./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-more-buffer-series2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8857f20b 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/popl20-more-buffer-series2.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-more-buffer-series2.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-dev-8857f20-m [2024-01-29 22:58:44,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 22:58:44,694 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 22:58:44,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 22:58:44,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 22:58:44,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 22:58:44,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 22:58:44,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 22:58:44,726 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 22:58:44,729 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 22:58:44,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 22:58:44,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 22:58:44,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 22:58:44,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 22:58:44,731 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 22:58:44,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 22:58:44,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 22:58:44,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 22:58:44,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 22:58:44,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 22:58:44,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 22:58:44,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 22:58:44,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 22:58:44,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 22:58:44,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 22:58:44,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 22:58:44,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 22:58:44,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 22:58:44,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 22:58:44,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 22:58:44,736 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 22:58:44,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 22:58:44,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:58:44,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 22:58:44,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 22:58:44,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 22:58:44,737 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 22:58:44,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 22:58:44,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 22:58:44,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 22:58:44,738 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 22:58:44,738 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 22:58:44,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 22:58:44,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 22:58:44,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 22:58:44,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 22:58:44,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 22:58:44,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 22:58:44,945 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 22:58:44,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2024-01-29 22:58:46,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 22:58:46,180 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 22:58:46,182 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2024-01-29 22:58:46,191 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d0f9641/c5032f7af8dc42d9bc5ad2a6e705e946/FLAG5bcac57d7 [2024-01-29 22:58:46,200 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d0f9641/c5032f7af8dc42d9bc5ad2a6e705e946 [2024-01-29 22:58:46,202 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 22:58:46,202 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 22:58:46,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-more-buffer-series2.wvr.yml/witness.yml [2024-01-29 22:58:46,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 22:58:46,374 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 22:58:46,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 22:58:46,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 22:58:46,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 22:58:46,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:58:46" (1/2) ... [2024-01-29 22:58:46,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d4b38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:58:46, skipping insertion in model container [2024-01-29 22:58:46,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:58:46" (1/2) ... [2024-01-29 22:58:46,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3442aa8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:58:46, skipping insertion in model container [2024-01-29 22:58:46,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:58:46" (2/2) ... [2024-01-29 22:58:46,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d4b38f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46, skipping insertion in model container [2024-01-29 22:58:46,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:58:46" (2/2) ... [2024-01-29 22:58:46,383 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 22:58:46,447 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 22:58:46,449 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (-2147483647 <= q1_back) && (1 <= i) [2024-01-29 22:58:46,449 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= q1_back) && (1 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,449 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] -2147483647 <= q1_back [2024-01-29 22:58:46,449 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (-2147483647 <= q1_back) && (0 <= j) [2024-01-29 22:58:46,450 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,450 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] 0 <= i [2024-01-29 22:58:46,450 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] 0 <= i [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] 0 <= i [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,451 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Loop invariant at [L110-L119] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] 0 <= i [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,452 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] i == 0 [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] (i == 0) && (j == 0) [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] (i == 0) && (total == 0) [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] f == 0 [2024-01-29 22:58:46,453 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (f == 0) && (total == 0) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (f == 0) && (j == 0) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (f == 0) && (i == 0) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] 0 <= i [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] (0 <= i) && (b != 0) [2024-01-29 22:58:46,454 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] 0 <= i [2024-01-29 22:58:46,455 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,455 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] (0 <= i) && (1 <= b) [2024-01-29 22:58:46,455 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,455 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] i == 0 [2024-01-29 22:58:46,455 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (i == 0) && (total == 0) [2024-01-29 22:58:46,456 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (i == 0) && (j == 0) [2024-01-29 22:58:46,456 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,456 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] 0 <= i [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] (-2147483647 <= q2_back) && (0 <= i) [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((-2147483647 <= q2_back) && (0 <= i)) && (q2_front <= 2147483646) [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((-2147483647 <= q2_back) && (0 <= i)) && (0 <= j) [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] -2147483647 <= q2_back [2024-01-29 22:58:46,457 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((-2147483647 <= q2_back) && (0 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] 0 <= i [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (total == 0) [2024-01-29 22:58:46,458 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] q1 == 0 [2024-01-29 22:58:46,459 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (q1_back == 0) [2024-01-29 22:58:46,459 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (q2_front == 0) [2024-01-29 22:58:46,459 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (q2_back == 0) [2024-01-29 22:58:46,459 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (j == 0) [2024-01-29 22:58:46,460 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,460 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (f == 0) [2024-01-29 22:58:46,460 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (i == 0) [2024-01-29 22:58:46,460 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] 0 <= i [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] 0 <= i [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 0 <= i [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,461 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (-2147483647 <= q1_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] -2147483647 <= q1_back [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (-2147483647 <= q1_back) && (0 <= i) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (-2147483647 <= q1_back) && (0 <= j) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (f == 0)) && (q2_back == 0) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (q1 == 0) && (f == 0) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (((q1 == 0) && (f == 0)) && (q2_back == 0)) && (total == 0) [2024-01-29 22:58:46,462 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] q1 == 0 [2024-01-29 22:58:46,463 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (((q1 == 0) && (f == 0)) && (q2_back == 0)) && (j == 0) [2024-01-29 22:58:46,463 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (((q1 == 0) && (f == 0)) && (q2_back == 0)) && (i == 0) [2024-01-29 22:58:46,463 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,463 INFO L98 nessWitnessExtractor]: Loop invariant at [L51-L62] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] ((-2147483647 <= q1_front) && (0 <= i)) && (0 <= j) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] (-2147483647 <= q1_front) && (0 <= i) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] -2147483647 <= q1_front [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] (((-2147483647 <= q1_front) && (0 <= i)) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (-2147483647 <= q1_back) && (0 <= i) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] ((-2147483647 <= q1_back) && (0 <= i)) && (q1_front <= 2147483646) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] ((-2147483647 <= q1_back) && (0 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,464 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] ((-2147483647 <= q1_back) && (0 <= i)) && (0 <= j) [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] -2147483647 <= q1_back [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L71-L83] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L161-L163] f == 0 [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L161-L163] (f == 0) && (total == 0) [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L161-L163] (f == 0) && (i == 0) [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L161-L163] (f == 0) && (j == 0) [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Loop invariant at [L161-L163] (f == 0) && ((size != 0 && ((((((((8 <= size && 8 <= i) || (7 <= size && i == 7)) || (6 <= size && i == 6)) || (5 <= size && i == 5)) || (4 <= size && i == 4)) || (3 <= size && i == 3)) || (2 <= size && i == 2)) || (1 <= size && i == 1))) || (0 == i && i == 0)) [2024-01-29 22:58:46,465 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] 0 <= i [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] 0 <= i [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,466 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] ((q1 == 0) && (q2 == 0)) && (q1_front == 0) [2024-01-29 22:58:46,467 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,467 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 22:58:46,467 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] q1 == 0 [2024-01-29 22:58:46,468 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (j == 0) [2024-01-29 22:58:46,468 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (q2_back == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (i == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (total == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (q1_back == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (n2 == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (((q1 == 0) && (q2 == 0)) && (q1_front == 0)) && (q2_front == 0) [2024-01-29 22:58:46,469 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,470 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,470 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] ((q1 == 0) && (f == 0)) && (q1_front == 0) [2024-01-29 22:58:46,470 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (n2 == 0) [2024-01-29 22:58:46,470 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (q2_front == 0) [2024-01-29 22:58:46,470 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (j == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (q2_back == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (q1 == 0) && (f == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (q1_back == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (total == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (i == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] q1 == 0 [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,471 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (((q1 == 0) && (f == 0)) && (q1_front == 0)) && (n1 == 0) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] 0 <= i [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (q1 == 0) && (q2_front == 0) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((q1 == 0) && (q2_front == 0)) && (q2_back == 0) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((q1 == 0) && (q2_front == 0)) && (total == 0) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((q1 == 0) && (q2_front == 0)) && (j == 0) [2024-01-29 22:58:46,472 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] q1 == 0 [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (q1 == 0) && (f == 0) [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((q1 == 0) && (q2_front == 0)) && (i == 0) [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 22:58:46,473 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (j == 0) [2024-01-29 22:58:46,474 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (total == 0) [2024-01-29 22:58:46,474 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,474 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0) [2024-01-29 22:58:46,474 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] q1 == 0 [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L157-L157] ((f == 0) && (i == 0)) && (total == 0) [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L157-L157] (f == 0) && (i == 0) [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L157-L157] f == 0 [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L157-L157] ((f == 0) && (i == 0)) && (j == 0) [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L160-L160] f == 0 [2024-01-29 22:58:46,475 INFO L98 nessWitnessExtractor]: Location invariant before [L160-L160] (f == 0) && (total == 0) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L160-L160] (f == 0) && (i == 0) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L160-L160] (f == 0) && (j == 0) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] 0 <= i [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,476 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] 0 <= i [2024-01-29 22:58:46,477 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,477 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] (f == 0) && (i == 0) [2024-01-29 22:58:46,477 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] ((f == 0) && (i == 0)) && (total == 0) [2024-01-29 22:58:46,477 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] f == 0 [2024-01-29 22:58:46,477 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] ((f == 0) && (i == 0)) && (j == 0) [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] ((f == 0) && (i == 0)) && (size != 0) [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (f == 0) && (i == 0) [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] ((f == 0) && (i == 0)) && (total == 0) [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] f == 0 [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (((f == 0) && (i == 0)) && (size != 0)) && ((((((((((8 <= i && 9 <= size) && i <= 2147483646) || (8 <= size && i == 7)) || (7 <= size && i == 6)) || (6 <= size && i == 5)) || (5 <= size && i == 4)) || (4 <= size && i == 3)) || (3 <= size && i == 2)) || (2 <= size && i == 1)) || ((1 <= size && 0 == i) && i == 0)) [2024-01-29 22:58:46,478 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] ((f == 0) && (i == 0)) && (j == 0) [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] 0 <= i [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] 0 <= i [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,479 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,480 INFO L98 nessWitnessExtractor]: Location invariant before [L158-L158] (f == 0) && (j == 0) [2024-01-29 22:58:46,480 INFO L98 nessWitnessExtractor]: Location invariant before [L158-L158] f == 0 [2024-01-29 22:58:46,481 INFO L98 nessWitnessExtractor]: Location invariant before [L158-L158] (f == 0) && (i == 0) [2024-01-29 22:58:46,482 INFO L98 nessWitnessExtractor]: Location invariant before [L158-L158] ((f == 0) && (j == 0)) && (total == 0) [2024-01-29 22:58:46,483 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] 0 <= q1_back [2024-01-29 22:58:46,483 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && (0 <= i) [2024-01-29 22:58:46,483 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,487 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && (0 <= j) [2024-01-29 22:58:46,487 INFO L98 nessWitnessExtractor]: Location invariant before [L68-L68] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (-2147483647 <= q2_back) && (1 <= j) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] ((-2147483647 <= q2_back) && (1 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] -2147483647 <= q2_back [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (-2147483647 <= q2_back) && (0 <= i) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] 0 <= i [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] (0 <= i) && (i == 0) [2024-01-29 22:58:46,488 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] 0 <= i [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] ((0 <= i) && (i == 0)) && (j == 0) [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] (0 <= i) && (f == 0) [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] ((0 <= i) && (i == 0)) && (total == 0) [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] 0 <= i [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,489 INFO L98 nessWitnessExtractor]: Location invariant before [L61-L61] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L61-L61] 0 <= i [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L61-L61] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] (((-2147483647 <= q2_back) && (0 <= i)) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] ((-2147483647 <= q2_back) && (0 <= i)) && (0 <= j) [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] (-2147483647 <= q2_back) && (0 <= i) [2024-01-29 22:58:46,490 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] -2147483647 <= q2_back [2024-01-29 22:58:46,491 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] 0 <= i [2024-01-29 22:58:46,491 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (b != 0) [2024-01-29 22:58:46,491 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (b <= -1) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] 0 <= i [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] 0 <= i [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,492 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (n1 == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_front == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (N == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (total == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (i == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (n2 == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,493 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (q2_front == 0) [2024-01-29 22:58:46,494 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (j == 0) [2024-01-29 22:58:46,494 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] q1 == 0 [2024-01-29 22:58:46,494 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0)) && (q2_back == 0) [2024-01-29 22:58:46,494 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= q2_front) && (0 <= i)) && (0 <= j) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] (-2147483647 <= q2_front) && (0 <= i) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] (((-2147483647 <= q2_front) && (0 <= i)) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] -2147483647 <= q2_front [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] ((q1 == 0) && (q2 == 0)) && (q2_back == 0) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (j == 0) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (q1 == 0) && (q2 == 0) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] ((q1 == 0) && (q2 == 0)) && (q2_front == 0) [2024-01-29 22:58:46,495 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] ((q1 == 0) && (q2 == 0)) && (q1_front == 0) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] ((q1 == 0) && (q2 == 0)) && (q1_back == 0) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] q1 == 0 [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (i == 0) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (total == 0) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] 0 <= i [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,496 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] 0 <= i [2024-01-29 22:58:46,497 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,497 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,498 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,498 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] 0 <= i [2024-01-29 22:58:46,498 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,498 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] 0 <= i [2024-01-29 22:58:46,498 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] 0 <= i [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] ((q2 == 0) && (f == 0)) && (i == 0) [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (q2 == 0) && (f == 0) [2024-01-29 22:58:46,499 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (((q2 == 0) && (f == 0)) && (i == 0)) && (total == 0) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] q2 == 0 [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (((q2 == 0) && (f == 0)) && (i == 0)) && (j == 0) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (0 <= q2_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] 0 <= q2_back [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (0 <= q2_back) && (0 <= j) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (0 <= q2_back) && (0 <= i) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (0 <= i) && (0 <= j) [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] 0 <= i [2024-01-29 22:58:46,500 INFO L98 nessWitnessExtractor]: Loop invariant at [L92-L101] (unsigned long )_argptr == 0UL [2024-01-29 22:58:46,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 22:58:46,708 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/popl20-more-buffer-series2.wvr.c[4284,4297] [2024-01-29 22:58:46,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:58:46,736 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 22:58:46,779 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:58:46,912 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/popl20-more-buffer-series2.wvr.c[4284,4297] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:58:46,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:58:46,935 INFO L206 MainTranslator]: Completed translation [2024-01-29 22:58:46,936 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46 WrapperNode [2024-01-29 22:58:46,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 22:58:46,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 22:58:46,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 22:58:46,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 22:58:46,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:46,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,034 INFO L138 Inliner]: procedures = 27, calls = 83, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 717 [2024-01-29 22:58:47,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 22:58:47,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 22:58:47,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 22:58:47,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 22:58:47,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,067 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,101 INFO L175 MemorySlicer]: Split 20 memory accesses to 6 slices as follows [2, 2, 2, 2, 2, 10]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 7 writes are split as follows [0, 1, 1, 1, 1, 3]. [2024-01-29 22:58:47,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 22:58:47,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 22:58:47,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 22:58:47,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 22:58:47,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (1/1) ... [2024-01-29 22:58:47,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:58:47,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 22:58:47,210 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) [2024-01-29 22:58:47,231 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 [2024-01-29 22:58:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 22:58:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 22:58:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 22:58:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 22:58:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 22:58:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-29 22:58:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-29 22:58:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-29 22:58:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 22:58:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 22:58:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-29 22:58:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 22:58:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 22:58:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 22:58:47,248 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 22:58:47,349 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 22:58:47,351 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 22:58:48,231 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 22:58:48,231 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 22:58:49,194 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 22:58:49,194 INFO L320 CfgBuilder]: Removed 7 assume(true) statements. [2024-01-29 22:58:49,196 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:58:49 BoogieIcfgContainer [2024-01-29 22:58:49,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 22:58:49,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 22:58:49,199 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 22:58:49,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 22:58:49,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:58:46" (1/4) ... [2024-01-29 22:58:49,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fee7664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:58:49, skipping insertion in model container [2024-01-29 22:58:49,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:58:46" (2/4) ... [2024-01-29 22:58:49,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fee7664 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:58:49, skipping insertion in model container [2024-01-29 22:58:49,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:58:46" (3/4) ... [2024-01-29 22:58:49,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fee7664 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:58:49, skipping insertion in model container [2024-01-29 22:58:49,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:58:49" (4/4) ... [2024-01-29 22:58:49,253 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series2.wvr.c [2024-01-29 22:58:49,269 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 22:58:49,269 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 358 error locations. [2024-01-29 22:58:49,269 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 22:58:49,478 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-01-29 22:58:49,521 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 630 places, 624 transitions, 1276 flow [2024-01-29 22:58:49,705 INFO L124 PetriNetUnfolderBase]: 7/620 cut-off events. [2024-01-29 22:58:49,706 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-01-29 22:58:49,713 INFO L83 FinitePrefix]: Finished finitePrefix Result has 637 conditions, 620 events. 7/620 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2005 event pairs, 0 based on Foata normal form. 0/255 useless extension candidates. Maximal degree in co-relation 559. Up to 2 conditions per place. [2024-01-29 22:58:49,714 INFO L82 GeneralOperation]: Start removeDead. Operand has 630 places, 624 transitions, 1276 flow [2024-01-29 22:58:49,729 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 625 places, 619 transitions, 1262 flow [2024-01-29 22:58:49,740 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:58:49,747 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;@489a286a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:58:49,748 INFO L358 AbstractCegarLoop]: Starting to check reachability of 529 error locations. [2024-01-29 22:58:49,751 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:58:49,751 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 22:58:49,751 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:58:49,751 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:58:49,752 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 22:58:49,752 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 526 more)] === [2024-01-29 22:58:49,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:58:49,755 INFO L85 PathProgramCache]: Analyzing trace with hash 94462, now seen corresponding path program 1 times [2024-01-29 22:58:49,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:58:49,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095784577] [2024-01-29 22:58:49,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:58:49,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:58:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:58:49,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:58:49,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:58:49,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095784577] [2024-01-29 22:58:49,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095784577] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:58:49,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:58:49,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:58:49,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907129248] [2024-01-29 22:58:49,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:58:49,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:58:49,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:58:49,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:58:49,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:58:50,437 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 624 [2024-01-29 22:58:50,441 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 625 places, 619 transitions, 1262 flow. Second operand has 3 states, 3 states have (on average 360.6666666666667) internal successors, (1082), 3 states have internal predecessors, (1082), 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) [2024-01-29 22:58:50,441 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:58:50,441 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 624 [2024-01-29 22:58:50,442 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand