./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./concurrency-witness-validation.2024-02-20_11-21-23.files/generate/chl-simpl-str-symm.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cc875861 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/weaver/chl-simpl-str-symm.wvr.c ./concurrency-witness-validation.2024-02-20_11-21-23.files/generate/chl-simpl-str-symm.wvr.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-tmp.dk.owicki-witnesses-cc87586-m [2024-02-20 14:37:34,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-20 14:37:34,375 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-20 14:37:34,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-20 14:37:34,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-20 14:37:34,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-20 14:37:34,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-20 14:37:34,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-20 14:37:34,410 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-20 14:37:34,413 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-20 14:37:34,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-20 14:37:34,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-20 14:37:34,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-20 14:37:34,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-20 14:37:34,415 INFO L153 SettingsManager]: * Use SBE=true [2024-02-20 14:37:34,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-20 14:37:34,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-20 14:37:34,416 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-20 14:37:34,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-20 14:37:34,416 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-20 14:37:34,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-20 14:37:34,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-20 14:37:34,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-20 14:37:34,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-20 14:37:34,417 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-20 14:37:34,417 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-20 14:37:34,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-20 14:37:34,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-20 14:37:34,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-20 14:37:34,418 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-20 14:37:34,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-20 14:37:34,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-20 14:37:34,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-20 14:37:34,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-20 14:37:34,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-20 14:37:34,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-20 14:37:34,420 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-20 14:37:34,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-20 14:37:34,421 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-20 14:37:34,421 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-20 14:37:34,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-20 14:37:34,421 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-20 14:37:34,421 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-20 14:37:34,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-20 14:37:34,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-20 14:37:34,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-20 14:37:34,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-20 14:37:34,711 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-20 14:37:34,711 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-20 14:37:34,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./concurrency-witness-validation.2024-02-20_11-21-23.files/generate/chl-simpl-str-symm.wvr.yml/witness.yml [2024-02-20 14:37:34,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-20 14:37:34,815 INFO L274 PluginConnector]: CDTParser initialized [2024-02-20 14:37:34,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c [2024-02-20 14:37:35,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-20 14:37:36,063 INFO L384 CDTParser]: Found 1 translation units. [2024-02-20 14:37:36,063 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c [2024-02-20 14:37:36,069 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfd757421/8c64ec5c671e4f6d80e97d3370b60830/FLAGed8a8f568 [2024-02-20 14:37:36,082 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfd757421/8c64ec5c671e4f6d80e97d3370b60830 [2024-02-20 14:37:36,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-20 14:37:36,083 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-20 14:37:36,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-20 14:37:36,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-20 14:37:36,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-20 14:37:36,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.02 02:37:34" (1/2) ... [2024-02-20 14:37:36,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ad91e5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.02 02:37:36, skipping insertion in model container [2024-02-20 14:37:36,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.02 02:37:34" (1/2) ... [2024-02-20 14:37:36,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a80514f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.02 02:37:36, skipping insertion in model container [2024-02-20 14:37:36,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 02:37:36" (2/2) ... [2024-02-20 14:37:36,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ad91e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36, skipping insertion in model container [2024-02-20 14:37:36,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 02:37:36" (2/2) ... [2024-02-20 14:37:36,093 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-20 14:37:36,120 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-20 14:37:36,123 INFO L97 edCorrectnessWitness]: Location invariant before [L66-L66] ((((((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1))) || ((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1))) [2024-02-20 14:37:36,123 INFO L97 edCorrectnessWitness]: Location invariant before [L67-L67] (((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np14_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1))) [2024-02-20 14:37:36,124 INFO L97 edCorrectnessWitness]: Location invariant before [L64-L64] (((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np4_1) && v_np9_1) && !(v_np13_1)) && !(v_np11_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) && ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np0_1)) && v_np6_1) && v_np1_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np7_1) && v_np1_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)))) [2024-02-20 14:37:36,124 INFO L97 edCorrectnessWitness]: Location invariant before [L67-L67] ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && v_np2_1) && !(v_np13_1)) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && !(v_np15_1)) && v_np12_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) [2024-02-20 14:37:36,125 INFO L97 edCorrectnessWitness]: Location invariant before [L42-L46] (((((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && v_np7_1) && v_np0_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np7_1) && v_np1_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)))) && ((((((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && v_np6_1) && v_np0_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || ((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np0_1)) && v_np6_1) && v_np1_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)))) [2024-02-20 14:37:36,125 INFO L97 edCorrectnessWitness]: Location invariant before [L48-L52] ((((((((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np16_1) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np14_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np17_1) && v_np15_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)))) && ((((((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np17_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1))) || ((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1)))) [2024-02-20 14:37:36,125 INFO L97 edCorrectnessWitness]: Location invariant before [L66-L66] ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np17_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np7_1)) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np17_1) && v_np15_1) && v_np13_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1))) [2024-02-20 14:37:36,125 INFO L97 edCorrectnessWitness]: Location invariant before [L65-L65] ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np5_1)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && v_np6_1) && v_np0_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && v_np7_1) && v_np0_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)))) && ((((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && v_np3_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np3_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1))) || ((((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np7_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && (((!((length_2 == 0)) && (((result_4 == 1) && (length_0 == 0)) || (!((length_0 == 0)) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !((length_0 == 0))) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || (((((((((((((((((((!(v_np16_1) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np6_1) && v_np5_1) && !(v_np4_1)) && !(v_np14_1)) && ((((((result_5 + to_int_1) == to_int_3) || (length_2 == 0)) && (!((length_2 == 0)) || (result_5 == 1))) && !((length_0 == 0))) || (((!((length_2 == 0)) || (result_5 == 0)) && ((result_5 < 0) || (length_2 == 0))) && (length_0 == 0)))) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)))) [2024-02-20 14:37:36,125 INFO L97 edCorrectnessWitness]: Location invariant before [L72-L72] (0) && (0) [2024-02-20 14:37:36,125 INFO L103 edCorrectnessWitness]: ghost_variable v_np12_1 = 1 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np4_1 = 0 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np1_1 = 0 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np0_1 = 0 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np9_1 = 1 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np2_1 = 0 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np11_1 = 0 [2024-02-20 14:37:36,126 INFO L103 edCorrectnessWitness]: ghost_variable v_np15_1 = 0 [2024-02-20 14:37:36,127 INFO L103 edCorrectnessWitness]: ghost_variable v_np14_1 = 0 [2024-02-20 14:37:36,127 INFO L103 edCorrectnessWitness]: ghost_variable v_np17_1 = 0 [2024-02-20 14:37:36,127 INFO L103 edCorrectnessWitness]: ghost_variable v_np18_1 = 0 [2024-02-20 14:37:36,127 INFO L103 edCorrectnessWitness]: ghost_variable v_np5_1 = 0 [2024-02-20 14:37:36,127 INFO L103 edCorrectnessWitness]: ghost_variable v_np3_1 = 0 [2024-02-20 14:37:36,128 INFO L103 edCorrectnessWitness]: ghost_variable v_np10_1 = 1 [2024-02-20 14:37:36,128 INFO L103 edCorrectnessWitness]: ghost_variable v_np8_1 = 0 [2024-02-20 14:37:36,128 INFO L103 edCorrectnessWitness]: ghost_variable v_np6_1 = 0 [2024-02-20 14:37:36,128 INFO L103 edCorrectnessWitness]: ghost_variable v_np7_1 = 0 [2024-02-20 14:37:36,129 INFO L103 edCorrectnessWitness]: ghost_variable v_np13_1 = 0 [2024-02-20 14:37:36,129 INFO L103 edCorrectnessWitness]: ghost_variable v_np16_1 = 0 [2024-02-20 14:37:36,129 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np17_1 = 1; [2024-02-20 14:37:36,129 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np9_1 = 1; [2024-02-20 14:37:36,129 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np7_1 = 0; [2024-02-20 14:37:36,129 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np11_1 = 0; [2024-02-20 14:37:36,129 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np16_1 = 0; [2024-02-20 14:37:36,130 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np15_1 = 0; [2024-02-20 14:37:36,130 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np12_1 = 1; [2024-02-20 14:37:36,130 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np14_1 = 0; [2024-02-20 14:37:36,130 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np2_1 = 1; [2024-02-20 14:37:36,130 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np13_1 = 0; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np11_1 = 1; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np6_1 = 1; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np1_1 = 1; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np4_1 = 0; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np0_1 = 1; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np1_1 = 0; [2024-02-20 14:37:36,132 INFO L106 edCorrectnessWitness]: ghost_update [L64-L64] v_np9_1 = 0; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np2_1 = 0; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L67-L67] v_np18_1 = 1; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L42-L46] v_np6_1 = 0; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L42-L46] v_np7_1 = 1; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L48-L52] v_np15_1 = 1; [2024-02-20 14:37:36,133 INFO L106 edCorrectnessWitness]: ghost_update [L48-L52] v_np3_1 = 0; [2024-02-20 14:37:36,134 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np17_1 = 0; [2024-02-20 14:37:36,134 INFO L106 edCorrectnessWitness]: ghost_update [L66-L66] v_np14_1 = 1; [2024-02-20 14:37:36,134 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np5_1 = 0; [2024-02-20 14:37:36,134 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np5_1 = 1; [2024-02-20 14:37:36,135 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np13_1 = 1; [2024-02-20 14:37:36,135 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np12_1 = 0; [2024-02-20 14:37:36,135 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np3_1 = 1; [2024-02-20 14:37:36,135 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np0_1 = 0; [2024-02-20 14:37:36,136 INFO L106 edCorrectnessWitness]: ghost_update [L65-L65] v_np16_1 = 1; [2024-02-20 14:37:36,136 INFO L106 edCorrectnessWitness]: ghost_update [L72-L72] v_np8_1 = 1; [2024-02-20 14:37:36,136 INFO L106 edCorrectnessWitness]: ghost_update [L72-L72] v_np18_1 = 0; [2024-02-20 14:37:36,152 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-20 14:37:36,362 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2024-02-20 14:37:36,367 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-20 14:37:36,391 INFO L202 MainTranslator]: Completed pre-run 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 [2024-02-20 14:37:36,496 WARN L423 MainDispatcher]: Unable to annotate void* thread1() { result_4 = length_0 == 0 ? (length_2 == 0 ? 0 : 1) : (length_2 == 0 ? -1 : minus(to_int_1, to_int_3)); return 0; } with a witness entry [2024-02-20 14:37:36,512 WARN L423 MainDispatcher]: Unable to annotate void* thread2() { result_5 = length_2 == 0 ? (length_0 == 0 ? 0 : 1) : (length_0 == 0 ? -1 : minus(to_int_3, to_int_1)); return 0; } with a witness entry 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 [2024-02-20 14:37:36,652 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c[2303,2316] Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-20 14:37:36,678 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-20 14:37:36,707 INFO L206 MainTranslator]: Completed translation [2024-02-20 14:37:36,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36 WrapperNode [2024-02-20 14:37:36,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-20 14:37:36,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-20 14:37:36,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-20 14:37:36,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-20 14:37:36,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,811 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 188 [2024-02-20 14:37:36,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-20 14:37:36,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-20 14:37:36,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-20 14:37:36,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-20 14:37:36,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,852 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,880 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-02-20 14:37:36,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:36,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-20 14:37:36,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-20 14:37:36,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-20 14:37:36,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-20 14:37:36,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (1/1) ... [2024-02-20 14:37:37,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-20 14:37:37,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-20 14:37:37,038 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) [2024-02-20 14:37:37,046 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 [2024-02-20 14:37:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-20 14:37:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-20 14:37:37,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-20 14:37:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-20 14:37:37,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-20 14:37:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-20 14:37:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-20 14:37:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-20 14:37:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-20 14:37:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-20 14:37:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-20 14:37:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-20 14:37:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-20 14:37:37,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-20 14:37:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-20 14:37:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-20 14:37:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-20 14:37:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-20 14:37:37,089 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-20 14:37:37,194 INFO L244 CfgBuilder]: Building ICFG [2024-02-20 14:37:37,196 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-20 14:37:37,589 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-20 14:37:37,589 INFO L293 CfgBuilder]: Performing block encoding [2024-02-20 14:37:37,792 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-20 14:37:37,793 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-20 14:37:37,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 02:37:37 BoogieIcfgContainer [2024-02-20 14:37:37,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-20 14:37:37,796 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-20 14:37:37,797 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-20 14:37:37,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-20 14:37:37,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.02 02:37:34" (1/4) ... [2024-02-20 14:37:37,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527d35c1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 20.02 02:37:37, skipping insertion in model container [2024-02-20 14:37:37,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 02:37:36" (2/4) ... [2024-02-20 14:37:37,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527d35c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 02:37:37, skipping insertion in model container [2024-02-20 14:37:37,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:37:36" (3/4) ... [2024-02-20 14:37:37,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527d35c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 02:37:37, skipping insertion in model container [2024-02-20 14:37:37,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 02:37:37" (4/4) ... [2024-02-20 14:37:37,803 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-symm.wvr.c [2024-02-20 14:37:37,817 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-20 14:37:37,817 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-02-20 14:37:37,817 INFO L635 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-20 14:37:37,862 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-20 14:37:37,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 38 transitions, 90 flow [2024-02-20 14:37:37,927 INFO L124 PetriNetUnfolderBase]: 0/36 cut-off events. [2024-02-20 14:37:37,927 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-20 14:37:37,929 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 36 events. 0/36 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 14 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-20 14:37:37,929 INFO L82 GeneralOperation]: Start removeDead. Operand has 45 places, 38 transitions, 90 flow [2024-02-20 14:37:37,932 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 41 places, 34 transitions, 80 flow [2024-02-20 14:37:37,944 INFO L368 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-20 14:37:37,953 INFO L369 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;@408aabbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-20 14:37:37,954 INFO L370 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-02-20 14:37:37,956 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-20 14:37:37,956 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-20 14:37:37,956 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-20 14:37:37,956 INFO L226 CegarLoopForPetriNet]: Found error trace [2024-02-20 14:37:37,957 INFO L234 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-20 14:37:37,957 INFO L432 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 7 more)] === [2024-02-20 14:37:37,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-20 14:37:37,962 INFO L85 PathProgramCache]: Analyzing trace with hash 16788, now seen corresponding path program 1 times [2024-02-20 14:37:37,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-20 14:37:37,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426270697] [2024-02-20 14:37:37,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-20 14:37:37,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-20 14:37:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-20 14:37:38,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-20 14:37:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-20 14:37:38,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-20 14:37:38,164 INFO L372 BasicCegarLoop]: Counterexample is feasible [2024-02-20 14:37:38,165 INFO L818 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 10 remaining) [2024-02-20 14:37:38,166 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 10 remaining) [2024-02-20 14:37:38,166 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 10 remaining) [2024-02-20 14:37:38,167 INFO L818 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 10 remaining) [2024-02-20 14:37:38,168 WARN L489 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-20 14:37:38,168 INFO L457 BasicCegarLoop]: Path program histogram: [1] [2024-02-20 14:37:38,173 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-20 14:37:38,174 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-02-20 14:37:38,184 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np0_1 could not be translated [2024-02-20 14:37:38,188 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np16_1 could not be translated [2024-02-20 14:37:38,190 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np9_1 could not be translated [2024-02-20 14:37:38,191 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np3_1 could not be translated [2024-02-20 14:37:38,191 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np7_1 could not be translated [2024-02-20 14:37:38,191 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np1_1 could not be translated [2024-02-20 14:37:38,191 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np4_1 could not be translated [2024-02-20 14:37:38,192 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np10_1 could not be translated [2024-02-20 14:37:38,192 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np12_1 could not be translated [2024-02-20 14:37:38,192 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np8_1 could not be translated [2024-02-20 14:37:38,192 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np13_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np5_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np18_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np11_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np15_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np2_1 could not be translated [2024-02-20 14:37:38,193 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np14_1 could not be translated [2024-02-20 14:37:38,194 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np6_1 could not be translated [2024-02-20 14:37:38,194 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #ghost~v_np17_1 could not be translated [2024-02-20 14:37:38,194 WARN L1603 BoogieBacktranslator]: Unfinished Backtranslation: The program execution was not completely translated back. [2024-02-20 14:37:38,206 INFO L620 ceAbstractionStarter]: Automizer considered 7 witness invariants [2024-02-20 14:37:38,207 INFO L621 ceAbstractionStarter]: WitnessConsidered=7 [2024-02-20 14:37:38,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 02:37:38 BasicIcfg [2024-02-20 14:37:38,207 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-20 14:37:38,210 INFO L158 Benchmark]: Toolchain (without parser) took 2125.09ms. Allocated memory is still 188.7MB. Free memory was 136.4MB in the beginning and 109.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,210 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 113.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-20 14:37:38,211 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-20 14:37:38,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 622.20ms. Allocated memory is still 188.7MB. Free memory was 136.4MB in the beginning and 146.6MB in the end (delta: -10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.06ms. Allocated memory is still 188.7MB. Free memory was 146.6MB in the beginning and 142.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,212 INFO L158 Benchmark]: Boogie Preprocessor took 148.58ms. Allocated memory is still 188.7MB. Free memory was 142.4MB in the beginning and 139.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,212 INFO L158 Benchmark]: RCFGBuilder took 815.38ms. Allocated memory is still 188.7MB. Free memory was 139.2MB in the beginning and 144.8MB in the end (delta: -5.6MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,212 INFO L158 Benchmark]: TraceAbstraction took 411.01ms. Allocated memory is still 188.7MB. Free memory was 143.8MB in the beginning and 109.2MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-02-20 14:37:38,214 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 0.13ms. Allocated memory is still 113.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 622.20ms. Allocated memory is still 188.7MB. Free memory was 136.4MB in the beginning and 146.6MB in the end (delta: -10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.06ms. Allocated memory is still 188.7MB. Free memory was 146.6MB in the beginning and 142.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.58ms. Allocated memory is still 188.7MB. Free memory was 142.4MB in the beginning and 139.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.38ms. Allocated memory is still 188.7MB. Free memory was 139.2MB in the beginning and 144.8MB in the end (delta: -5.6MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * TraceAbstraction took 411.01ms. Allocated memory is still 188.7MB. Free memory was 143.8MB in the beginning and 109.2MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np0_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np16_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np9_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np3_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np7_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np1_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np4_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np10_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np12_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np8_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np13_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np5_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np18_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np11_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np15_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np2_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np14_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np6_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #ghost~v_np17_1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 64]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1] //@ ghost long long v_np12_1 = 1; [L1] //@ ghost long long v_np4_1 = 0; [L1] //@ ghost long long v_np1_1 = 0; [L1] //@ ghost long long v_np0_1 = 0; [L1] //@ ghost long long v_np9_1 = 1; [L1] //@ ghost long long v_np2_1 = 0; [L1] //@ ghost long long v_np11_1 = 0; [L1] //@ ghost long long v_np15_1 = 0; [L1] //@ ghost long long v_np14_1 = 0; [L1] //@ ghost long long v_np17_1 = 0; [L1] //@ ghost long long v_np18_1 = 0; [L1] //@ ghost long long v_np5_1 = 0; [L1] //@ ghost long long v_np3_1 = 0; [L1] //@ ghost long long v_np10_1 = 1; [L1] //@ ghost long long v_np8_1 = 0; [L1] //@ ghost long long v_np6_1 = 0; [L1] //@ ghost long long v_np7_1 = 0; [L1] //@ ghost long long v_np13_1 = 0; [L1] //@ ghost long long v_np16_1 = 0; [L38] int length_0, to_int_1, length_2, to_int_3, result_4, result_5; [L55] pthread_t t1, t2; [L58] length_0 = __VERIFIER_nondet_int() [L59] to_int_1 = __VERIFIER_nondet_int() [L60] length_2 = __VERIFIER_nondet_int() [L61] to_int_3 = __VERIFIER_nondet_int() [L64] //@ assert (((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !v_np5_1) && !v_np16_1) && !v_np2_1) && !v_np8_1) && !v_np10_1) && !v_np6_1) && !v_np1_1) && !v_np0_1) && v_np4_1) && v_np9_1) && !v_np13_1) && !v_np11_1) && !v_np14_1) && !v_np15_1) && v_np12_1) && !v_np18_1) && !v_np17_1) && !v_np3_1) && !v_np7_1) && (((((((((((((((((((((((((result_5 + 1) <= 0) && (1 <= result_4)) || (((result_4 + 1) <= 0) && (1 <= result_5))) || ((result_5 + result_4) == 0)) && !v_np5_1) && !v_np16_1) && !v_np9_1) && !v_np2_1) && !v_np8_1) && !v_np10_1) && !v_np0_1) && v_np6_1) && v_np1_1) && !v_np13_1) && !v_np4_1) && !v_np14_1) && !v_np15_1) && v_np12_1) && v_np11_1) && !v_np18_1) && !v_np17_1) && !v_np3_1) && !v_np7_1) || (((((((((((((((((((!v_np5_1 && !v_np16_1) && !v_np9_1) && !v_np2_1) && !v_np8_1) && !v_np10_1) && !v_np6_1) && !v_np0_1) && v_np7_1) && v_np1_1) && !v_np13_1) && !v_np4_1) && !v_np14_1) && !v_np15_1) && v_np12_1) && v_np11_1) && (((!(length_2 == 0) && (((result_4 == 1) && (length_0 == 0)) || (!(length_0 == 0) && ((result_4 + to_int_3) == to_int_1)))) || ((((result_4 + 1) <= 0) && !(length_0 == 0)) && (length_2 == 0))) || (((length_0 == 0) && (result_4 == 0)) && (length_2 == 0)))) && !v_np18_1) && !v_np17_1) && !v_np3_1))); VAL [length_0=1, length_2=1, result_4=0, result_5=0, t1={3:0}, t2={5:0}, to_int_1=0, to_int_3=1] - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 72]: 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: 65]: 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: 64]: 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 5 procedures, 45 locations, 10 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 0, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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! [2024-02-20 14:37:38,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE