./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.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-series.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-series.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-more-buffer-series.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 23:22:05,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 23:22:05,321 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 23:22:05,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 23:22:05,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 23:22:05,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 23:22:05,342 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 23:22:05,343 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 23:22:05,343 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 23:22:05,343 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 23:22:05,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 23:22:05,344 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 23:22:05,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 23:22:05,345 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 23:22:05,345 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 23:22:05,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 23:22:05,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 23:22:05,346 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 23:22:05,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 23:22:05,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 23:22:05,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 23:22:05,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 23:22:05,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 23:22:05,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 23:22:05,348 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 23:22:05,348 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 23:22:05,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 23:22:05,349 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 23:22:05,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 23:22:05,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 23:22:05,349 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 23:22:05,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 23:22:05,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 23:22:05,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 23:22:05,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 23:22:05,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 23:22:05,351 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 23:22:05,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 23:22:05,351 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 23:22:05,351 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 23:22:05,351 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 23:22:05,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 23:22:05,352 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 23:22:05,352 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 23:22:05,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 23:22:05,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 23:22:05,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 23:22:05,537 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 23:22:05,537 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 23:22:05,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2024-01-29 23:22:06,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 23:22:06,760 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 23:22:06,761 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2024-01-29 23:22:06,766 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20058ffde/33894122f9b34d7e8bd26bdf60fb7065/FLAGba871ee5f [2024-01-29 23:22:06,780 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20058ffde/33894122f9b34d7e8bd26bdf60fb7065 [2024-01-29 23:22:06,782 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 23:22:06,786 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 23:22:06,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-more-buffer-series.wvr.yml/witness.yml [2024-01-29 23:22:06,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 23:22:06,952 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 23:22:06,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 23:22:06,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 23:22:06,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 23:22:06,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 11:22:06" (1/2) ... [2024-01-29 23:22:06,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56770261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 11:22:06, skipping insertion in model container [2024-01-29 23:22:06,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 11:22:06" (1/2) ... [2024-01-29 23:22:06,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c734a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 11:22:06, skipping insertion in model container [2024-01-29 23:22:06,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 11:22:06" (2/2) ... [2024-01-29 23:22:06,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56770261 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 11:22:06, skipping insertion in model container [2024-01-29 23:22:06,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 11:22:06" (2/2) ... [2024-01-29 23:22:06,962 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 23:22:07,027 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 23:22:07,028 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,028 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] 0 <= i [2024-01-29 23:22:07,028 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,028 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] 0 <= i [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (0 <= q2_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] 0 <= q2_back [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (0 <= q2_back) && (0 <= j) [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (0 <= q2_back) && (0 <= i) [2024-01-29 23:22:07,029 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] 0 <= i [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L173-L173] ((0 <= i) && (0 <= j)) && (1 <= b) [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L173-L173] (((0 <= i) && (0 <= j)) && (1 <= b)) && (b != 0) [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L173-L173] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,030 INFO L98 nessWitnessExtractor]: Location invariant before [L173-L173] 0 <= i [2024-01-29 23:22:07,031 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] -2147483647 <= q2_back [2024-01-29 23:22:07,031 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] (-2147483647 <= q2_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,031 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] (-2147483647 <= q2_back) && (0 <= j) [2024-01-29 23:22:07,031 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] (-2147483647 <= q2_back) && (0 <= i) [2024-01-29 23:22:07,031 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] 0 <= i [2024-01-29 23:22:07,032 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,032 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,032 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,032 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] f == 0 [2024-01-29 23:22:07,032 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] (f == 0) && (total == 0) [2024-01-29 23:22:07,033 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] (f == 0) && (i == 0) [2024-01-29 23:22:07,033 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] (f == 0) && (j == 0) [2024-01-29 23:22:07,033 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] ((-2147483647 <= q1_front) && (0 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,033 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] (-2147483647 <= q1_front) && (0 <= i) [2024-01-29 23:22:07,033 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] ((-2147483647 <= q1_front) && (0 <= i)) && (0 <= j) [2024-01-29 23:22:07,034 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] -2147483647 <= q1_front [2024-01-29 23:22:07,034 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] (((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (i == 0) [2024-01-29 23:22:07,034 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] ((q1 == 0) && (q2 == 0)) && (q2_back == 0) [2024-01-29 23:22:07,034 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,034 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] ((((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (i == 0)) && (total == 0) [2024-01-29 23:22:07,035 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,036 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] q1 == 0 [2024-01-29 23:22:07,036 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] ((((q1 == 0) && (q2 == 0)) && (q2_back == 0)) && (i == 0)) && (j == 0) [2024-01-29 23:22:07,036 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] q1 == 0 [2024-01-29 23:22:07,036 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,036 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (j == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q1_back == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (i == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (f == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q1_front == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q2_back == 0) [2024-01-29 23:22:07,037 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (q2_front == 0) [2024-01-29 23:22:07,038 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] (q1 == 0) && (total == 0) [2024-01-29 23:22:07,038 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,038 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,038 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] 0 <= i [2024-01-29 23:22:07,038 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,039 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] 0 <= i [2024-01-29 23:22:07,039 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,040 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] 0 <= i [2024-01-29 23:22:07,040 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,040 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,040 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,040 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] (f == 0) && (j == 0) [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] f == 0 [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] (f == 0) && (i == 0) [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] ((f == 0) && (j == 0)) && (total == 0) [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] ((f == 0) && (j == 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 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] ((f == 0) && (j == 0)) && (size != 0) [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] 0 <= i [2024-01-29 23:22:07,041 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L125-L125] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] 0 <= i [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Loop invariant at [L96-L105] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,042 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] 0 <= i [2024-01-29 23:22:07,043 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,043 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,043 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (-2147483647 <= q1_back) && (0 <= i) [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] -2147483647 <= q1_back [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] ((-2147483647 <= q1_back) && (0 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] ((-2147483647 <= q1_back) && (0 <= i)) && (0 <= j) [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Loop invariant at [L165-L167] (f == 0) && (total == 0) [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Loop invariant at [L165-L167] f == 0 [2024-01-29 23:22:07,044 INFO L98 nessWitnessExtractor]: Loop invariant at [L165-L167] ((f == 0) && (total == 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 23:22:07,044 INFO L98 nessWitnessExtractor]: Loop invariant at [L165-L167] (f == 0) && (i == 0) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Loop invariant at [L165-L167] (f == 0) && (j == 0) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (-2147483647 <= q1_back) && (0 <= i) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] -2147483647 <= q1_back [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] ((-2147483647 <= q1_back) && (0 <= i)) && (0 <= j) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] ((-2147483647 <= q1_back) && (0 <= i)) && (q1_front <= 2147483646) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] ((-2147483647 <= q1_back) && (0 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,045 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (total == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (j == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] q1 == 0 [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] (f == 0) && (i == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] ((f == 0) && (i == 0)) && (j == 0) [2024-01-29 23:22:07,046 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] ((f == 0) && (i == 0)) && (total == 0) [2024-01-29 23:22:07,047 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] f == 0 [2024-01-29 23:22:07,047 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] (-2147483647 <= q2_back) && (0 <= j) [2024-01-29 23:22:07,047 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] -2147483647 <= q2_back [2024-01-29 23:22:07,047 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] (-2147483647 <= q2_back) && (0 <= i) [2024-01-29 23:22:07,048 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] ((-2147483647 <= q2_back) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,048 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] ((-2147483647 <= q2_back) && (0 <= j)) && (q2_front <= 2147483646) [2024-01-29 23:22:07,048 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,049 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] ((0 <= i) && (0 <= j)) && (b <= -1) [2024-01-29 23:22:07,049 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] ((0 <= i) && (0 <= j)) && (b != 0) [2024-01-29 23:22:07,049 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] 0 <= i [2024-01-29 23:22:07,049 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] f == 0 [2024-01-29 23:22:07,050 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] (f == 0) && (j == 0) [2024-01-29 23:22:07,050 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] (f == 0) && (total == 0) [2024-01-29 23:22:07,050 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] (f == 0) && (i == 0) [2024-01-29 23:22:07,050 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] 0 <= i [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (i == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (j == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (total == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (0 <= i) && (f == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0)) && (j == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0)) && (i == 0) [2024-01-29 23:22:07,051 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] q1 == 0 [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0)) && (q2_back == 0) [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (((((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0)) && (j == 0)) && (total == 0) [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] f == 0 [2024-01-29 23:22:07,052 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (f == 0) && (j == 0) [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (f == 0) && (i == 0) [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (f == 0) && (total == 0) [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Loop invariant at [L51-L64] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] (i == 0) && (j == 0) [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] i == 0 [2024-01-29 23:22:07,053 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] ((i == 0) && (j == 0)) && (total == 0) [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] i == 0 [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] (i == 0) && (j == 0) [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] (i == 0) && (total == 0) [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,054 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,055 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] 0 <= i [2024-01-29 23:22:07,055 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] 0 <= i [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,056 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] 0 <= i [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (total == 0) [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (q1_front == 0) [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (q1_back == 0) [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (q2_front == 0) [2024-01-29 23:22:07,057 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (n2 == 0) [2024-01-29 23:22:07,058 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (j == 0) [2024-01-29 23:22:07,058 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,061 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] q1 == 0 [2024-01-29 23:22:07,061 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (q2_back == 0) [2024-01-29 23:22:07,061 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((q1 == 0) && (q2 == 0)) && (i == 0) [2024-01-29 23:22:07,061 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,062 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] 0 <= i [2024-01-29 23:22:07,062 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (0 <= i) && (1 <= j) [2024-01-29 23:22:07,062 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,062 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0)) && (total == 0) [2024-01-29 23:22:07,062 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0)) && (n2 == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0)) && (j == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_back == 0) [2024-01-29 23:22:07,063 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0) [2024-01-29 23:22:07,064 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_front == 0) [2024-01-29 23:22:07,064 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0)) && (n1 == 0) [2024-01-29 23:22:07,064 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,065 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] q1 == 0 [2024-01-29 23:22:07,065 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] 0 <= i [2024-01-29 23:22:07,068 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,069 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,069 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,069 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] 0 <= i [2024-01-29 23:22:07,073 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,073 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] 0 <= i [2024-01-29 23:22:07,073 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,073 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,073 INFO L98 nessWitnessExtractor]: Loop invariant at [L73-L87] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,074 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] ((-2147483647 <= q2_front) && (0 <= i)) && (0 <= j) [2024-01-29 23:22:07,074 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] (-2147483647 <= q2_front) && (0 <= i) [2024-01-29 23:22:07,074 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] (((-2147483647 <= q2_front) && (0 <= i)) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,074 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] -2147483647 <= q2_front [2024-01-29 23:22:07,074 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] 0 <= i [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Loop invariant at [L114-L123] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L120-L120] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] 0 <= i [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L174-L174] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,075 INFO L98 nessWitnessExtractor]: Location invariant before [L174-L174] 0 <= i [2024-01-29 23:22:07,076 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,076 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] 0 <= i [2024-01-29 23:22:07,076 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,076 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] 0 <= i [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] 0 <= q1_back [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && (0 <= j) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (0 <= q1_back) && (0 <= i) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L161-L161] (f == 0) && (i == 0) [2024-01-29 23:22:07,077 INFO L98 nessWitnessExtractor]: Location invariant before [L161-L161] ((f == 0) && (i == 0)) && (j == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L161-L161] f == 0 [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L161-L161] ((f == 0) && (i == 0)) && (total == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (((q1 == 0) && (q1_back == 0)) && (q2_front == 0)) && (q2_back == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] ((q1 == 0) && (q1_back == 0)) && (q2_front == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] ((((q1 == 0) && (q1_back == 0)) && (q2_front == 0)) && (q2_back == 0)) && (i == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (q1 == 0) && (q1_back == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] q1 == 0 [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] ((((q1 == 0) && (q1_back == 0)) && (q2_front == 0)) && (q2_back == 0)) && (total == 0) [2024-01-29 23:22:07,078 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] ((((q1 == 0) && (q1_back == 0)) && (q2_front == 0)) && (q2_back == 0)) && (j == 0) [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (q1 == 0) && (f == 0) [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] 0 <= i [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,079 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,080 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,080 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,080 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] 0 <= i [2024-01-29 23:22:07,080 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] 0 <= i [2024-01-29 23:22:07,080 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] q2 == 0 [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] (q2 == 0) && (j == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] (q2 == 0) && (total == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] (q2 == 0) && (i == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] (q2 == 0) && (f == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_back == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (i == 0) [2024-01-29 23:22:07,081 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (q1 == 0) && (q2 == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q1_front == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_back == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (N == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] ((q1 == 0) && (q2 == 0)) && (f == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (j == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] ((((q1 == 0) && (q2 == 0)) && (f == 0)) && (N == 0)) && (total == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (n2 == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (q2_front == 0) [2024-01-29 23:22:07,082 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] (((q1 == 0) && (q2 == 0)) && (f == 0)) && (n1 == 0) [2024-01-29 23:22:07,083 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] q1 == 0 [2024-01-29 23:22:07,084 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,084 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] 0 <= i [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] 0 <= i [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,085 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] 0 <= i [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L61-L61] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] 0 <= i [2024-01-29 23:22:07,086 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] (0 <= i) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 0 <= i [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (0 <= i) && (0 <= j) [2024-01-29 23:22:07,087 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((0 <= i) && (0 <= j)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,088 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] 0 <= i [2024-01-29 23:22:07,088 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] ((0 <= j) && (1 <= i)) && ((unsigned long )_argptr == 0UL) [2024-01-29 23:22:07,088 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (0 <= j) && (1 <= i) [2024-01-29 23:22:07,088 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] 0 <= j [2024-01-29 23:22:07,088 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-01-29 23:22:07,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 23:22:07,270 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-series.wvr.c[4403,4416] [2024-01-29 23:22:07,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 23:22:07,285 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 23:22:07,293 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 23:22:07,528 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-series.wvr.c[4403,4416] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 23:22:07,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 23:22:07,564 INFO L206 MainTranslator]: Completed translation [2024-01-29 23:22:07,575 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 11:22:07 WrapperNode [2024-01-29 23:22:07,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 23:22:07,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 23:22:07,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 23:22:07,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 23:22:07,582 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,608 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,674 INFO L138 Inliner]: procedures = 27, calls = 87, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 727 [2024-01-29 23:22:07,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 23:22:07,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 23:22:07,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 23:22:07,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 23:22:07,698 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,699 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,707 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,742 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 23:22:07,742 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,743 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,768 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,786 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,789 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,792 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 23:22:07,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 23:22:07,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 23:22:07,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 23:22:07,804 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 11:22:07" (1/1) ... [2024-01-29 23:22:07,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 23:22:07,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 23:22:07,853 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 23:22:07,872 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 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 23:22:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-29 23:22:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 23:22:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 23:22:07,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 23:22:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 23:22:07,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-29 23:22:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-29 23:22:07,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-29 23:22:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-29 23:22:07,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 23:22:07,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-29 23:22:07,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 23:22:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 23:22:07,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 23:22:07,890 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 23:22:08,001 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 23:22:08,003 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 23:22:08,867 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 23:22:08,868 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 23:22:09,633 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 23:22:09,633 INFO L320 CfgBuilder]: Removed 7 assume(true) statements. [2024-01-29 23:22:09,634 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 11:22:09 BoogieIcfgContainer [2024-01-29 23:22:09,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 23:22:09,636 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 23:22:09,636 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 23:22:09,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 23:22:09,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 11:22:06" (1/4) ... [2024-01-29 23:22:09,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d905612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 11:22:09, skipping insertion in model container [2024-01-29 23:22:09,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 11:22:06" (2/4) ... [2024-01-29 23:22:09,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d905612 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 11:22:09, skipping insertion in model container [2024-01-29 23:22:09,640 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 11:22:07" (3/4) ... [2024-01-29 23:22:09,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d905612 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 11:22:09, skipping insertion in model container [2024-01-29 23:22:09,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 11:22:09" (4/4) ... [2024-01-29 23:22:09,643 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2024-01-29 23:22:09,657 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 23:22:09,657 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 364 error locations. [2024-01-29 23:22:09,657 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 23:22:09,870 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-01-29 23:22:09,910 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 640 places, 634 transitions, 1296 flow [2024-01-29 23:22:10,090 INFO L124 PetriNetUnfolderBase]: 7/630 cut-off events. [2024-01-29 23:22:10,091 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-01-29 23:22:10,098 INFO L83 FinitePrefix]: Finished finitePrefix Result has 647 conditions, 630 events. 7/630 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2081 event pairs, 0 based on Foata normal form. 0/259 useless extension candidates. Maximal degree in co-relation 569. Up to 2 conditions per place. [2024-01-29 23:22:10,099 INFO L82 GeneralOperation]: Start removeDead. Operand has 640 places, 634 transitions, 1296 flow [2024-01-29 23:22:10,114 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 635 places, 629 transitions, 1282 flow [2024-01-29 23:22:10,125 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 23:22:10,132 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;@15c1b187, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 23:22:10,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 541 error locations. [2024-01-29 23:22:10,134 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 23:22:10,134 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 23:22:10,134 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 23:22:10,134 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 23:22:10,135 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 23:22:10,135 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 538 more)] === [2024-01-29 23:22:10,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 23:22:10,139 INFO L85 PathProgramCache]: Analyzing trace with hash 92186, now seen corresponding path program 1 times [2024-01-29 23:22:10,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 23:22:10,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256683559] [2024-01-29 23:22:10,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 23:22:10,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 23:22:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 23:22:10,332 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 23:22:10,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 23:22:10,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256683559] [2024-01-29 23:22:10,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256683559] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 23:22:10,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 23:22:10,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 23:22:10,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67729702] [2024-01-29 23:22:10,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 23:22:10,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 23:22:10,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 23:22:10,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 23:22:10,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 23:22:10,607 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 341 out of 634 [2024-01-29 23:22:10,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 635 places, 629 transitions, 1282 flow. Second operand has 3 states, 3 states have (on average 341.6666666666667) internal successors, (1025), 3 states have internal predecessors, (1025), 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 23:22:10,613 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 23:22:10,613 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 341 of 634 [2024-01-29 23:22:10,614 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand