./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i --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/elimination_backoff_stack.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 59af5db6 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/elimination_backoff_stack.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-59af5db-m [2024-02-02 09:35:48,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:35:48,150 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-02 09:35:48,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:35:48,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:35:48,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:35:48,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:35:48,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:35:48,184 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:35:48,187 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:35:48,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:35:48,188 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:35:48,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:35:48,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:35:48,190 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:35:48,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:35:48,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:35:48,190 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:35:48,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-02 09:35:48,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:35:48,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:35:48,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:35:48,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:35:48,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:35:48,192 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:35:48,192 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:35:48,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:35:48,193 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:35:48,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:35:48,193 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:35:48,194 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:35:48,194 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:35:48,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:35:48,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:35:48,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:35:48,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:35:48,195 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-02 09:35:48,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-02 09:35:48,195 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:35:48,196 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:35:48,196 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:35:48,196 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:35:48,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:35:48,196 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:35:48,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:35:48,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:35:48,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:35:48,464 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:35:48,465 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:35:48,466 INFO L431 ainManager$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/elimination_backoff_stack.yml/witness.yml [2024-02-02 09:35:48,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:35:48,810 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:35:48,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-02-02 09:35:49,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:35:50,213 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:35:50,213 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-02-02 09:35:50,244 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f4f6ab4/efc1014be2fd4fc8bb6c9ad56110f873/FLAGadae8945b [2024-02-02 09:35:50,261 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f4f6ab4/efc1014be2fd4fc8bb6c9ad56110f873 [2024-02-02 09:35:50,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:35:50,263 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:35:50,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:35:50,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:35:50,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:35:50,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:35:48" (1/2) ... [2024-02-02 09:35:50,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be228c4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:35:50, skipping insertion in model container [2024-02-02 09:35:50,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:35:48" (1/2) ... [2024-02-02 09:35:50,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@706e15d7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:35:50, skipping insertion in model container [2024-02-02 09:35:50,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:35:50" (2/2) ... [2024-02-02 09:35:50,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be228c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:35:50, skipping insertion in model container [2024-02-02 09:35:50,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:35:50" (2/2) ... [2024-02-02 09:35:50,274 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:35:50,571 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:35:50,572 INFO L101 nessWitnessExtractor]: Location invariant before [L1467-L1467] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:50,572 INFO L101 nessWitnessExtractor]: Location invariant before [L1563-L1563] ((0 <= localPop_ret) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,572 INFO L101 nessWitnessExtractor]: Location invariant before [L1362-L1362] (((0 <= ret) && (ret <= 1)) && (p == & collision)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1374-L1374] ((((0 <= ret) && (ret <= 1)) && (new == 0)) && (new == (ThreadInfo *)((void *)0))) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1559-L1559] 0 <= unique_id [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1459-L1459] (phead == 0) && (phead == 0) [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1529-L1529] 1 <= unique_id [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant after [L1511-L1513] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1614-L1614] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:50,573 INFO L101 nessWitnessExtractor]: Location invariant before [L1601-L1601] (unsigned long )unused == 0UL [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1583-L1583] (unsigned long )unused == 0UL [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1494-L1494] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1381-L1381] 0 <= unique_id [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1515-L1515] (1 == x) && (x == 1) [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1378-L1378] 0 <= unique_id [2024-02-02 09:35:50,574 INFO L101 nessWitnessExtractor]: Location invariant before [L1411-L1411] 0 <= unique_id [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1612-L1612] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1503-L1503] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1570-L1570] (unsigned long )unused == 0UL [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1567-L1567] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1564-L1564] (((0 <= unique_id) && (0 <= localPop_ret)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1512-L1512] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:50,575 INFO L101 nessWitnessExtractor]: Location invariant before [L1607-L1607] (unsigned long )unused == 0UL [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1410-L1410] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1508-L1508] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1602-L1602] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1521-L1523] x == 1 [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1600-L1600] (unsigned long )unused == 0UL [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1565-L1565] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,576 INFO L101 nessWitnessExtractor]: Location invariant before [L1551-L1551] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1579-L1579] (unsigned long )unused == 0UL [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1416-L1416] ((((4294967296LL + (long long )him) + (long long )mypid >= 0LL) && ((4294967295LL - (long long )him) + (long long )mypid >= 0LL)) && ((4294967295LL + (long long )him) - (long long )mypid >= 0LL)) && ((4294967294LL - (long long )him) - (long long )mypid >= 0LL) [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1591-L1591] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1500-L1506] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1518-L1518] ((1 <= unique_id) && (1 == x)) && (x == 1) [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant after [L1514-L1524] x == 1 [2024-02-02 09:35:50,577 INFO L101 nessWitnessExtractor]: Location invariant before [L1552-L1552] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1596-L1596] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1502-L1502] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1379-L1379] 0 <= unique_id [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1422-L1433] (1 <= him) && (him != 0) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1536-L1536] ((0 <= v) && (v <= 4)) && ((v == 0 || v == 1) || v == 2) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1516-L1516] (1 == x) && (x == 1) [2024-02-02 09:35:50,578 INFO L101 nessWitnessExtractor]: Location invariant before [L1368-L1368] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1400-L1400] 0 <= unique_id [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1431-L1431] (1 <= him) && (him != 0) [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1588-L1588] (unsigned long )unused == 0UL [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1535-L1535] ((0 <= v) && (v <= 4)) && ((v == 0 || v == 1) || v == 2) [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1460-L1460] phead == 0 [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1387-L1392] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:50,579 INFO L101 nessWitnessExtractor]: Location invariant before [L1469-L1469] 0 <= unique_id [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1389-L1389] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1589-L1589] (unsigned long )unused == 0UL [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1421-L1421] (1 <= him) && (him != 0) [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1361-L1361] ((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (p == & collision)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1357-L1357] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1606-L1606] (unsigned long )unused == 0UL [2024-02-02 09:35:50,580 INFO L101 nessWitnessExtractor]: Location invariant before [L1409-L1409] 0 <= unique_id [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1466-L1466] 0 <= unique_id [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1377-L1382] 0 <= unique_id [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1522-L1522] x == 1 [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1430-L1430] (1 <= him) && (him != 0) [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant after [L1550-L1556] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1577-L1577] (unsigned long )unused == 0UL [2024-02-02 09:35:50,581 INFO L101 nessWitnessExtractor]: Location invariant before [L1359-L1359] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1470-L1470] 0 <= unique_id [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1499-L1507] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1493-L1497] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1547-L1547] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1492-L1498] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1517-L1517] ((0 <= unique_id) && (1 == x)) && (x == 1) [2024-02-02 09:35:50,582 INFO L101 nessWitnessExtractor]: Location invariant before [L1576-L1576] (unsigned long )unused == 0UL [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1402-L1402] 0 <= unique_id [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1371-L1371] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1496-L1496] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1608-L1608] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1571-L1571] (unsigned long )unused == 0UL [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1548-L1548] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1609-L1609] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,583 INFO L101 nessWitnessExtractor]: Location invariant before [L1546-L1546] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1403-L1403] 0 <= unique_id [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1555-L1555] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1582-L1582] (unsigned long )unused == 0UL [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1509-L1509] ((((0 <= ret) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1573-L1573] (unsigned long )unused == 0UL [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1412-L1412] 0 <= unique_id [2024-02-02 09:35:50,584 INFO L101 nessWitnessExtractor]: Location invariant before [L1491-L1491] ((((((((0 <= unique_id) && (1 <= him)) && ((2147483648LL + (long long )mypid) + (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) + (long long )ret >= 0LL)) && ((2147483648LL + (long long )mypid) - (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) - (long long )ret >= 0LL)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,585 INFO L101 nessWitnessExtractor]: Location invariant before [L1367-L1372] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:50,585 INFO L101 nessWitnessExtractor]: Location invariant before [L1486-L1486] 0 <= unique_id [2024-02-02 09:35:50,585 INFO L101 nessWitnessExtractor]: Location invariant before [L1520-L1520] (1 == x) && (x == 1) [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1356-L1356] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1355-L1360] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1401-L1401] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1424-L1428] (1 <= him) && (him != 0) [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1482-L1482] 0 <= unique_id [2024-02-02 09:35:50,586 INFO L101 nessWitnessExtractor]: Location invariant before [L1423-L1432] (1 <= him) && (him != 0) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1391-L1391] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1413-L1413] 0 <= unique_id [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1459-L1459] (phead == 0) && (phead == 0) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1553-L1553] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1425-L1425] (1 <= him) && (him != 0) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1373-L1373] (((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (new == 0)) && (new == (ThreadInfo *)((void *)0))) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant before [L1597-L1597] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,587 INFO L101 nessWitnessExtractor]: Location invariant after [L1545-L1549] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:50,588 INFO L101 nessWitnessExtractor]: Location invariant before [L1484-L1484] 0 <= unique_id [2024-02-02 09:35:50,588 INFO L101 nessWitnessExtractor]: Location invariant before [L1554-L1554] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:50,589 INFO L101 nessWitnessExtractor]: Location invariant before [L1354-L1354] p == & collision [2024-02-02 09:35:50,589 INFO L101 nessWitnessExtractor]: Location invariant before [L1404-L1404] 0 <= unique_id [2024-02-02 09:35:50,589 INFO L101 nessWitnessExtractor]: Location invariant before [L1560-L1560] (-2147483647 <= PopOpen) && (0 <= unique_id) [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1519-L1519] (1 == x) && (x == 1) [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1366-L1366] (new == 0) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1505-L1505] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1388-L1388] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1572-L1572] (unsigned long )unused == 0UL [2024-02-02 09:35:50,590 INFO L101 nessWitnessExtractor]: Location invariant before [L1386-L1386] p == & S.ptop [2024-02-02 09:35:50,591 INFO L101 nessWitnessExtractor]: Location invariant before [L1590-L1590] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,591 INFO L101 nessWitnessExtractor]: Location invariant before [L1468-L1468] 0 <= unique_id [2024-02-02 09:35:50,591 INFO L101 nessWitnessExtractor]: Location invariant before [L1489-L1489] (((((1 <= him) && ((4294967296LL + (long long )mypid) + (long long )ret >= 0LL)) && ((4294967295LL - (long long )mypid) + (long long )ret >= 0LL)) && ((4294967295LL + (long long )mypid) - (long long )ret >= 0LL)) && ((4294967294LL - (long long )mypid) - (long long )ret >= 0LL)) && (him != 0) [2024-02-02 09:35:50,591 INFO L101 nessWitnessExtractor]: Location invariant before [L1528-L1528] 0 <= unique_id [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant before [L1595-L1595] (unsigned long )unused == 0UL [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant before [L1543-L1543] (0 <= unique_id) && (0 <= unique_id) [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant after [L1542-L1544] 0 <= unique_id [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant before [L1603-L1603] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant before [L1394-L1394] (((0 <= ret) && (ret <= 1)) && (p == & S.ptop)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,592 INFO L101 nessWitnessExtractor]: Location invariant before [L22-L22] 0 <= unique_id [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1585-L1585] (unsigned long )unused == 0UL [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant after [L1562-L1568] ((0 <= localPop_ret) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1481-L1485] 0 <= unique_id [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1578-L1578] (unsigned long )unused == 0UL [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1566-L1566] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1584-L1584] (unsigned long )unused == 0UL [2024-02-02 09:35:50,593 INFO L101 nessWitnessExtractor]: Location invariant before [L1393-L1393] ((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (p == & S.ptop)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,594 INFO L101 nessWitnessExtractor]: Location invariant before [L1483-L1483] 0 <= unique_id [2024-02-02 09:35:50,594 INFO L101 nessWitnessExtractor]: Location invariant before [L1594-L1594] (unsigned long )unused == 0UL [2024-02-02 09:35:50,594 INFO L101 nessWitnessExtractor]: Location invariant before [L1369-L1369] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:50,594 INFO L101 nessWitnessExtractor]: Location invariant before [L1501-L1501] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:50,594 INFO L101 nessWitnessExtractor]: Location invariant before [L1490-L1490] (((((((1 <= him) && ((2147483648LL + (long long )mypid) + (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) + (long long )ret >= 0LL)) && ((2147483648LL + (long long )mypid) - (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) - (long long )ret >= 0LL)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:50,700 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:35:51,188 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i[63614,63627] [2024-02-02 09:35:51,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:35:51,227 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:35:51,240 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned int __mode_t; 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 Syntax error [2024-02-02 09:35:51,308 ERROR L324 MainTranslator]: Unsupported Syntax: Unable to instrument "(new == 0) && (new == (ThreadInfo *)((void *)0))" at C: __VERIFIER_atomic_begin(); [1366] (Syntax Error: #34[rpar](0/43 - 0/44)) [2024-02-02 09:35:51,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@706e15d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:35:51, skipping insertion in model container [2024-02-02 09:35:51,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:35:51,309 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-02-02 09:35:51,310 INFO L158 Benchmark]: Toolchain (without parser) took 1046.93ms. Allocated memory is still 205.5MB. Free memory was 118.6MB in the beginning and 154.7MB in the end (delta: -36.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-02-02 09:35:51,311 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:35:51,311 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory is still 167.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:35:51,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.20ms. Allocated memory is still 205.5MB. Free memory was 118.3MB in the beginning and 154.7MB in the end (delta: -36.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-02-02 09:35:51,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory is still 167.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.20ms. Allocated memory is still 205.5MB. Free memory was 118.3MB in the beginning and 154.7MB in the end (delta: -36.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1366]: Unsupported Syntax Unable to instrument "(new == 0) && (new == (ThreadInfo *)((void *)0))" at C: __VERIFIER_atomic_begin(); [1366] (Syntax Error: #34[rpar](0/43 - 0/44)) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/elimination_backoff_stack.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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-59af5db-m [2024-02-02 09:35:53,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:35:53,527 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-02-02 09:35:53,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:35:53,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:35:53,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:35:53,557 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:35:53,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:35:53,558 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:35:53,561 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:35:53,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:35:53,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:35:53,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:35:53,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:35:53,568 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:35:53,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:35:53,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:35:53,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:35:53,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:35:53,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:35:53,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:35:53,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:35:53,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:35:53,571 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-02-02 09:35:53,571 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-02-02 09:35:53,571 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:35:53,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-02-02 09:35:53,572 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:35:53,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:35:53,572 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:35:53,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:35:53,573 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:35:53,573 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:35:53,573 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:35:53,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:35:53,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:35:53,575 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:35:53,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:35:53,576 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:35:53,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:35:53,576 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-02-02 09:35:53,576 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:35:53,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:35:53,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:35:53,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:35:53,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:35:53,896 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:35:53,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-02-02 09:35:55,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:35:55,454 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:35:55,455 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-02-02 09:35:55,478 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e460b57/1799d4616a594d02b02cdc3dd39972f5/FLAG2d6f81247 [2024-02-02 09:35:55,494 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e460b57/1799d4616a594d02b02cdc3dd39972f5 [2024-02-02 09:35:55,496 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:35:55,497 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:35:55,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/elimination_backoff_stack.yml/witness.yml [2024-02-02 09:35:55,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:35:55,691 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:35:55,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:35:55,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:35:55,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:35:55,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:35:55" (1/2) ... [2024-02-02 09:35:55,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da4c1ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:35:55, skipping insertion in model container [2024-02-02 09:35:55,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:35:55" (1/2) ... [2024-02-02 09:35:55,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ea7a633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:35:55, skipping insertion in model container [2024-02-02 09:35:55,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:35:55" (2/2) ... [2024-02-02 09:35:55,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da4c1ea and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:35:55, skipping insertion in model container [2024-02-02 09:35:55,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:35:55" (2/2) ... [2024-02-02 09:35:55,700 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:35:56,147 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:35:56,149 INFO L101 nessWitnessExtractor]: Location invariant before [L1391-L1391] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:56,149 INFO L101 nessWitnessExtractor]: Location invariant before [L1387-L1392] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:56,149 INFO L101 nessWitnessExtractor]: Location invariant before [L1467-L1467] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:56,149 INFO L101 nessWitnessExtractor]: Location invariant before [L1410-L1410] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:56,149 INFO L101 nessWitnessExtractor]: Location invariant before [L1379-L1379] 0 <= unique_id [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1582-L1582] (unsigned long )unused == 0UL [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1374-L1374] ((((0 <= ret) && (ret <= 1)) && (new == 0)) && (new == (ThreadInfo *)((void *)0))) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1554-L1554] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1585-L1585] (unsigned long )unused == 0UL [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1596-L1596] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,150 INFO L101 nessWitnessExtractor]: Location invariant before [L1425-L1425] (1 <= him) && (him != 0) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1516-L1516] (1 == x) && (x == 1) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1553-L1553] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1423-L1432] (1 <= him) && (him != 0) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1567-L1567] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1459-L1459] (phead == 0) && (phead == 0) [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1522-L1522] x == 1 [2024-02-02 09:35:56,151 INFO L101 nessWitnessExtractor]: Location invariant before [L1609-L1609] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,152 INFO L101 nessWitnessExtractor]: Location invariant before [L1489-L1489] (((((1 <= him) && ((4294967296LL + (long long )mypid) + (long long )ret >= 0LL)) && ((4294967295LL - (long long )mypid) + (long long )ret >= 0LL)) && ((4294967295LL + (long long )mypid) - (long long )ret >= 0LL)) && ((4294967294LL - (long long )mypid) - (long long )ret >= 0LL)) && (him != 0) [2024-02-02 09:35:56,152 INFO L101 nessWitnessExtractor]: Location invariant before [L1603-L1603] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,152 INFO L101 nessWitnessExtractor]: Location invariant before [L1431-L1431] (1 <= him) && (him != 0) [2024-02-02 09:35:56,152 INFO L101 nessWitnessExtractor]: Location invariant before [L1612-L1612] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:56,153 INFO L101 nessWitnessExtractor]: Location invariant before [L1572-L1572] (unsigned long )unused == 0UL [2024-02-02 09:35:56,153 INFO L101 nessWitnessExtractor]: Location invariant after [L1550-L1556] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:56,153 INFO L101 nessWitnessExtractor]: Location invariant before [L1356-L1356] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:56,153 INFO L101 nessWitnessExtractor]: Location invariant before [L1576-L1576] (unsigned long )unused == 0UL [2024-02-02 09:35:56,153 INFO L101 nessWitnessExtractor]: Location invariant before [L1371-L1371] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:56,154 INFO L101 nessWitnessExtractor]: Location invariant before [L1583-L1583] (unsigned long )unused == 0UL [2024-02-02 09:35:56,154 INFO L101 nessWitnessExtractor]: Location invariant before [L1560-L1560] (-2147483647 <= PopOpen) && (0 <= unique_id) [2024-02-02 09:35:56,154 INFO L101 nessWitnessExtractor]: Location invariant before [L1469-L1469] 0 <= unique_id [2024-02-02 09:35:56,154 INFO L101 nessWitnessExtractor]: Location invariant before [L1501-L1501] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,154 INFO L101 nessWitnessExtractor]: Location invariant before [L1520-L1520] (1 == x) && (x == 1) [2024-02-02 09:35:56,155 INFO L101 nessWitnessExtractor]: Location invariant before [L1521-L1523] x == 1 [2024-02-02 09:35:56,155 INFO L101 nessWitnessExtractor]: Location invariant before [L1548-L1548] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,156 INFO L101 nessWitnessExtractor]: Location invariant before [L1486-L1486] 0 <= unique_id [2024-02-02 09:35:56,156 INFO L101 nessWitnessExtractor]: Location invariant before [L1401-L1401] (0 <= unique_id) && (0 <= i) [2024-02-02 09:35:56,156 INFO L101 nessWitnessExtractor]: Location invariant before [L1588-L1588] (unsigned long )unused == 0UL [2024-02-02 09:35:56,156 INFO L101 nessWitnessExtractor]: Location invariant before [L1424-L1428] (1 <= him) && (him != 0) [2024-02-02 09:35:56,156 INFO L101 nessWitnessExtractor]: Location invariant before [L1430-L1430] (1 <= him) && (him != 0) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant before [L1499-L1507] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant before [L1496-L1496] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant before [L1518-L1518] ((1 <= unique_id) && (1 == x)) && (x == 1) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant before [L1535-L1535] ((0 <= v) && (v <= 4)) && ((v == 0 || v == 1) || v == 2) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant after [L1511-L1513] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:56,157 INFO L101 nessWitnessExtractor]: Location invariant before [L1388-L1388] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:56,158 INFO L101 nessWitnessExtractor]: Location invariant before [L1404-L1404] 0 <= unique_id [2024-02-02 09:35:56,158 INFO L101 nessWitnessExtractor]: Location invariant before [L1608-L1608] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,158 INFO L101 nessWitnessExtractor]: Location invariant before [L1373-L1373] (((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (new == 0)) && (new == (ThreadInfo *)((void *)0))) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,158 INFO L101 nessWitnessExtractor]: Location invariant before [L1412-L1412] 0 <= unique_id [2024-02-02 09:35:56,158 INFO L101 nessWitnessExtractor]: Location invariant before [L1543-L1543] (0 <= unique_id) && (0 <= unique_id) [2024-02-02 09:35:56,159 INFO L101 nessWitnessExtractor]: Location invariant before [L1536-L1536] ((0 <= v) && (v <= 4)) && ((v == 0 || v == 1) || v == 2) [2024-02-02 09:35:56,159 INFO L101 nessWitnessExtractor]: Location invariant before [L1606-L1606] (unsigned long )unused == 0UL [2024-02-02 09:35:56,159 INFO L101 nessWitnessExtractor]: Location invariant before [L1483-L1483] 0 <= unique_id [2024-02-02 09:35:56,159 INFO L101 nessWitnessExtractor]: Location invariant before [L1505-L1505] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1590-L1590] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1529-L1529] 1 <= unique_id [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1362-L1362] (((0 <= ret) && (ret <= 1)) && (p == & collision)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1416-L1416] ((((4294967296LL + (long long )him) + (long long )mypid >= 0LL) && ((4294967295LL - (long long )him) + (long long )mypid >= 0LL)) && ((4294967295LL + (long long )him) - (long long )mypid >= 0LL)) && ((4294967294LL - (long long )him) - (long long )mypid >= 0LL) [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1515-L1515] (1 == x) && (x == 1) [2024-02-02 09:35:56,160 INFO L101 nessWitnessExtractor]: Location invariant before [L1394-L1394] (((0 <= ret) && (ret <= 1)) && (p == & S.ptop)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1490-L1490] (((((((1 <= him) && ((2147483648LL + (long long )mypid) + (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) + (long long )ret >= 0LL)) && ((2147483648LL + (long long )mypid) - (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) - (long long )ret >= 0LL)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1470-L1470] 0 <= unique_id [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1546-L1546] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1570-L1570] (unsigned long )unused == 0UL [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1597-L1597] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1502-L1502] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1559-L1559] 0 <= unique_id [2024-02-02 09:35:56,161 INFO L101 nessWitnessExtractor]: Location invariant before [L1368-L1368] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:56,162 INFO L101 nessWitnessExtractor]: Location invariant after [L1514-L1524] x == 1 [2024-02-02 09:35:56,162 INFO L101 nessWitnessExtractor]: Location invariant before [L1571-L1571] (unsigned long )unused == 0UL [2024-02-02 09:35:56,162 INFO L101 nessWitnessExtractor]: Location invariant before [L1551-L1551] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:56,162 INFO L101 nessWitnessExtractor]: Location invariant before [L1614-L1614] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:56,164 INFO L101 nessWitnessExtractor]: Location invariant before [L1421-L1421] (1 <= him) && (him != 0) [2024-02-02 09:35:56,164 INFO L101 nessWitnessExtractor]: Location invariant before [L1466-L1466] 0 <= unique_id [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1361-L1361] ((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (p == & collision)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1468-L1468] 0 <= unique_id [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1481-L1485] 0 <= unique_id [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1547-L1547] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1366-L1366] (new == 0) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1381-L1381] 0 <= unique_id [2024-02-02 09:35:56,165 INFO L101 nessWitnessExtractor]: Location invariant before [L1493-L1497] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant before [L1503-L1503] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant after [L1542-L1544] 0 <= unique_id [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant before [L1460-L1460] phead == 0 [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant before [L1491-L1491] ((((((((0 <= unique_id) && (1 <= him)) && ((2147483648LL + (long long )mypid) + (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) + (long long )ret >= 0LL)) && ((2147483648LL + (long long )mypid) - (long long )ret >= 0LL)) && ((2147483647LL - (long long )mypid) - (long long )ret >= 0LL)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant before [L1589-L1589] (unsigned long )unused == 0UL [2024-02-02 09:35:56,166 INFO L101 nessWitnessExtractor]: Location invariant before [L1359-L1359] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:56,167 INFO L101 nessWitnessExtractor]: Location invariant before [L1354-L1354] p == & collision [2024-02-02 09:35:56,167 INFO L101 nessWitnessExtractor]: Location invariant after [L1562-L1568] ((0 <= localPop_ret) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,167 INFO L101 nessWitnessExtractor]: Location invariant before [L1409-L1409] 0 <= unique_id [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1528-L1528] 0 <= unique_id [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1500-L1506] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1584-L1584] (unsigned long )unused == 0UL [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1400-L1400] 0 <= unique_id [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1508-L1508] (((((0 <= unique_id) && (0 <= ret)) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1600-L1600] (unsigned long )unused == 0UL [2024-02-02 09:35:56,168 INFO L101 nessWitnessExtractor]: Location invariant before [L1422-L1433] (1 <= him) && (him != 0) [2024-02-02 09:35:56,169 INFO L101 nessWitnessExtractor]: Location invariant before [L1519-L1519] (1 == x) && (x == 1) [2024-02-02 09:35:56,169 INFO L101 nessWitnessExtractor]: Location invariant before [L1378-L1378] 0 <= unique_id [2024-02-02 09:35:56,169 INFO L101 nessWitnessExtractor]: Location invariant before [L1367-L1372] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:56,169 INFO L101 nessWitnessExtractor]: Location invariant before [L1566-L1566] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,169 INFO L101 nessWitnessExtractor]: Location invariant before [L1459-L1459] (phead == 0) && (phead == 0) [2024-02-02 09:35:56,170 INFO L101 nessWitnessExtractor]: Location invariant before [L1517-L1517] ((0 <= unique_id) && (1 == x)) && (x == 1) [2024-02-02 09:35:56,170 INFO L101 nessWitnessExtractor]: Location invariant before [L1413-L1413] 0 <= unique_id [2024-02-02 09:35:56,170 INFO L101 nessWitnessExtractor]: Location invariant before [L1377-L1382] 0 <= unique_id [2024-02-02 09:35:56,170 INFO L101 nessWitnessExtractor]: Location invariant before [L1509-L1509] ((((0 <= ret) && (1 <= him)) && (ret <= 1)) && (him != 0)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,171 INFO L101 nessWitnessExtractor]: Location invariant before [L1578-L1578] (unsigned long )unused == 0UL [2024-02-02 09:35:56,171 INFO L101 nessWitnessExtractor]: Location invariant before [L1355-L1360] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:56,171 INFO L101 nessWitnessExtractor]: Location invariant before [L1411-L1411] 0 <= unique_id [2024-02-02 09:35:56,171 INFO L101 nessWitnessExtractor]: Location invariant before [L1594-L1594] (unsigned long )unused == 0UL [2024-02-02 09:35:56,172 INFO L101 nessWitnessExtractor]: Location invariant before [L1402-L1402] 0 <= unique_id [2024-02-02 09:35:56,172 INFO L101 nessWitnessExtractor]: Location invariant before [L1577-L1577] (unsigned long )unused == 0UL [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1357-L1357] (0 <= unique_id) && (p == & collision) [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1552-L1552] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1565-L1565] ((((0 <= unique_id) && (0 <= localPop_ret)) && (PopOpen <= 2147483646)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1555-L1555] ((0 <= unique_id) && (1 == localPush1)) && (localPush1 == 1) [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1579-L1579] (unsigned long )unused == 0UL [2024-02-02 09:35:56,173 INFO L101 nessWitnessExtractor]: Location invariant before [L1512-L1512] (((S.ptop == 0) && (collision == 0)) && (unique_id == 0)) && (PopOpen == 0) [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1393-L1393] ((((0 <= unique_id) && (0 <= ret)) && (ret <= 1)) && (p == & S.ptop)) && (ret == 0 || ret == 1) [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1484-L1484] 0 <= unique_id [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1389-L1389] (0 <= unique_id) && (p == & S.ptop) [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1482-L1482] 0 <= unique_id [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1403-L1403] 0 <= unique_id [2024-02-02 09:35:56,174 INFO L101 nessWitnessExtractor]: Location invariant before [L1591-L1591] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1563-L1563] ((0 <= localPop_ret) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1564-L1564] (((0 <= unique_id) && (0 <= localPop_ret)) && (localPop_ret <= 4)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1595-L1595] (unsigned long )unused == 0UL [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1369-L1369] ((0 <= unique_id) && (new == 0)) && (new == (ThreadInfo *)((void *)0)) [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1602-L1602] (((0 <= localPop_ret) && (localPop_ret <= 4)) && ((unsigned long )unused == 0UL)) && ((localPop_ret == 0 || localPop_ret == 1) || localPop_ret == 2) [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1601-L1601] (unsigned long )unused == 0UL [2024-02-02 09:35:56,175 INFO L101 nessWitnessExtractor]: Location invariant before [L1573-L1573] (unsigned long )unused == 0UL [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant before [L1386-L1386] p == & S.ptop [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant before [L1492-L1498] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant before [L1494-L1494] ((((0 <= unique_id) && (1 <= him)) && (0 == ret)) && (ret == 0)) && (him != 0) [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant after [L1545-L1549] (1 == localPush1) && (localPush1 == 1) [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant before [L1607-L1607] (unsigned long )unused == 0UL [2024-02-02 09:35:56,176 INFO L101 nessWitnessExtractor]: Location invariant before [L22-L22] 0 <= unique_id [2024-02-02 09:35:56,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:35:56,722 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i[63614,63627] [2024-02-02 09:35:56,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:35:56,757 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:35:56,768 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned int __mode_t; 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 Syntax error [2024-02-02 09:35:56,822 ERROR L324 MainTranslator]: Unsupported Syntax: Unable to instrument "(new == 0) && (new == (ThreadInfo *)((void *)0))" at C: __VERIFIER_atomic_begin(); [1366] (Syntax Error: #34[rpar](0/43 - 0/44)) [2024-02-02 09:35:56,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ea7a633 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:35:56, skipping insertion in model container [2024-02-02 09:35:56,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:35:56,823 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-02-02 09:35:56,824 INFO L158 Benchmark]: Toolchain (without parser) took 1133.01ms. Allocated memory is still 77.6MB. Free memory was 52.2MB in the beginning and 41.7MB in the end (delta: 10.5MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-02-02 09:35:56,825 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:35:56,825 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:35:56,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1130.24ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 41.7MB in the end (delta: 10.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-02-02 09:35:56,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1130.24ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 41.7MB in the end (delta: 10.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1366]: Unsupported Syntax Unable to instrument "(new == 0) && (new == (ThreadInfo *)((void *)0))" at C: __VERIFIER_atomic_begin(); [1366] (Syntax Error: #34[rpar](0/43 - 0/44)) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN