./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 14:59:14,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 14:59:14,968 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 14:59:14,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 14:59:14,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 14:59:14,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 14:59:14,997 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 14:59:14,997 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 14:59:14,998 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 14:59:14,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 14:59:14,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 14:59:14,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 14:59:14,999 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 14:59:14,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 14:59:14,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 14:59:14,999 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 14:59:15,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 14:59:15,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 14:59:15,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 14:59:15,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 14:59:15,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 14:59:15,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 14:59:15,002 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 14:59:15,002 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 14:59:15,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 14:59:15,002 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 14:59:15,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 14:59:15,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 14:59:15,003 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 14:59:15,003 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 14:59:15,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 14:59:15,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 14:59:15,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 14:59:15,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 14:59:15,004 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 14:59:15,004 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 14:59:15,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 14:59:15,005 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 14:59:15,005 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 14:59:15,005 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 14:59:15,005 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 14:59:15,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 14:59:15,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 14:59:15,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 14:59:15,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 14:59:15,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 14:59:15,209 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 14:59:15,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-08 14:59:16,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 14:59:16,603 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 14:59:16,603 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-08 14:59:16,609 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d10f69a4/bcb9a631f0e7480980d0fedc4d336f62/FLAG2d4034fff [2024-09-08 14:59:16,625 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d10f69a4/bcb9a631f0e7480980d0fedc4d336f62 [2024-09-08 14:59:16,628 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 14:59:16,630 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 14:59:16,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml [2024-09-08 14:59:16,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 14:59:16,894 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 14:59:16,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 14:59:16,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 14:59:16,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 14:59:16,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:59:16" (1/2) ... [2024-09-08 14:59:16,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fc2070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:59:16, skipping insertion in model container [2024-09-08 14:59:16,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:59:16" (1/2) ... [2024-09-08 14:59:16,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@492e9f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:59:16, skipping insertion in model container [2024-09-08 14:59:16,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:59:16" (2/2) ... [2024-09-08 14:59:16,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fc2070 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:16, skipping insertion in model container [2024-09-08 14:59:16,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:59:16" (2/2) ... [2024-09-08 14:59:16,988 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 14:59:16,989 INFO L1541 ArrayList]: Location invariant before [L70-L70] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,989 INFO L1541 ArrayList]: Location invariant before [L50-L50] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,991 INFO L1541 ArrayList]: Location invariant before [L111-L111] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,991 INFO L1541 ArrayList]: Location invariant before [L87-L87] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,991 INFO L1541 ArrayList]: Location invariant before [L96-L96] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,992 INFO L1541 ArrayList]: Location invariant before [L133-L133] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,992 INFO L1541 ArrayList]: Location invariant before [L65-L65] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,992 INFO L1541 ArrayList]: Location invariant before [L55-L55] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,992 INFO L1541 ArrayList]: Location invariant before [L116-L116] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:16,992 INFO L1541 ArrayList]: Location invariant before [L101-L101] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-08 14:59:17,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 14:59:17,174 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-09-08 14:59:17,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 14:59:17,196 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 14:59:17,452 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-09-08 14:59:17,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 14:59:17,485 INFO L204 MainTranslator]: Completed translation [2024-09-08 14:59:17,486 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17 WrapperNode [2024-09-08 14:59:17,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 14:59:17,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 14:59:17,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 14:59:17,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 14:59:17,523 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 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,561 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 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,632 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 397 [2024-09-08 14:59:17,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 14:59:17,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 14:59:17,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 14:59:17,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 14:59:17,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 14:59:17,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 14:59:17,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 14:59:17,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 14:59:17,713 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (1/1) ... [2024-09-08 14:59:17,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 14:59:17,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:17,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 14:59:17,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 14:59:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 14:59:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-08 14:59:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-08 14:59:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 14:59:17,774 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 14:59:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 14:59:17,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 14:59:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 14:59:17,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 14:59:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-08 14:59:17,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-08 14:59:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 14:59:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-09-08 14:59:17,776 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-09-08 14:59:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-09-08 14:59:17,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-09-08 14:59:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 14:59:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 14:59:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-08 14:59:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 14:59:17,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 14:59:17,779 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 14:59:17,888 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 14:59:17,889 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 14:59:18,512 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 14:59:18,512 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 14:59:19,208 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 14:59:19,208 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-08 14:59:19,209 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:59:19 BoogieIcfgContainer [2024-09-08 14:59:19,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 14:59:19,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 14:59:19,211 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 14:59:19,214 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 14:59:19,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 02:59:16" (1/4) ... [2024-09-08 14:59:19,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66749517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:59:19, skipping insertion in model container [2024-09-08 14:59:19,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:59:16" (2/4) ... [2024-09-08 14:59:19,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66749517 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:59:19, skipping insertion in model container [2024-09-08 14:59:19,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:59:17" (3/4) ... [2024-09-08 14:59:19,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66749517 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:59:19, skipping insertion in model container [2024-09-08 14:59:19,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:59:19" (4/4) ... [2024-09-08 14:59:19,217 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-09-08 14:59:19,238 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 14:59:19,238 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-09-08 14:59:19,238 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 14:59:19,371 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-09-08 14:59:19,399 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:59:19,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 14:59:19,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:19,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 14:59:19,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 14:59:19,431 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 14:59:19,488 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork5 ======== [2024-09-08 14:59:19,495 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1ea26cbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:59:19,495 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 14:59:19,906 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:19,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:19,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1642558890, now seen corresponding path program 1 times [2024-09-08 14:59:19,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:19,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137226517] [2024-09-08 14:59:19,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:19,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:20,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:20,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137226517] [2024-09-08 14:59:20,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137226517] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:59:20,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:59:20,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 14:59:20,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794115909] [2024-09-08 14:59:20,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:20,131 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-09-08 14:59:20,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:20,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-09-08 14:59:20,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-09-08 14:59:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,153 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:20,154 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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) [2024-09-08 14:59:20,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,243 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 14:59:20,243 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:20,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:20,243 INFO L85 PathProgramCache]: Analyzing trace with hash -722534816, now seen corresponding path program 1 times [2024-09-08 14:59:20,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:20,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469571584] [2024-09-08 14:59:20,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:20,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:20,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:20,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469571584] [2024-09-08 14:59:20,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469571584] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:59:20,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:59:20,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:59:20,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865598468] [2024-09-08 14:59:20,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:20,644 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 14:59:20,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:20,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 14:59:20,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 14:59:20,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,645 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:20,645 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-09-08 14:59:20,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:20,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:20,816 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 14:59:20,816 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:20,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:20,818 INFO L85 PathProgramCache]: Analyzing trace with hash -855477284, now seen corresponding path program 1 times [2024-09-08 14:59:20,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:20,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916117416] [2024-09-08 14:59:20,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:20,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:23,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:23,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916117416] [2024-09-08 14:59:23,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916117416] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 14:59:23,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099570242] [2024-09-08 14:59:23,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:23,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:23,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:23,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 14:59:23,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-08 14:59:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:23,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 14:59:23,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 14:59:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:24,372 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 14:59:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:27,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099570242] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-08 14:59:27,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-08 14:59:27,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 13 [2024-09-08 14:59:27,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335756851] [2024-09-08 14:59:27,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:27,729 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:59:27,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:27,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:59:27,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2024-09-08 14:59:27,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:27,731 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:27,731 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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) [2024-09-08 14:59:27,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:27,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:27,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:27,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-08 14:59:28,129 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-09-08 14:59:28,130 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:28,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:28,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1984667903, now seen corresponding path program 1 times [2024-09-08 14:59:28,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:28,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033880942] [2024-09-08 14:59:28,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:28,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 14:59:30,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:30,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033880942] [2024-09-08 14:59:30,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033880942] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:59:30,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:59:30,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:59:30,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004383896] [2024-09-08 14:59:30,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:30,054 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:59:30,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:30,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:59:30,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:59:30,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:30,056 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:30,056 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 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) [2024-09-08 14:59:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:30,597 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 14:59:30,597 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:30,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:30,597 INFO L85 PathProgramCache]: Analyzing trace with hash -975519251, now seen corresponding path program 1 times [2024-09-08 14:59:30,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:30,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107433294] [2024-09-08 14:59:30,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:30,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 14:59:31,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:31,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107433294] [2024-09-08 14:59:31,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107433294] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:59:31,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:59:31,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 14:59:31,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171442195] [2024-09-08 14:59:31,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:31,786 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:59:31,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:31,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:59:31,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:59:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:31,787 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:31,787 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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) [2024-09-08 14:59:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:31,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:31,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:31,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:31,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:32,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:32,208 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 14:59:32,208 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:32,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:32,209 INFO L85 PathProgramCache]: Analyzing trace with hash -679209804, now seen corresponding path program 1 times [2024-09-08 14:59:32,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:32,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495006728] [2024-09-08 14:59:32,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:32,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 14:59:33,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:33,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495006728] [2024-09-08 14:59:33,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495006728] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:59:33,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:59:33,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:59:33,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419172050] [2024-09-08 14:59:33,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:59:33,406 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 14:59:33,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:33,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 14:59:33,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-08 14:59:33,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:33,407 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:33,407 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:33,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:59:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:59:33,996 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 14:59:33,996 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:33,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:33,997 INFO L85 PathProgramCache]: Analyzing trace with hash -886821472, now seen corresponding path program 1 times [2024-09-08 14:59:33,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:33,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557698258] [2024-09-08 14:59:33,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:33,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:34,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:34,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557698258] [2024-09-08 14:59:34,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557698258] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 14:59:34,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253213475] [2024-09-08 14:59:34,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:34,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:34,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:34,193 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 14:59:34,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-08 14:59:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:34,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-08 14:59:34,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 14:59:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:34,426 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 14:59:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:34,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253213475] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 14:59:34,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 14:59:34,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-08 14:59:34,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028910051] [2024-09-08 14:59:34,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 14:59:34,499 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 14:59:34,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:34,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 14:59:34,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-09-08 14:59:34,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:34,500 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:34,501 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.454545454545455) internal successors, (115), 10 states have internal predecessors, (115), 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) [2024-09-08 14:59:34,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:34,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:34,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:34,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:59:34,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:34,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:59:34,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:34,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:34,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:59:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:59:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:34,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-08 14:59:35,054 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:35,055 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:35,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:35,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1416038748, now seen corresponding path program 2 times [2024-09-08 14:59:35,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:35,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559544215] [2024-09-08 14:59:35,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:35,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:36,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:36,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559544215] [2024-09-08 14:59:36,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559544215] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 14:59:36,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914441230] [2024-09-08 14:59:36,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 14:59:36,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:36,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:36,462 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 14:59:36,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-08 14:59:36,569 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 14:59:36,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 14:59:36,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-09-08 14:59:36,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 14:59:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:37,350 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 14:59:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:45,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914441230] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 14:59:45,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 14:59:45,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 20 [2024-09-08 14:59:45,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533911847] [2024-09-08 14:59:45,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 14:59:45,440 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-08 14:59:45,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:59:45,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-08 14:59:45,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-09-08 14:59:45,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:45,442 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:59:45,442 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.285714285714286) internal successors, (132), 21 states have internal predecessors, (132), 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) [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:59:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:59:49,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 14:59:49,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-08 14:59:49,590 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:49,591 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:59:49,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:59:49,592 INFO L85 PathProgramCache]: Analyzing trace with hash -418465265, now seen corresponding path program 3 times [2024-09-08 14:59:49,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:59:49,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425457773] [2024-09-08 14:59:49,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:59:49,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:59:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:59:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:59:49,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:59:49,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425457773] [2024-09-08 14:59:49,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425457773] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 14:59:49,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1924650906] [2024-09-08 14:59:49,964 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 14:59:49,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 14:59:49,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:59:49,965 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 14:59:49,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-08 14:59:50,079 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-09-08 14:59:50,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 14:59:50,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-09-08 14:59:50,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 14:59:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-09-08 14:59:51,029 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-09-08 15:00:00,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1924650906] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:00,134 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:00,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 22 [2024-09-08 15:00:00,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276990514] [2024-09-08 15:00:00,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:00,135 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-09-08 15:00:00,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:00,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-09-08 15:00:00,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=408, Unknown=0, NotChecked=0, Total=506 [2024-09-08 15:00:00,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:00,136 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:00,136 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.478260869565218) internal successors, (149), 22 states have internal predecessors, (149), 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) [2024-09-08 15:00:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:00,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:06,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:06,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-08 15:00:06,530 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-09-08 15:00:06,531 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:06,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:06,531 INFO L85 PathProgramCache]: Analyzing trace with hash 613110071, now seen corresponding path program 1 times [2024-09-08 15:00:06,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:06,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637147371] [2024-09-08 15:00:06,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:06,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:06,636 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-08 15:00:06,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:06,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637147371] [2024-09-08 15:00:06,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637147371] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:00:06,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:00:06,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 15:00:06,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513786420] [2024-09-08 15:00:06,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:00:06,637 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:00:06,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:06,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:00:06,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 15:00:06,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:06,638 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:06,639 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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) [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:06,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:07,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:07,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:07,619 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 15:00:07,619 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:07,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:07,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1601972159, now seen corresponding path program 1 times [2024-09-08 15:00:07,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:07,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714562351] [2024-09-08 15:00:07,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:07,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 15:00:07,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:07,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714562351] [2024-09-08 15:00:07,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714562351] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:07,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240548725] [2024-09-08 15:00:07,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:07,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:07,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:07,938 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:07,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-08 15:00:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:08,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-08 15:00:08,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:08,249 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:08,368 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:08,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240548725] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:08,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:08,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 21 [2024-09-08 15:00:08,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811968551] [2024-09-08 15:00:08,369 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:08,369 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-08 15:00:08,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:08,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-08 15:00:08,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2024-09-08 15:00:08,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:08,370 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:08,370 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 6.909090909090909) internal successors, (152), 21 states have internal predecessors, (152), 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) [2024-09-08 15:00:08,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:10,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:10,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-08 15:00:10,271 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:10,271 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:10,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:10,271 INFO L85 PathProgramCache]: Analyzing trace with hash -866195371, now seen corresponding path program 2 times [2024-09-08 15:00:10,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:10,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854948305] [2024-09-08 15:00:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:11,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:11,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854948305] [2024-09-08 15:00:11,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854948305] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:11,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786802926] [2024-09-08 15:00:11,008 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:00:11,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:11,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:11,013 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:11,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-08 15:00:11,234 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 15:00:11,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:11,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 1780 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-09-08 15:00:11,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 46 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:11,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:11,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786802926] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:11,685 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:11,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 31 [2024-09-08 15:00:11,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499942114] [2024-09-08 15:00:11,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:11,686 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-09-08 15:00:11,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:11,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-09-08 15:00:11,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2024-09-08 15:00:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:11,687 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:11,687 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.4375) internal successors, (206), 31 states have internal predecessors, (206), 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) [2024-09-08 15:00:11,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:11,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:12,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:12,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:12,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:12,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-09-08 15:00:12,576 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-09-08 15:00:12,576 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:12,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:12,577 INFO L85 PathProgramCache]: Analyzing trace with hash -275417131, now seen corresponding path program 3 times [2024-09-08 15:00:12,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:12,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539010362] [2024-09-08 15:00:12,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:12,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 14 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:13,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:13,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539010362] [2024-09-08 15:00:13,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539010362] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:13,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972167715] [2024-09-08 15:00:13,540 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 15:00:13,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:13,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:13,543 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:13,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-08 15:00:13,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-08 15:00:13,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:13,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-08 15:00:13,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 54 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-08 15:00:14,047 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-09-08 15:00:14,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [972167715] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:14,164 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:14,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 5] total 27 [2024-09-08 15:00:14,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782739972] [2024-09-08 15:00:14,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:14,165 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-08 15:00:14,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:14,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-08 15:00:14,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2024-09-08 15:00:14,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:14,167 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:14,167 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 6.62962962962963) internal successors, (179), 27 states have internal predecessors, (179), 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) [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:14,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:18,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-08 15:00:18,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-08 15:00:18,263 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:18,263 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:18,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:18,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1130124892, now seen corresponding path program 4 times [2024-09-08 15:00:18,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:18,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056140260] [2024-09-08 15:00:18,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:18,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 156 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:19,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:19,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056140260] [2024-09-08 15:00:19,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056140260] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:19,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632334950] [2024-09-08 15:00:19,470 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-08 15:00:19,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:19,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:19,471 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:19,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-08 15:00:19,790 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-08 15:00:19,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:19,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-09-08 15:00:19,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-08 15:00:20,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-08 15:00:20,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632334950] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:20,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:20,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 43 [2024-09-08 15:00:20,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249177449] [2024-09-08 15:00:20,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:20,502 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-09-08 15:00:20,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:20,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-09-08 15:00:20,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-09-08 15:00:20,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:20,503 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:20,503 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 6.090909090909091) internal successors, (268), 43 states have internal predecessors, (268), 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) [2024-09-08 15:00:20,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:20,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:20,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:20,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-09-08 15:00:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-08 15:00:21,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:21,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-09-08 15:00:21,543 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-09-08 15:00:21,544 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:21,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:21,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1199195612, now seen corresponding path program 5 times [2024-09-08 15:00:21,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:21,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565493127] [2024-09-08 15:00:21,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:21,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:22,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:22,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565493127] [2024-09-08 15:00:22,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565493127] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:22,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429265254] [2024-09-08 15:00:22,627 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-08 15:00:22,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:22,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:22,628 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:22,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-08 15:00:22,994 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-09-08 15:00:22,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:23,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-09-08 15:00:23,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 150 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-09-08 15:00:23,348 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-09-08 15:00:23,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429265254] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:23,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:23,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 5] total 35 [2024-09-08 15:00:23,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920959975] [2024-09-08 15:00:23,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:23,478 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-09-08 15:00:23,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:23,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-09-08 15:00:23,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1049, Unknown=0, NotChecked=0, Total=1190 [2024-09-08 15:00:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:23,479 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:23,480 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 6.4) internal successors, (224), 35 states have internal predecessors, (224), 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) [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:23,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:23,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:23,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:23,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-09-08 15:00:23,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:23,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:29,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:29,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-09-08 15:00:30,114 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-08 15:00:30,115 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:30,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:30,115 INFO L85 PathProgramCache]: Analyzing trace with hash -537454462, now seen corresponding path program 6 times [2024-09-08 15:00:30,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:30,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552490437] [2024-09-08 15:00:30,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 315 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:32,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:32,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552490437] [2024-09-08 15:00:32,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552490437] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:32,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995920652] [2024-09-08 15:00:32,454 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-08 15:00:32,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:32,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:32,455 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:32,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-09-08 15:00:33,091 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-09-08 15:00:33,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:33,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 3851 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-09-08 15:00:33,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 286 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:00:33,665 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:34,242 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:00:34,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995920652] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:34,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:34,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19, 19] total 66 [2024-09-08 15:00:34,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046956587] [2024-09-08 15:00:34,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:34,244 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-09-08 15:00:34,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:34,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-09-08 15:00:34,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=661, Invalid=3761, Unknown=0, NotChecked=0, Total=4422 [2024-09-08 15:00:34,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:34,248 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:34,248 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 4.970149253731344) internal successors, (333), 66 states have internal predecessors, (333), 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) [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:34,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:34,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:35,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:35,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-09-08 15:00:35,442 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:35,442 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:35,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:35,443 INFO L85 PathProgramCache]: Analyzing trace with hash 553691138, now seen corresponding path program 7 times [2024-09-08 15:00:35,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:35,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953285061] [2024-09-08 15:00:35,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:35,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:00:37,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:37,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953285061] [2024-09-08 15:00:37,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953285061] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:37,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338390195] [2024-09-08 15:00:37,163 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-08 15:00:37,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:37,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:37,165 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:37,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-08 15:00:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:37,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 3869 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 15:00:37,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 311 proven. 82 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:00:38,049 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:00:38,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338390195] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:38,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:38,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 64 [2024-09-08 15:00:38,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509604619] [2024-09-08 15:00:38,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:38,521 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-09-08 15:00:38,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:38,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-09-08 15:00:38,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=704, Invalid=3456, Unknown=0, NotChecked=0, Total=4160 [2024-09-08 15:00:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:38,524 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:38,525 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 5.292307692307692) internal successors, (344), 64 states have internal predecessors, (344), 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) [2024-09-08 15:00:38,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:38,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:38,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:38,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:38,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:38,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:39,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:39,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 15:00:39,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-09-08 15:00:39,722 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-09-08 15:00:39,723 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:39,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:39,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1440234114, now seen corresponding path program 8 times [2024-09-08 15:00:39,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:39,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117266356] [2024-09-08 15:00:39,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:39,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 81 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:41,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:41,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117266356] [2024-09-08 15:00:41,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117266356] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:41,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305136800] [2024-09-08 15:00:41,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:00:41,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:41,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:41,562 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:41,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-08 15:00:42,016 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 15:00:42,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:42,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 3878 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-09-08 15:00:42,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:42,457 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 333 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-09-08 15:00:42,457 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:42,624 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 113 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-09-08 15:00:42,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305136800] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:42,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:42,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 6] total 48 [2024-09-08 15:00:42,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001205431] [2024-09-08 15:00:42,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:42,626 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-09-08 15:00:42,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:42,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-09-08 15:00:42,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=2006, Unknown=0, NotChecked=0, Total=2256 [2024-09-08 15:00:42,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:42,629 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:42,629 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.833333333333333) internal successors, (280), 48 states have internal predecessors, (280), 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) [2024-09-08 15:00:42,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:42,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:42,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:42,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-08 15:00:42,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 15:00:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-09-08 15:00:51,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-09-08 15:00:51,416 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-08 15:00:51,416 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:51,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:51,418 INFO L85 PathProgramCache]: Analyzing trace with hash 479749399, now seen corresponding path program 9 times [2024-09-08 15:00:51,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:51,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571121831] [2024-09-08 15:00:51,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:51,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:00:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 614 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:00:55,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:00:55,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571121831] [2024-09-08 15:00:55,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571121831] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:00:55,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226089059] [2024-09-08 15:00:55,377 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 15:00:55,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:55,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:00:55,378 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:00:55,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-08 15:00:56,247 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-09-08 15:00:56,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:00:56,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 5173 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-09-08 15:00:56,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:00:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 570 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 15:00:57,076 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:00:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 649 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 15:00:57,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226089059] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:00:57,844 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:00:57,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 26, 26] total 90 [2024-09-08 15:00:57,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952324294] [2024-09-08 15:00:57,844 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:00:57,844 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-09-08 15:00:57,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:00:57,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-09-08 15:00:57,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1215, Invalid=6975, Unknown=0, NotChecked=0, Total=8190 [2024-09-08 15:00:57,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:57,848 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:00:57,848 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 4.747252747252747) internal successors, (432), 90 states have internal predecessors, (432), 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) [2024-09-08 15:00:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-08 15:00:57,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-09-08 15:00:57,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:59,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 15:00:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-09-08 15:00:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-08 15:00:59,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-09-08 15:00:59,470 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:00:59,470 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 15:00:59,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:00:59,471 INFO L85 PathProgramCache]: Analyzing trace with hash -2033117029, now seen corresponding path program 10 times [2024-09-08 15:00:59,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:00:59,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004990895] [2024-09-08 15:00:59,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:00:59,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:00:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:01:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 2 proven. 749 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:01:09,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:01:09,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004990895] [2024-09-08 15:01:09,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004990895] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:01:09,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966712952] [2024-09-08 15:01:09,155 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-08 15:01:09,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:01:09,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:01:09,156 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:01:09,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-08 15:01:09,658 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-08 15:01:09,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:01:09,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 5200 conjuncts, 285 conjuncts are in the unsatisfiable core [2024-09-08 15:01:09,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:01:21,133 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-08 15:01:21,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 286 treesize of output 52 [2024-09-08 15:01:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-09-08 15:01:21,476 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:03:00,518 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-08 15:03:00,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 26 select indices, 26 select index equivalence classes, 0 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 325 case distinctions, treesize of input 1489 treesize of output 1866 Killed by 15