./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.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/pthread-demo-datarace-3.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a340643f 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-C-DAC/pthread-demo-datarace-3.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-3.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-a340643-m [2024-01-27 14:59:20,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:59:20,698 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:59:20,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:59:20,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:59:20,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:59:20,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:59:20,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:59:20,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:59:20,730 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:59:20,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:59:20,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:59:20,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:59:20,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:59:20,733 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:59:20,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:59:20,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:59:20,734 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:59:20,734 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:59:20,734 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:59:20,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:59:20,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:59:20,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:59:20,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:59:20,736 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:59:20,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:59:20,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:59:20,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:59:20,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:59:20,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:59:20,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:59:20,738 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:59:20,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:59:20,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:59:20,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:59:20,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:59:20,739 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:59:20,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:59:20,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:59:20,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:59:20,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:59:20,740 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:59:20,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:59:20,740 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:59:20,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:59:20,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:59:20,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:59:20,924 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:59:20,925 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:59:20,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2024-01-27 14:59:21,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:59:22,150 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:59:22,151 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2024-01-27 14:59:22,162 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdca6be2/7bcb9c9d5377463face5c49565bde478/FLAG796aaaf7a [2024-01-27 14:59:22,171 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdca6be2/7bcb9c9d5377463face5c49565bde478 [2024-01-27 14:59:22,173 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:59:22,173 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:59:22,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-3.yml/witness.yml [2024-01-27 14:59:22,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:59:22,236 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:59:22,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:59:22,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:59:22,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:59:22,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:59:22" (1/2) ... [2024-01-27 14:59:22,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac6990d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:59:22, skipping insertion in model container [2024-01-27 14:59:22,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:59:22" (1/2) ... [2024-01-27 14:59:22,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5803ffbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:59:22, skipping insertion in model container [2024-01-27 14:59:22,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:59:22" (2/2) ... [2024-01-27 14:59:22,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac6990d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:22, skipping insertion in model container [2024-01-27 14:59:22,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:59:22" (2/2) ... [2024-01-27 14:59:22,244 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:59:22,315 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:59:22,316 INFO L98 nessWitnessExtractor]: Location invariant before [L1356-L1356] ((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,316 INFO L98 nessWitnessExtractor]: Location invariant before [L1356-L1356] 1 <= myglobal [2024-01-27 14:59:22,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1354-L1354] ((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1329-L1329] 0 <= myglobal [2024-01-27 14:59:22,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1329-L1329] 0 <= j [2024-01-27 14:59:22,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1329-L1329] (unsigned long )arg == 0UL [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1329-L1329] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Loop invariant at [L1325-L1335] (unsigned long )arg == 0UL [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Loop invariant at [L1325-L1335] ((1 <= j && ((((((((((5 <= i && (i <= 19 || i <= 20)) || i == 4) || i == 4) || i == 3) || i == 3) || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0))) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0)) || ((((4294967296LL + (long long )i) + (long long )j >= 0LL && (4294967295LL - (long long )i) + (long long )j >= 0LL) && (4294967295LL + (long long )i) - (long long )j >= 0LL) && (4294967294LL - (long long )i) - (long long )j >= 0LL) [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1333-L1333] 1 <= j [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1333-L1333] (unsigned long )arg == 0UL [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1333-L1333] 0 <= myglobal [2024-01-27 14:59:22,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1333-L1333] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1336-L1336] i == 20 [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1336-L1336] (unsigned long )arg == 0UL [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1336-L1336] 1 <= j [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1331-L1331] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1331-L1331] (unsigned long )arg == 0UL [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1331-L1331] 1 <= j [2024-01-27 14:59:22,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1362-L1362] i == 20 [2024-01-27 14:59:22,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1363-L1363] i == 20 [2024-01-27 14:59:22,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1358-L1361] i == 20 [2024-01-27 14:59:22,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1334-L1334] 1 <= myglobal [2024-01-27 14:59:22,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1334-L1334] 1 <= j [2024-01-27 14:59:22,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1334-L1334] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1334-L1334] (unsigned long )arg == 0UL [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1330-L1330] (unsigned long )arg == 0UL [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1330-L1330] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1330-L1330] 0 <= j [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1332-L1332] (unsigned long )arg == 0UL [2024-01-27 14:59:22,321 INFO L98 nessWitnessExtractor]: Location invariant before [L1332-L1332] 1 <= j [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1332-L1332] (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1327-L1327] (unsigned long )arg == 0UL [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1327-L1327] (1 <= j && (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1)) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0) [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1355-L1355] 0 <= myglobal [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1355-L1355] ((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:59:22,322 INFO L98 nessWitnessExtractor]: Location invariant before [L1364-L1364] i == 20 [2024-01-27 14:59:22,323 INFO L98 nessWitnessExtractor]: Location invariant before [L1365-L1365] i == 20 [2024-01-27 14:59:22,324 INFO L98 nessWitnessExtractor]: Location invariant before [L1360-L1360] i == 20 [2024-01-27 14:59:22,324 INFO L98 nessWitnessExtractor]: Location invariant before [L1328-L1328] 0 <= myglobal [2024-01-27 14:59:22,324 INFO L98 nessWitnessExtractor]: Location invariant before [L1328-L1328] (unsigned long )arg == 0UL [2024-01-27 14:59:22,324 INFO L98 nessWitnessExtractor]: Location invariant before [L1328-L1328] (1 <= j && (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1)) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0) [2024-01-27 14:59:22,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:59:22,508 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-C-DAC/pthread-demo-datarace-3.i[818,831] [2024-01-27 14:59:22,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:59:22,774 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 14:59:22,782 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-C-DAC/pthread-demo-datarace-3.i[818,831] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:59:22,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:59:23,002 INFO L206 MainTranslator]: Completed translation [2024-01-27 14:59:23,002 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23 WrapperNode [2024-01-27 14:59:23,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:59:23,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 14:59:23,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 14:59:23,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 14:59:23,009 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 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,026 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 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,056 INFO L138 Inliner]: procedures = 365, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2024-01-27 14:59:23,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 14:59:23,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 14:59:23,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 14:59:23,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 14:59:23,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,079 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,093 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2024-01-27 14:59:23,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,105 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 14:59:23,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 14:59:23,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 14:59:23,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 14:59:23,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (1/1) ... [2024-01-27 14:59:23,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:59:23,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 14:59:23,147 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) [2024-01-27 14:59:23,161 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 [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2024-01-27 14:59:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 14:59:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 14:59:23,175 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 14:59:23,297 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 14:59:23,299 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 14:59:23,548 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 14:59:23,549 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 14:59:23,705 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 14:59:23,705 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-27 14:59:23,705 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:59:23 BoogieIcfgContainer [2024-01-27 14:59:23,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 14:59:23,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 14:59:23,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 14:59:23,709 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 14:59:23,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:59:22" (1/4) ... [2024-01-27 14:59:23,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1899fb79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:59:23, skipping insertion in model container [2024-01-27 14:59:23,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:59:22" (2/4) ... [2024-01-27 14:59:23,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1899fb79 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:59:23, skipping insertion in model container [2024-01-27 14:59:23,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:59:23" (3/4) ... [2024-01-27 14:59:23,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1899fb79 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:59:23, skipping insertion in model container [2024-01-27 14:59:23,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:59:23" (4/4) ... [2024-01-27 14:59:23,711 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-3.i [2024-01-27 14:59:23,723 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 14:59:23,723 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2024-01-27 14:59:23,723 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 14:59:23,781 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-27 14:59:23,809 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 91 places, 91 transitions, 189 flow [2024-01-27 14:59:23,869 INFO L124 PetriNetUnfolderBase]: 4/90 cut-off events. [2024-01-27 14:59:23,869 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:59:23,873 INFO L83 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 90 events. 4/90 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 268 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2024-01-27 14:59:23,873 INFO L82 GeneralOperation]: Start removeDead. Operand has 91 places, 91 transitions, 189 flow [2024-01-27 14:59:23,876 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 89 transitions, 184 flow [2024-01-27 14:59:23,887 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:59:23,894 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;@5d7936d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:59:23,894 INFO L358 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2024-01-27 14:59:23,897 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:59:23,897 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-01-27 14:59:23,897 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:59:23,897 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:59:23,897 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-27 14:59:23,898 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 76 more)] === [2024-01-27 14:59:23,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:59:23,901 INFO L85 PathProgramCache]: Analyzing trace with hash 13833068, now seen corresponding path program 1 times [2024-01-27 14:59:23,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:59:23,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753804165] [2024-01-27 14:59:23,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:59:23,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:59:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:59:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 14:59:24,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:59:24,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753804165] [2024-01-27 14:59:24,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753804165] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:59:24,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:59:24,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 14:59:24,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701225088] [2024-01-27 14:59:24,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:59:24,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 14:59:24,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:59:24,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 14:59:24,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 14:59:24,292 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 40 out of 91 [2024-01-27 14:59:24,295 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 89 transitions, 184 flow. Second operand has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-01-27 14:59:24,295 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:59:24,295 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 40 of 91 [2024-01-27 14:59:24,296 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:59:24,447 INFO L124 PetriNetUnfolderBase]: 108/349 cut-off events. [2024-01-27 14:59:24,448 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:59:24,449 INFO L83 FinitePrefix]: Finished finitePrefix Result has 564 conditions, 349 events. 108/349 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1721 event pairs, 36 based on Foata normal form. 43/273 useless extension candidates. Maximal degree in co-relation 535. Up to 200 conditions per place. [2024-01-27 14:59:24,452 INFO L140 encePairwiseOnDemand]: 68/91 looper letters, 33 selfloop transitions, 2 changer transitions 0/73 dead transitions. [2024-01-27 14:59:24,452 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 73 transitions, 222 flow [2024-01-27 14:59:24,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 14:59:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 14:59:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 218 transitions. [2024-01-27 14:59:24,465 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5989010989010989 [2024-01-27 14:59:24,466 INFO L175 Difference]: Start difference. First operand has 89 places, 89 transitions, 184 flow. Second operand 4 states and 218 transitions. [2024-01-27 14:59:24,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 73 transitions, 222 flow [2024-01-27 14:59:24,470 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 73 transitions, 218 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:59:24,474 INFO L231 Difference]: Finished difference. Result has 69 places, 66 transitions, 138 flow [2024-01-27 14:59:24,476 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=138, PETRI_PLACES=69, PETRI_TRANSITIONS=66} [2024-01-27 14:59:24,478 INFO L281 CegarLoopForPetriNet]: 89 programPoint places, -20 predicate places. [2024-01-27 14:59:24,479 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 66 transitions, 138 flow [2024-01-27 14:59:24,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-01-27 14:59:24,479 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:59:24,479 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:59:24,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 14:59:24,480 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 76 more)] === [2024-01-27 14:59:24,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:59:24,481 INFO L85 PathProgramCache]: Analyzing trace with hash 428738126, now seen corresponding path program 1 times [2024-01-27 14:59:24,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:59:24,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285458501] [2024-01-27 14:59:24,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:59:24,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:59:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:59:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 14:59:24,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:59:24,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285458501] [2024-01-27 14:59:24,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285458501] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:59:24,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:59:24,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-27 14:59:24,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740122206] [2024-01-27 14:59:24,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:59:24,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:59:24,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:59:24,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:59:24,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:59:24,542 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 46 out of 91 [2024-01-27 14:59:24,543 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 66 transitions, 138 flow. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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) [2024-01-27 14:59:24,543 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:59:24,544 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 46 of 91 [2024-01-27 14:59:24,544 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:59:24,652 INFO L124 PetriNetUnfolderBase]: 170/553 cut-off events. [2024-01-27 14:59:24,653 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-01-27 14:59:24,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 894 conditions, 553 events. 170/553 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 3235 event pairs, 79 based on Foata normal form. 28/400 useless extension candidates. Maximal degree in co-relation 719. Up to 233 conditions per place. [2024-01-27 14:59:24,658 INFO L140 encePairwiseOnDemand]: 86/91 looper letters, 43 selfloop transitions, 2 changer transitions 0/82 dead transitions. [2024-01-27 14:59:24,658 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 82 transitions, 262 flow [2024-01-27 14:59:24,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:59:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:59:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 186 transitions. [2024-01-27 14:59:24,662 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6813186813186813 [2024-01-27 14:59:24,662 INFO L175 Difference]: Start difference. First operand has 69 places, 66 transitions, 138 flow. Second operand 3 states and 186 transitions. [2024-01-27 14:59:24,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 82 transitions, 262 flow [2024-01-27 14:59:24,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 82 transitions, 258 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:59:24,665 INFO L231 Difference]: Finished difference. Result has 70 places, 67 transitions, 151 flow [2024-01-27 14:59:24,665 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=135, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=151, PETRI_PLACES=70, PETRI_TRANSITIONS=67} [2024-01-27 14:59:24,666 INFO L281 CegarLoopForPetriNet]: 89 programPoint places, -19 predicate places. [2024-01-27 14:59:24,666 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 67 transitions, 151 flow [2024-01-27 14:59:24,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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) [2024-01-27 14:59:24,666 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:59:24,666 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:59:24,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 14:59:24,667 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread_function_dataraceErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 76 more)] === [2024-01-27 14:59:24,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:59:24,667 INFO L85 PathProgramCache]: Analyzing trace with hash 428825606, now seen corresponding path program 1 times [2024-01-27 14:59:24,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:59:24,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334312881] [2024-01-27 14:59:24,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:59:24,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:59:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:59:24,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 14:59:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:59:24,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 14:59:24,694 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 14:59:24,695 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread_function_dataraceErr1ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 79 remaining) [2024-01-27 14:59:24,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 79 remaining) [2024-01-27 14:59:24,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 79 remaining) [2024-01-27 14:59:24,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 79 remaining) [2024-01-27 14:59:24,698 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (69 of 79 remaining) [2024-01-27 14:59:24,698 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 79 remaining) [2024-01-27 14:59:24,698 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 79 remaining) [2024-01-27 14:59:24,698 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 79 remaining) [2024-01-27 14:59:24,698 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr1ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr2ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr30ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr3ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 79 remaining) [2024-01-27 14:59:24,699 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr31ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr4ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr5ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr6ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr7ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr8ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr9ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 79 remaining) [2024-01-27 14:59:24,700 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr10ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 79 remaining) [2024-01-27 14:59:24,701 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 79 remaining) [2024-01-27 14:59:24,701 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr11ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 79 remaining) [2024-01-27 14:59:24,701 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr12ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 79 remaining) [2024-01-27 14:59:24,701 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr13ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 79 remaining) [2024-01-27 14:59:24,701 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr14ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 79 remaining) [2024-01-27 14:59:24,702 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr15ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 79 remaining) [2024-01-27 14:59:24,702 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr16ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 79 remaining) [2024-01-27 14:59:24,702 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr17ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 79 remaining) [2024-01-27 14:59:24,702 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr18ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 79 remaining) [2024-01-27 14:59:24,702 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr19ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr20ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr21ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr22ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr23ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr24ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 79 remaining) [2024-01-27 14:59:24,703 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr25ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr26ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr27ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr28ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr29ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 79 remaining) [2024-01-27 14:59:24,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr2ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr30ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr31ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr4ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr5ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 79 remaining) [2024-01-27 14:59:24,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr6ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr9ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr10ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr32ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr11ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 79 remaining) [2024-01-27 14:59:24,706 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr12ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr13ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr14ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr15ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr16ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr17ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 79 remaining) [2024-01-27 14:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr18ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr19ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr20ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr21ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr22ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr23ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 79 remaining) [2024-01-27 14:59:24,708 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr24ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 79 remaining) [2024-01-27 14:59:24,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr25ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 79 remaining) [2024-01-27 14:59:24,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr26ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 79 remaining) [2024-01-27 14:59:24,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr27ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 79 remaining) [2024-01-27 14:59:24,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr28ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 79 remaining) [2024-01-27 14:59:24,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr29ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 79 remaining) [2024-01-27 14:59:24,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 14:59:24,710 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-01-27 14:59:24,714 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 14:59:24,714 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 14:59:24,726 INFO L503 ceAbstractionStarter]: Automizer considered 44 witness invariants [2024-01-27 14:59:24,726 INFO L504 ceAbstractionStarter]: WitnessConsidered=44 [2024-01-27 14:59:24,727 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:59:24 BasicIcfg [2024-01-27 14:59:24,727 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 14:59:24,727 INFO L158 Benchmark]: Toolchain (without parser) took 2490.93ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 71.3MB in the beginning and 67.7MB in the end (delta: 3.6MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,727 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:59:24,728 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:59:24,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 765.43ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 71.1MB in the beginning and 151.6MB in the end (delta: -80.5MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.42ms. Allocated memory is still 207.6MB. Free memory was 151.6MB in the beginning and 149.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,728 INFO L158 Benchmark]: Boogie Preprocessor took 66.96ms. Allocated memory is still 207.6MB. Free memory was 149.5MB in the beginning and 146.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,729 INFO L158 Benchmark]: RCFGBuilder took 580.43ms. Allocated memory is still 207.6MB. Free memory was 146.4MB in the beginning and 84.5MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,729 INFO L158 Benchmark]: TraceAbstraction took 1020.10ms. Allocated memory is still 207.6MB. Free memory was 83.4MB in the beginning and 67.7MB in the end (delta: 15.7MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-01-27 14:59:24,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 765.43ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 71.1MB in the beginning and 151.6MB in the end (delta: -80.5MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.42ms. Allocated memory is still 207.6MB. Free memory was 151.6MB in the beginning and 149.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.96ms. Allocated memory is still 207.6MB. Free memory was 149.5MB in the beginning and 146.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 580.43ms. Allocated memory is still 207.6MB. Free memory was 146.4MB in the beginning and 84.5MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1020.10ms. Allocated memory is still 207.6MB. Free memory was 83.4MB in the beginning and 67.7MB in the end (delta: 15.7MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1325]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1320] 0 int myglobal; [L1321] 0 pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1340] 0 pthread_t mythread; [L1341] 0 int i; [L1342] FCALL, FORK 0 pthread_create( &mythread, ((void *)0), thread_function_datarace, ((void *)0)) VAL [arg={0:0}, myglobal=0, mythread={3:0}] [L1324] 1 int i,j; [L1325] 1 i=0 VAL [arg={0:0}, arg={0:0}, i=0, myglobal=0] [L1325] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, i=0, myglobal=0] [L1325] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[j]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[5],IdentifierExpression[i]],BinaryExpression[LOGICOR,BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[19]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[20]]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[2147483648LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483648LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967296LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967294LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]]]]] VAL [arg={0:0}, arg={0:0}, i=0, j=-4294967297, myglobal=0] - UnprovableResult [Line: 1354]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1358]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1355]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1355]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1360]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1362]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1363]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1364]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1365]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1342]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1325]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1327]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1336]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1327]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1336]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1328]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1328]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1328]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1336]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1330]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1330]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1330]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1332]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1332]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1332]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1333]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1333]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1333]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1333]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1325]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1325]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 146 locations, 79 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 129 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 142 IncrementalHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 1 mSDtfsCounter, 142 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-27 14:59:24,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE