,782 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:58,782 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] 0 <= __unbuffered_cnt [2024-02-07 19:29:58,783 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,783 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:29:58,783 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:58,783 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] ((0 <= x$w_buff0) && (x$w_buff0 <= 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1) [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] 0 <= __unbuffered_cnt [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] ((x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)0)) || (weak$$choice0 == (_Bool)0 && (weak$$choice1 == (_Bool)0 || weak$$choice1 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$r_buff1_thd2 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) [2024-02-07 19:29:58,784 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,785 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,785 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] y == 1 [2024-02-07 19:29:58,785 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] (((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 2)) && (__unbuffered_p0_EAX <= 127)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2) [2024-02-07 19:29:58,786 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:58,786 INFO L76 edCorrectnessWitness]: Location invariant before [L862-L862] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,786 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:58,786 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] ((((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (y == 2)) && (__unbuffered_p0_EAX == 2 || ((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 2) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:29:58,786 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] x$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] (x$r_buff1_thd2 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] 1 <= __unbuffered_cnt [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] __unbuffered_p1_EAX$read_delayed == (_Bool)1 [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:58,787 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:58,828 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:59,008 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/safe009_power.opt.i[951,964] [2024-02-07 19:29:59,168 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:59,175 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:59,203 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/safe009_power.opt.i[951,964] 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 19:29:59,333 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:59,369 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:59,370 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:59 WrapperNode [2024-02-07 19:29:59,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:59,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:59,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:59,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:59,376 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,391 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,439 INFO L138 Inliner]: procedures = 176, calls = 87, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 215 [2024-02-07 19:29:59,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:59,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:59,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:59,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:59,493 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,494 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,507 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,543 INFO L175 MemorySlicer]: Split 39 memory accesses to 5 slices as follows [2, 1, 1, 34, 1]. 87 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 1, 0]. The 9 writes are split as follows [0, 1, 1, 6, 1]. [2024-02-07 19:29:59,543 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,543 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,553 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,570 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,572 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,574 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:59,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:59,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:59,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:59,592 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 07:29:59" (1/1) ... [2024-02-07 19:29:59,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:59,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:59,624 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 19:29:59,643 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 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:29:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:29:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:29:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:59,682 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 19:29:59,841 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:59,843 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:30:00,354 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:30:00,355 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:30:01,051 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:30:01,051 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:30:01,052 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:30:01 BoogieIcfgContainer [2024-02-07 19:30:01,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:30:01,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:30:01,054 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:30:01,056 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:30:01,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:58" (1/4) ... [2024-02-07 19:30:01,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d8ef492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:30:01, skipping insertion in model container [2024-02-07 19:30:01,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:58" (2/4) ... [2024-02-07 19:30:01,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d8ef492 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:30:01, skipping insertion in model container [2024-02-07 19:30:01,058 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 07:29:59" (3/4) ... [2024-02-07 19:30:01,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d8ef492 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:30:01, skipping insertion in model container [2024-02-07 19:30:01,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:30:01" (4/4) ... [2024-02-07 19:30:01,060 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_power.opt.i [2024-02-07 19:30:01,074 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:30:01,074 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 72 error locations. [2024-02-07 19:30:01,074 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:30:01,308 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:30:01,339 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 119 places, 110 transitions, 232 flow [2024-02-07 19:30:01,393 INFO L124 PetriNetUnfolderBase]: 1/107 cut-off events. [2024-02-07 19:30:01,394 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:30:01,397 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 107 events. 1/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 580 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 107. Up to 2 conditions per place. [2024-02-07 19:30:01,397 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 110 transitions, 232 flow [2024-02-07 19:30:01,401 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 107 transitions, 223 flow [2024-02-07 19:30:01,407 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:30:01,412 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;@76931ac5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:30:01,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 132 error locations. [2024-02-07 19:30:01,414 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:30:01,415 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:30:01,415 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:30:01,415 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:01,415 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:30:01,416 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 129 more)] === [2024-02-07 19:30:01,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:01,420 INFO L85 PathProgramCache]: Analyzing trace with hash 38977, now seen corresponding path program 1 times [2024-02-07 19:30:01,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:01,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972925997] [2024-02-07 19:30:01,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:01,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:30:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:30:01,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:30:01,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972925997] [2024-02-07 19:30:01,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972925997] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:30:01,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:30:01,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:30:01,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059425054] [2024-02-07 19:30:01,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:30:01,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:30:01,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:30:01,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:30:01,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:30:01,672 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 110 [2024-02-07 19:30:01,674 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 107 transitions, 223 flow. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:30:01,674 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:30:01,674 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 110 [2024-02-07 19:30:01,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:30:03,116 INFO L124 PetriNetUnfolderBase]: 4428/7828 cut-off events. [2024-02-07 19:30:03,116 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-02-07 19:30:03,127 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14782 conditions, 7828 events. 4428/7828 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 487. Compared 59090 event pairs, 2709 based on Foata normal form. 153/4189 useless extension candidates. Maximal degree in co-relation 14769. Up to 5647 conditions per place. [2024-02-07 19:30:03,172 INFO L140 encePairwiseOnDemand]: 59/110 looper letters, 60 selfloop transitions, 2 changer transitions 0/72 dead transitions. [2024-02-07 19:30:03,173 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 72 transitions, 283 flow [2024-02-07 19:30:03,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:30:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:30:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2024-02-07 19:30:03,182 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5060606060606061 [2024-02-07 19:30:03,184 INFO L175 Difference]: Start difference. First operand has 116 places, 107 transitions, 223 flow. Second operand 3 states and 167 transitions. [2024-02-07 19:30:03,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 72 transitions, 283 flow [2024-02-07 19:30:03,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 72 transitions, 278 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:30:03,194 INFO L231 Difference]: Finished difference. Result has 67 places, 57 transitions, 146 flow [2024-02-07 19:30:03,196 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=110, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=146, PETRI_PLACES=67, PETRI_TRANSITIONS=57} [2024-02-07 19:30:03,199 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -49 predicate places. [2024-02-07 19:30:03,199 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 57 transitions, 146 flow [2024-02-07 19:30:03,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:30:03,200 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:03,200 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:30:03,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:30:03,200 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 129 more)] === [2024-02-07 19:30:03,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:03,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1162534664, now seen corresponding path program 1 times [2024-02-07 19:30:03,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:03,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373772929] [2024-02-07 19:30:03,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:30:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:30:03,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:30:03,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373772929] [2024-02-07 19:30:03,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373772929] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:30:03,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:30:03,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:30:03,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434696047] [2024-02-07 19:30:03,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:30:03,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:30:03,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:30:03,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:30:03,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:30:03,299 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 110 [2024-02-07 19:30:03,299 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 57 transitions, 146 flow. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:30:03,299 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:30:03,299 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 110 [2024-02-07 19:30:03,299 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:30:04,367 INFO L124 PetriNetUnfolderBase]: 4275/7552 cut-off events. [2024-02-07 19:30:04,368 INFO L125 PetriNetUnfolderBase]: For 432/435 co-relation queries the response was YES. [2024-02-07 19:30:04,375 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16062 conditions, 7552 events. 4275/7552 cut-off events. For 432/435 co-relation queries the response was YES. Maximal size of possible extension queue 473. Compared 57288 event pairs, 1455 based on Foata normal form. 0/4471 useless extension candidates. Maximal degree in co-relation 16049. Up to 6109 conditions per place. [2024-02-07 19:30:04,399 INFO L140 encePairwiseOnDemand]: 105/110 looper letters, 68 selfloop transitions, 3 changer transitions 0/81 dead transitions. [2024-02-07 19:30:04,399 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 81 transitions, 355 flow [2024-02-07 19:30:04,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:30:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:30:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2024-02-07 19:30:04,401 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3484848484848485 [2024-02-07 19:30:04,401 INFO L175 Difference]: Start difference. First operand has 67 places, 57 transitions, 146 flow. Second operand 3 states and 115 transitions. [2024-02-07 19:30:04,401 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 81 transitions, 355 flow [2024-02-07 19:30:04,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 81 transitions, 349 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:30:04,403 INFO L231 Difference]: Finished difference. Result has 68 places, 59 transitions, 163 flow [2024-02-07 19:30:04,403 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=110, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=163, PETRI_PLACES=68, PETRI_TRANSITIONS=59} [2024-02-07 19:30:04,403 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -48 predicate places. [2024-02-07 19:30:04,404 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 59 transitions, 163 flow [2024-02-07 19:30:04,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:30:04,404 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:04,404 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-07 19:30:04,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:30:04,404 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 129 more)] === [2024-02-07 19:30:04,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:04,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1678837558, now seen corresponding path program 1 times [2024-02-07 19:30:04,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:04,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495703357] [2024-02-07 19:30:04,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:30:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:30:04,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:30:04,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495703357] [2024-02-07 19:30:04,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495703357] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:30:04,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:30:04,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:30:04,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240240341] [2024-02-07 19:30:04,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:30:04,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:30:04,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:30:04,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:30:04,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:30:04,444 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 110 [2024-02-07 19:30:04,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 59 transitions, 163 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 19:30:04,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:30:04,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 110 [2024-02-07 19:30:04,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:30:05,460 INFO L124 PetriNetUnfolderBase]: 4048/7209 cut-off events. [2024-02-07 19:30:05,461 INFO L125 PetriNetUnfolderBase]: For 768/770 co-relation queries the response was YES. [2024-02-07 19:30:05,471 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16013 conditions, 7209 events. 4048/7209 cut-off events. For 768/770 co-relation queries the response was YES. Maximal size of possible extension queue 469. Compared 54831 event pairs, 2368 based on Foata normal form. 1/4420 useless extension candidates. Maximal degree in co-relation 15999. Up to 5566 conditions per place. [2024-02-07 19:30:05,498 INFO L140 encePairwiseOnDemand]: 107/110 looper letters, 61 selfloop transitions, 2 changer transitions 0/73 dead transitions. [2024-02-07 19:30:05,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 73 transitions, 324 flow [2024-02-07 19:30:05,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:30:05,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:30:05,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 104 transitions. [2024-02-07 19:30:05,502 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3151515151515151 [2024-02-07 19:30:05,502 INFO L175 Difference]: Start difference. First operand has 68 places, 59 transitions, 163 flow. Second operand 3 states and 104 transitions. [2024-02-07 19:30:05,503 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 73 transitions, 324 flow [2024-02-07 19:30:05,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 73 transitions, 320 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-02-07 19:30:05,505 INFO L231 Difference]: Finished difference. Result has 68 places, 58 transitions, 162 flow [2024-02-07 19:30:05,505 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=110, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=162, PETRI_PLACES=68, PETRI_TRANSITIONS=58} [2024-02-07 19:30:05,505 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -48 predicate places. [2024-02-07 19:30:05,506 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 58 transitions, 162 flow [2024-02-07 19:30:05,506 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 19:30:05,506 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:05,506 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-07 19:30:05,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:30:05,506 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 129 more)] === [2024-02-07 19:30:05,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:05,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1678837562, now seen corresponding path program 1 times [2024-02-07 19:30:05,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:05,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832633582] [2024-02-07 19:30:05,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:05,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:05,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:30:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:05,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:30:05,546 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:30:05,546 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 132 remaining) [2024-02-07 19:30:05,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 132 remaining) [2024-02-07 19:30:05,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 132 remaining) [2024-02-07 19:30:05,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 132 remaining) [2024-02-07 19:30:05,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 132 remaining) [2024-02-07 19:30:05,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (122 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 132 remaining) [2024-02-07 19:30:05,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 132 remaining) [2024-02-07 19:30:05,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 132 remaining) [2024-02-07 19:30:05,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 132 remaining) [2024-02-07 19:30:05,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 132 remaining) [2024-02-07 19:30:05,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 132 remaining) [2024-02-07 19:30:05,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 132 remaining) [2024-02-07 19:30:05,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 132 remaining) [2024-02-07 19:30:05,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 132 remaining) [2024-02-07 19:30:05,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 132 remaining) [2024-02-07 19:30:05,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 132 remaining) [2024-02-07 19:30:05,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 132 remaining) [2024-02-07 19:30:05,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 132 remaining) [2024-02-07 19:30:05,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 132 remaining) [2024-02-07 19:30:05,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 132 remaining) [2024-02-07 19:30:05,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 132 remaining) [2024-02-07 19:30:05,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 132 remaining) [2024-02-07 19:30:05,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 132 remaining) [2024-02-07 19:30:05,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 132 remaining) [2024-02-07 19:30:05,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 132 remaining) [2024-02-07 19:30:05,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 132 remaining) [2024-02-07 19:30:05,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 132 remaining) [2024-02-07 19:30:05,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 132 remaining) [2024-02-07 19:30:05,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 132 remaining) [2024-02-07 19:30:05,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 132 remaining) [2024-02-07 19:30:05,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 132 remaining) [2024-02-07 19:30:05,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (59 of 132 remaining) [2024-02-07 19:30:05,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 132 remaining) [2024-02-07 19:30:05,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 132 remaining) [2024-02-07 19:30:05,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (48 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 132 remaining) [2024-02-07 19:30:05,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 132 remaining) [2024-02-07 19:30:05,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 132 remaining) [2024-02-07 19:30:05,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 132 remaining) [2024-02-07 19:30:05,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 132 remaining) [2024-02-07 19:30:05,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 132 remaining) [2024-02-07 19:30:05,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 132 remaining) [2024-02-07 19:30:05,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 132 remaining) [2024-02-07 19:30:05,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 132 remaining) [2024-02-07 19:30:05,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 132 remaining) [2024-02-07 19:30:05,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 132 remaining) [2024-02-07 19:30:05,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 132 remaining) [2024-02-07 19:30:05,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 132 remaining) [2024-02-07 19:30:05,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 132 remaining) [2024-02-07 19:30:05,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 132 remaining) [2024-02-07 19:30:05,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 132 remaining) [2024-02-07 19:30:05,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 132 remaining) [2024-02-07 19:30:05,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 132 remaining) [2024-02-07 19:30:05,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 132 remaining) [2024-02-07 19:30:05,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 132 remaining) [2024-02-07 19:30:05,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 132 remaining) [2024-02-07 19:30:05,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 132 remaining) [2024-02-07 19:30:05,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 132 remaining) [2024-02-07 19:30:05,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 132 remaining) [2024-02-07 19:30:05,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-02-07 19:30:05,579 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-02-07 19:30:05,587 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:30:05,587 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:30:05,630 INFO L503 ceAbstractionStarter]: Automizer considered 70 witness invariants [2024-02-07 19:30:05,630 INFO L504 ceAbstractionStarter]: WitnessConsidered=70 [2024-02-07 19:30:05,631 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:30:05 BasicIcfg [2024-02-07 19:30:05,631 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:30:05,632 INFO L158 Benchmark]: Toolchain (without parser) took 7028.87ms. Allocated memory was 144.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 99.7MB in the beginning and 921.2MB in the end (delta: -821.5MB). Peak memory consumption was 369.2MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,632 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:05,632 INFO L158 Benchmark]: Witness Parser took 0.87ms. Allocated memory is still 144.7MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:05,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.29ms. Allocated memory is still 144.7MB. Free memory was 99.3MB in the beginning and 93.2MB in the end (delta: 6.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.73ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 93.2MB in the beginning and 177.8MB in the end (delta: -84.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,633 INFO L158 Benchmark]: Boogie Preprocessor took 135.14ms. Allocated memory is still 209.7MB. Free memory was 177.8MB in the beginning and 171.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,633 INFO L158 Benchmark]: RCFGBuilder took 1461.44ms. Allocated memory is still 209.7MB. Free memory was 171.6MB in the beginning and 77.1MB in the end (delta: 94.6MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,633 INFO L158 Benchmark]: TraceAbstraction took 4577.51ms. Allocated memory was 209.7MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 76.0MB in the beginning and 921.2MB in the end (delta: -845.2MB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. [2024-02-07 19:30:05,636 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 144.7MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.87ms. Allocated memory is still 144.7MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.29ms. Allocated memory is still 144.7MB. Free memory was 99.3MB in the beginning and 93.2MB in the end (delta: 6.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.73ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 93.2MB in the beginning and 177.8MB in the end (delta: -84.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.14ms. Allocated memory is still 209.7MB. Free memory was 177.8MB in the beginning and 171.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1461.44ms. Allocated memory is still 209.7MB. Free memory was 171.6MB in the beginning and 77.1MB in the end (delta: 94.6MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4577.51ms. Allocated memory was 209.7MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 76.0MB in the beginning and 921.2MB in the end (delta: -845.2MB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 765]: 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_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L714] 0 _Bool __unbuffered_p1_EAX$flush_delayed; [L715] 0 int __unbuffered_p1_EAX$mem_tmp; [L716] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd0; [L717] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd1; [L718] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd2; [L719] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd3; [L720] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd0; [L721] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd1; [L722] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd2; [L723] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd3; [L724] 0 _Bool __unbuffered_p1_EAX$read_delayed; [L725] 0 int *__unbuffered_p1_EAX$read_delayed_var; [L726] 0 int __unbuffered_p1_EAX$w_buff0; [L727] 0 _Bool __unbuffered_p1_EAX$w_buff0_used; [L728] 0 int __unbuffered_p1_EAX$w_buff1; [L729] 0 _Bool __unbuffered_p1_EAX$w_buff1_used; [L730] 0 _Bool main$tmp_guard0; [L731] 0 _Bool main$tmp_guard1; [L733] 0 int x = 0; [L733] 0 int x = 0; [L734] 0 _Bool x$flush_delayed; [L735] 0 int x$mem_tmp; [L736] 0 _Bool x$r_buff0_thd0; [L737] 0 _Bool x$r_buff0_thd1; [L738] 0 _Bool x$r_buff0_thd2; [L739] 0 _Bool x$r_buff0_thd3; [L740] 0 _Bool x$r_buff1_thd0; [L741] 0 _Bool x$r_buff1_thd1; [L742] 0 _Bool x$r_buff1_thd2; [L743] 0 _Bool x$r_buff1_thd3; [L744] 0 _Bool x$read_delayed; [L745] 0 int *x$read_delayed_var; [L746] 0 int x$w_buff0; [L747] 0 _Bool x$w_buff0_used; [L748] 0 int x$w_buff1; [L749] 0 _Bool x$w_buff1_used; [L751] 0 int y = 0; [L752] 0 _Bool weak$$choice0; [L753] 0 _Bool weak$$choice1; [L754] 0 _Bool weak$$choice2; [L848] 0 pthread_t t1988; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1988={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L849] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L849] FCALL, FORK 0 pthread_create(&t1988, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1988={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]]]] [L758] 1 __unbuffered_p0_EAX = y [L759] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_p0_EAX]],BinaryExpression[COMPLEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[127]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[2]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L761] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]]]]]] [L761] 1 x$w_buff1 = x$w_buff0 [L762] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[1]]]]]] [L762] 1 x$w_buff0 = 1 [L763] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L763] 1 x$w_buff1_used = x$w_buff0_used [L764] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L764] 1 x$w_buff0_used = (_Bool)1 [L765] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] - UnprovableResult [Line: 758]: 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: 761]: 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: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: 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: 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: 770]: 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: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 826]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 829]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: 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: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 869]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 870]: 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: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 851]: 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, 190 locations, 132 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: 4.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 264 IncrementalHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 0 mSDtfsCounter, 264 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 19:30:05,683 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