./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix002.oepc.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/mix002.oepc.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/mix002.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix002.oepc.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 19:23:25,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:23:25,224 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:23:25,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:23:25,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:23:25,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:23:25,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:23:25,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:23:25,250 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:23:25,253 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:23:25,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:23:25,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:23:25,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:23:25,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:23:25,256 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:23:25,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:23:25,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:23:25,257 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:23:25,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:23:25,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:23:25,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:23:25,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:23:25,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:23:25,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:23:25,258 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:23:25,258 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:23:25,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:23:25,259 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:23:25,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:23:25,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:23:25,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:23:25,261 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:23:25,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:23:25,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:23:25,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:23:25,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:23:25,262 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:23:25,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:23:25,262 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:23:25,262 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:23:25,262 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:23:25,263 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:23:25,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:23:25,263 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:23:25,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:23:25,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:23:25,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:23:25,450 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:23:25,451 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:23:25,452 INFO L431 ainManager$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/mix002.oepc.yml/witness.yml [2024-02-07 19:23:25,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:23:25,610 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:23:25,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2024-02-07 19:23:26,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:23:26,787 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:23:26,788 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2024-02-07 19:23:26,799 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891f4b070/1b7ffe05953d4344a43323794531a374/FLAG6c1c045ae [2024-02-07 19:23:26,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891f4b070/1b7ffe05953d4344a43323794531a374 [2024-02-07 19:23:26,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:23:26,811 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:23:26,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:23:26,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:23:26,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:23:26,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:23:25" (1/2) ... [2024-02-07 19:23:26,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400d4e42 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:23:26, skipping insertion in model container [2024-02-07 19:23:26,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:23:25" (1/2) ... [2024-02-07 19:23:26,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e9f66df and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:23:26, skipping insertion in model container [2024-02-07 19:23:26,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:23:26" (2/2) ... [2024-02-07 19:23:26,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400d4e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:26, skipping insertion in model container [2024-02-07 19:23:26,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:23:26" (2/2) ... [2024-02-07 19:23:26,820 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:23:27,008 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:23:27,009 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:23:27,009 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:23:27,009 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,009 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] z == 1 [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] (a$r_buff1_thd2 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] a$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L862-L862] 0 <= __unbuffered_cnt [2024-02-07 19:23:27,010 INFO L76 edCorrectnessWitness]: Location invariant before [L873-L873] ((((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && ((__unbuffered_p0_EBX == 0 && ((__unbuffered_p1_EAX == 1 && ((__unbuffered_p1_EBX == 0 && (__unbuffered_p2_EAX == 1 || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) || (((((0 <= __unbuffered_p1_EBX && 0 <= __unbuffered_p2_EAX) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) || ((((((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) || (((((((((((0 <= __unbuffered_p0_EBX && 0 <= __unbuffered_p1_EAX) && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && __unbuffered_p0_EBX <= 1) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L875-L875] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] y == 1 [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] a$flush_delayed == (_Bool)0 [2024-02-07 19:23:27,011 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:23:27,012 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] (((0 <= a) && (a <= 1)) && (a == 0 || a == 1)) && (a$flush_delayed == (_Bool)0 || a$flush_delayed == (_Bool)1) [2024-02-07 19:23:27,012 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] a$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:23:27,012 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] 0 <= __unbuffered_cnt [2024-02-07 19:23:27,012 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (a$r_buff0_thd3 == (_Bool)0) && (a$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:23:27,012 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1 [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] 0 <= __unbuffered_cnt [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] ((0 <= __unbuffered_p0_EBX) && (__unbuffered_p0_EBX <= 1)) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1) [2024-02-07 19:23:27,013 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:23:27,014 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,014 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] x == 1 [2024-02-07 19:23:27,014 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,014 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] 1 <= __unbuffered_cnt [2024-02-07 19:23:27,014 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:23:27,015 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,015 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L867-L867] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,016 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (a$r_buff0_thd2 == (_Bool)0) && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:23:27,017 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:23:27,017 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:23:27,017 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] 0 <= __unbuffered_cnt [2024-02-07 19:23:27,017 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] 1 <= __unbuffered_cnt [2024-02-07 19:23:27,017 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] ((0 <= a$w_buff0) && (a$w_buff0 <= 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1) [2024-02-07 19:23:27,018 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:23:27,018 INFO L76 edCorrectnessWitness]: Location invariant before [L874-L874] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:23:27,018 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] 1 <= __unbuffered_cnt [2024-02-07 19:23:27,018 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] a$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:23:27,018 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] (a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)1) [2024-02-07 19:23:27,019 INFO L76 edCorrectnessWitness]: Location invariant before [L871-L871] a$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:23:27,019 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] (a$w_buff0 == 1) && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,019 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] (((0 <= a) && (a <= 1)) && (a$r_buff1_thd3 == (_Bool)0)) && (a == 0 || a == 1) [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L870-L870] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,020 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] (a$r_buff1_thd0 == (_Bool)0) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (a$w_buff1_used == (_Bool)1 && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L866-L866] (a$r_buff1_thd0 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= a$w_buff1) && (a$w_buff1 <= 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L864-L864] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:23:27,021 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:23:27,022 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] ((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) [2024-02-07 19:23:27,022 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:23:27,022 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] ((((a$r_buff1_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd3 == (_Bool)0) || (((a$r_buff0_thd3 == (_Bool)0 && a$r_buff1_thd3 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:23:27,060 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:23:27,187 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/mix002.oepc.i[945,958] [2024-02-07 19:23:27,319 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:23:27,329 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:23:27,363 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/mix002.oepc.i[945,958] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:23:27,462 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:23:27,491 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:23:27,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27 WrapperNode [2024-02-07 19:23:27,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:23:27,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:23:27,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:23:27,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:23:27,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,538 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2024-02-07 19:23:27,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:23:27,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:23:27,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:23:27,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:23:27,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,553 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,566 INFO L175 MemorySlicer]: Split 5 memory accesses to 4 slices as follows [2, 1, 1, 1]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 19:23:27,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:23:27,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:23:27,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:23:27,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:23:27,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (1/1) ... [2024-02-07 19:23:27,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:23:27,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:23:27,654 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 19:23:27,660 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 19:23:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:23:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:23:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:23:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:23:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:23:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:23:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:23:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:23:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:23:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:23:27,685 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 19:23:27,834 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:23:27,835 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:23:28,236 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:23:28,236 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:23:28,576 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:23:28,576 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:23:28,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:23:28 BoogieIcfgContainer [2024-02-07 19:23:28,578 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:23:28,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:23:28,580 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:23:28,582 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:23:28,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:23:25" (1/4) ... [2024-02-07 19:23:28,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ac02b9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:23:28, skipping insertion in model container [2024-02-07 19:23:28,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:23:26" (2/4) ... [2024-02-07 19:23:28,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ac02b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:23:28, skipping insertion in model container [2024-02-07 19:23:28,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:23:27" (3/4) ... [2024-02-07 19:23:28,584 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ac02b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:23:28, skipping insertion in model container [2024-02-07 19:23:28,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:23:28" (4/4) ... [2024-02-07 19:23:28,585 INFO L112 eAbstractionObserver]: Analyzing ICFG mix002.oepc.i [2024-02-07 19:23:28,600 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:23:28,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 77 error locations. [2024-02-07 19:23:28,600 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:23:28,701 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:23:28,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 128 places, 119 transitions, 250 flow [2024-02-07 19:23:28,779 INFO L124 PetriNetUnfolderBase]: 1/116 cut-off events. [2024-02-07 19:23:28,780 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:23:28,784 INFO L83 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 116 events. 1/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 626 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 118. Up to 2 conditions per place. [2024-02-07 19:23:28,784 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 119 transitions, 250 flow [2024-02-07 19:23:28,790 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 116 transitions, 241 flow [2024-02-07 19:23:28,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:23:28,807 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;@75d33fa6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:23:28,808 INFO L358 AbstractCegarLoop]: Starting to check reachability of 143 error locations. [2024-02-07 19:23:28,814 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:23:28,814 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2024-02-07 19:23:28,814 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:23:28,814 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:23:28,815 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 19:23:28,815 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 140 more)] === [2024-02-07 19:23:28,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:23:28,822 INFO L85 PathProgramCache]: Analyzing trace with hash 23753491, now seen corresponding path program 1 times [2024-02-07 19:23:28,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:23:28,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196881369] [2024-02-07 19:23:28,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:23:28,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:23:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:23:29,021 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 19:23:29,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:23:29,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196881369] [2024-02-07 19:23:29,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196881369] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:23:29,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:23:29,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:23:29,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662331688] [2024-02-07 19:23:29,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:23:29,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:23:29,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:23:29,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:23:29,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:23:29,063 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 119 [2024-02-07 19:23:29,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 116 transitions, 241 flow. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 19:23:29,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:23:29,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 119 [2024-02-07 19:23:29,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:23:32,894 INFO L124 PetriNetUnfolderBase]: 31095/44673 cut-off events. [2024-02-07 19:23:32,895 INFO L125 PetriNetUnfolderBase]: For 53/53 co-relation queries the response was YES. [2024-02-07 19:23:32,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88168 conditions, 44673 events. 31095/44673 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 2822. Compared 305001 event pairs, 5472 based on Foata normal form. 481/20336 useless extension candidates. Maximal degree in co-relation 88157. Up to 34834 conditions per place. [2024-02-07 19:23:33,134 INFO L140 encePairwiseOnDemand]: 78/119 looper letters, 91 selfloop transitions, 4 changer transitions 0/105 dead transitions. [2024-02-07 19:23:33,135 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 105 transitions, 415 flow [2024-02-07 19:23:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:23:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:23:33,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2024-02-07 19:23:33,144 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5518207282913166 [2024-02-07 19:23:33,145 INFO L175 Difference]: Start difference. First operand has 125 places, 116 transitions, 241 flow. Second operand 3 states and 197 transitions. [2024-02-07 19:23:33,146 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 105 transitions, 415 flow [2024-02-07 19:23:33,148 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 105 transitions, 410 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:23:33,150 INFO L231 Difference]: Finished difference. Result has 69 places, 60 transitions, 134 flow [2024-02-07 19:23:33,151 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=134, PETRI_PLACES=69, PETRI_TRANSITIONS=60} [2024-02-07 19:23:33,154 INFO L281 CegarLoopForPetriNet]: 125 programPoint places, -56 predicate places. [2024-02-07 19:23:33,154 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 60 transitions, 134 flow [2024-02-07 19:23:33,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 19:23:33,154 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:23:33,154 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 19:23:33,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:23:33,155 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 140 more)] === [2024-02-07 19:23:33,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:23:33,155 INFO L85 PathProgramCache]: Analyzing trace with hash 23753493, now seen corresponding path program 1 times [2024-02-07 19:23:33,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:23:33,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143862311] [2024-02-07 19:23:33,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:23:33,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:23:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:23:33,219 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 19:23:33,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:23:33,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143862311] [2024-02-07 19:23:33,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143862311] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:23:33,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:23:33,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:23:33,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107277001] [2024-02-07 19:23:33,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:23:33,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:23:33,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:23:33,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:23:33,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:23:33,222 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 119 [2024-02-07 19:23:33,222 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 60 transitions, 134 flow. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 19:23:33,222 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:23:33,222 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 119 [2024-02-07 19:23:33,222 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:23:34,247 INFO L124 PetriNetUnfolderBase]: 7232/12213 cut-off events. [2024-02-07 19:23:34,247 INFO L125 PetriNetUnfolderBase]: For 690/690 co-relation queries the response was YES. [2024-02-07 19:23:34,260 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23948 conditions, 12213 events. 7232/12213 cut-off events. For 690/690 co-relation queries the response was YES. Maximal size of possible extension queue 561. Compared 87815 event pairs, 2367 based on Foata normal form. 0/6546 useless extension candidates. Maximal degree in co-relation 23938. Up to 8751 conditions per place. [2024-02-07 19:23:34,300 INFO L140 encePairwiseOnDemand]: 108/119 looper letters, 80 selfloop transitions, 3 changer transitions 0/93 dead transitions. [2024-02-07 19:23:34,300 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 93 transitions, 366 flow [2024-02-07 19:23:34,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:23:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:23:34,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 131 transitions. [2024-02-07 19:23:34,302 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.36694677871148457 [2024-02-07 19:23:34,302 INFO L175 Difference]: Start difference. First operand has 69 places, 60 transitions, 134 flow. Second operand 3 states and 131 transitions. [2024-02-07 19:23:34,302 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 93 transitions, 366 flow [2024-02-07 19:23:34,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 93 transitions, 362 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:23:34,304 INFO L231 Difference]: Finished difference. Result has 68 places, 58 transitions, 143 flow [2024-02-07 19:23:34,304 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=143, PETRI_PLACES=68, PETRI_TRANSITIONS=58} [2024-02-07 19:23:34,305 INFO L281 CegarLoopForPetriNet]: 125 programPoint places, -57 predicate places. [2024-02-07 19:23:34,305 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 58 transitions, 143 flow [2024-02-07 19:23:34,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 19:23:34,305 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:23:34,305 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 19:23:34,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:23:34,306 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 140 more)] === [2024-02-07 19:23:34,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:23:34,306 INFO L85 PathProgramCache]: Analyzing trace with hash 23753495, now seen corresponding path program 1 times [2024-02-07 19:23:34,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:23:34,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447083816] [2024-02-07 19:23:34,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:23:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:23:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:23:34,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:23:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:23:34,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:23:34,385 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:23:34,386 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 143 remaining) [2024-02-07 19:23:34,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 143 remaining) [2024-02-07 19:23:34,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 143 remaining) [2024-02-07 19:23:34,388 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 143 remaining) [2024-02-07 19:23:34,388 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 143 remaining) [2024-02-07 19:23:34,388 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 143 remaining) [2024-02-07 19:23:34,388 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 143 remaining) [2024-02-07 19:23:34,389 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (135 of 143 remaining) [2024-02-07 19:23:34,389 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 143 remaining) [2024-02-07 19:23:34,389 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 143 remaining) [2024-02-07 19:23:34,390 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 143 remaining) [2024-02-07 19:23:34,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 143 remaining) [2024-02-07 19:23:34,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 143 remaining) [2024-02-07 19:23:34,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 143 remaining) [2024-02-07 19:23:34,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 143 remaining) [2024-02-07 19:23:34,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 143 remaining) [2024-02-07 19:23:34,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 143 remaining) [2024-02-07 19:23:34,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 143 remaining) [2024-02-07 19:23:34,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 143 remaining) [2024-02-07 19:23:34,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 143 remaining) [2024-02-07 19:23:34,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 143 remaining) [2024-02-07 19:23:34,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 143 remaining) [2024-02-07 19:23:34,400 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 143 remaining) [2024-02-07 19:23:34,400 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 143 remaining) [2024-02-07 19:23:34,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 143 remaining) [2024-02-07 19:23:34,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 143 remaining) [2024-02-07 19:23:34,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 143 remaining) [2024-02-07 19:23:34,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 143 remaining) [2024-02-07 19:23:34,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 143 remaining) [2024-02-07 19:23:34,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 143 remaining) [2024-02-07 19:23:34,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 143 remaining) [2024-02-07 19:23:34,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 143 remaining) [2024-02-07 19:23:34,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 143 remaining) [2024-02-07 19:23:34,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 143 remaining) [2024-02-07 19:23:34,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 143 remaining) [2024-02-07 19:23:34,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (65 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (62 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 143 remaining) [2024-02-07 19:23:34,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (56 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 143 remaining) [2024-02-07 19:23:34,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 143 remaining) [2024-02-07 19:23:34,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 143 remaining) [2024-02-07 19:23:34,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 143 remaining) [2024-02-07 19:23:34,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 143 remaining) [2024-02-07 19:23:34,415 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 143 remaining) [2024-02-07 19:23:34,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 143 remaining) [2024-02-07 19:23:34,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 143 remaining) [2024-02-07 19:23:34,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 143 remaining) [2024-02-07 19:23:34,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 143 remaining) [2024-02-07 19:23:34,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 143 remaining) [2024-02-07 19:23:34,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:23:34,420 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:23:34,428 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:23:34,428 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:23:34,452 INFO L503 ceAbstractionStarter]: Automizer considered 75 witness invariants [2024-02-07 19:23:34,453 INFO L504 ceAbstractionStarter]: WitnessConsidered=75 [2024-02-07 19:23:34,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:23:34 BasicIcfg [2024-02-07 19:23:34,453 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:23:34,455 INFO L158 Benchmark]: Toolchain (without parser) took 7644.12ms. Allocated memory was 146.8MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 66.3MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 430.2MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,455 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 146.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:23:34,455 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:23:34,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.82ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 66.1MB in the beginning and 123.8MB in the end (delta: -57.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.62ms. Allocated memory is still 201.3MB. Free memory was 123.8MB in the beginning and 120.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,455 INFO L158 Benchmark]: Boogie Preprocessor took 84.41ms. Allocated memory is still 201.3MB. Free memory was 120.7MB in the beginning and 116.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,456 INFO L158 Benchmark]: RCFGBuilder took 953.81ms. Allocated memory is still 201.3MB. Free memory was 116.3MB in the beginning and 72.3MB in the end (delta: 44.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,456 INFO L158 Benchmark]: TraceAbstraction took 5873.98ms. Allocated memory was 201.3MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 71.2MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 380.8MB. Max. memory is 16.1GB. [2024-02-07 19:23:34,457 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 146.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.82ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 66.1MB in the beginning and 123.8MB in the end (delta: -57.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.62ms. Allocated memory is still 201.3MB. Free memory was 123.8MB in the beginning and 120.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.41ms. Allocated memory is still 201.3MB. Free memory was 120.7MB in the beginning and 116.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 953.81ms. Allocated memory is still 201.3MB. Free memory was 116.3MB in the beginning and 72.3MB in the end (delta: 44.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5873.98ms. Allocated memory was 201.3MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 71.2MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 380.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 757]: 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_p0_EBX = 0; [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L719] 0 int __unbuffered_p2_EAX = 0; [L721] 0 int __unbuffered_p2_EBX = 0; [L723] 0 int a = 0; [L724] 0 _Bool a$flush_delayed; [L725] 0 int a$mem_tmp; [L726] 0 _Bool a$r_buff0_thd0; [L727] 0 _Bool a$r_buff0_thd1; [L728] 0 _Bool a$r_buff0_thd2; [L729] 0 _Bool a$r_buff0_thd3; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; [L734] 0 _Bool a$read_delayed; [L735] 0 int *a$read_delayed_var; [L736] 0 int a$w_buff0; [L737] 0 _Bool a$w_buff0_used; [L738] 0 int a$w_buff1; [L739] 0 _Bool a$w_buff1_used; [L740] 0 _Bool main$tmp_guard0; [L741] 0 _Bool main$tmp_guard1; [L743] 0 int x = 0; [L745] 0 int y = 0; [L747] 0 int z = 0; [L748] 0 _Bool weak$$choice0; [L749] 0 _Bool weak$$choice2; [L855] 0 pthread_t t38; [L856] FCALL, FORK 0 pthread_create(&t38, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t38={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L753] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]]]]] [L753] 1 a$w_buff1 = a$w_buff0 [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]]]]] [L754] 1 a$w_buff0 = 1 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L755] 1 a$w_buff1_used = a$w_buff0_used [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L756] 1 a$w_buff0_used = (_Bool)1 [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: 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: 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: 760]: 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: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: 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: 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: 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: 802]: 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: 805]: 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: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 823]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 841]: 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: 866]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 867]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 871]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 873]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 875]: 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: 858]: 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: 860]: 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: 856]: 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, 210 locations, 143 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: 5.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 75 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 75 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 199 IncrementalHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 0 mSDtfsCounter, 199 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 19:23:34,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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