./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-1-dsl.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-1-dsl.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-1-dsl.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 02:40:45,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 02:40:45,181 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 02:40:45,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 02:40:45,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 02:40:45,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 02:40:45,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 02:40:45,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 02:40:45,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 02:40:45,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 02:40:45,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 02:40:45,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 02:40:45,212 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 02:40:45,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 02:40:45,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 02:40:45,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 02:40:45,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 02:40:45,216 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 02:40:45,216 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 02:40:45,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 02:40:45,217 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 02:40:45,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 02:40:45,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 02:40:45,218 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 02:40:45,218 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 02:40:45,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:40:45,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 02:40:45,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 02:40:45,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 02:40:45,220 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 02:40:45,221 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 02:40:45,221 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 02:40:45,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 02:40:45,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 02:40:45,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 02:40:45,430 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 02:40:45,430 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 02:40:45,431 INFO L431 ainManager$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-1-dsl.wvr.yml/witness.yml [2024-09-08 02:40:45,611 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 02:40:45,612 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 02:40:45,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-09-08 02:40:46,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 02:40:46,974 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 02:40:46,974 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-09-08 02:40:46,980 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/05cb0164c/16f2403bb28144ca83a9636b9e1d2123/FLAG198d60d2c [2024-09-08 02:40:46,990 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/05cb0164c/16f2403bb28144ca83a9636b9e1d2123 [2024-09-08 02:40:46,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 02:40:46,991 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 02:40:46,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 02:40:46,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 02:40:47,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 02:40:47,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:40:45" (1/2) ... [2024-09-08 02:40:47,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c3d0be and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:40:47, skipping insertion in model container [2024-09-08 02:40:47,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:40:45" (1/2) ... [2024-09-08 02:40:47,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@145aa742 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:40:47, skipping insertion in model container [2024-09-08 02:40:47,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:40:46" (2/2) ... [2024-09-08 02:40:47,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c3d0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47, skipping insertion in model container [2024-09-08 02:40:47,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:40:46" (2/2) ... [2024-09-08 02:40:47,055 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 02:40:47,057 INFO L1541 ArrayList]: Location invariant before [L68-L68] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,058 INFO L1541 ArrayList]: Location invariant before [L77-L77] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,058 INFO L1541 ArrayList]: Location invariant before [L50-L50] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,058 INFO L1541 ArrayList]: Location invariant before [L129-L129] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,058 INFO L1541 ArrayList]: Location invariant before [L73-L73] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L87-L87] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L120-L120] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L125-L125] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L139-L139] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L111-L111] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,059 INFO L1541 ArrayList]: Location invariant before [L55-L55] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,060 INFO L1541 ArrayList]: Location invariant before [L59-L59] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,060 INFO L1541 ArrayList]: Location invariant before [L102-L102] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,060 INFO L1541 ArrayList]: Location invariant before [L107-L107] (((((((((((((((((((((((((((n_1 <= 2147483646) && ((2147483649LL + (long long )n_1) + (long long )s_2 >= 0LL)) && ((2147483649LL + (long long )n_1) + (long long )s_6 >= 0LL)) && ((2147483649LL + (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483649LL + (long long )i_7) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_3) + (long long )n_1 >= 0LL)) && ((2147483648LL - (long long )i_7) + (long long )n_1 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_2 >= 0LL)) && ((3221225470LL - (long long )n_1) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )s_6 >= 0LL)) && ((4294967295LL - (long long )i_3) + (long long )i_7 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_2 >= 0LL)) && ((4294967295LL - (long long )i_7) + (long long )s_6 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_2 >= 0LL)) && ((2147483648LL + (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225470LL + (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225470LL + (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967295LL + (long long )i_3) - (long long )i_7 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_2 >= 0LL)) && ((3221225469LL - (long long )n_1) - (long long )s_6 >= 0LL)) && ((3221225469LL - (long long )i_3) - (long long )n_1 >= 0LL)) && ((3221225469LL - (long long )i_7) - (long long )n_1 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )s_6 >= 0LL)) && ((4294967294LL - (long long )i_3) - (long long )i_7 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_2 >= 0LL)) && ((4294967294LL - (long long )i_7) - (long long )s_6 >= 0LL) [2024-09-08 02:40:47,081 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 02:40:47,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:40:47,265 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 02:40:47,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:40:47,452 INFO L204 MainTranslator]: Completed translation [2024-09-08 02:40:47,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47 WrapperNode [2024-09-08 02:40:47,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 02:40:47,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 02:40:47,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 02:40:47,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 02:40:47,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,503 INFO L138 Inliner]: procedures = 28, calls = 66, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 325 [2024-09-08 02:40:47,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 02:40:47,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 02:40:47,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 02:40:47,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 02:40:47,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 02:40:47,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 02:40:47,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 02:40:47,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 02:40:47,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (1/1) ... [2024-09-08 02:40:47,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:40:47,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:47,574 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 02:40:47,577 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 02:40:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 02:40:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-08 02:40:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-08 02:40:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 02:40:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 02:40:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 02:40:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 02:40:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 02:40:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 02:40:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-08 02:40:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-08 02:40:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 02:40:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-09-08 02:40:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-09-08 02:40:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-09-08 02:40:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-09-08 02:40:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 02:40:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 02:40:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-08 02:40:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 02:40:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 02:40:47,618 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 02:40:47,721 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 02:40:47,722 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 02:40:48,283 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 02:40:48,283 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 02:40:48,688 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 02:40:48,689 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-08 02:40:48,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:40:48 BoogieIcfgContainer [2024-09-08 02:40:48,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 02:40:48,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 02:40:48,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 02:40:48,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 02:40:48,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:40:45" (1/4) ... [2024-09-08 02:40:48,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa92154 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:40:48, skipping insertion in model container [2024-09-08 02:40:48,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 02:40:46" (2/4) ... [2024-09-08 02:40:48,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa92154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:40:48, skipping insertion in model container [2024-09-08 02:40:48,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:40:47" (3/4) ... [2024-09-08 02:40:48,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa92154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:40:48, skipping insertion in model container [2024-09-08 02:40:48,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:40:48" (4/4) ... [2024-09-08 02:40:48,699 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-09-08 02:40:48,714 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 02:40:48,714 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-09-08 02:40:48,714 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 02:40:48,849 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-09-08 02:40:48,886 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:40:48,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:40:48,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:48,889 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 02:40:48,890 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 02:40:48,918 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:40:48,928 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork3 ======== [2024-09-08 02:40:48,933 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;@5d4fb5de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:40:48,934 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 02:40:49,215 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:49,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:49,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1383214448, now seen corresponding path program 1 times [2024-09-08 02:40:49,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:49,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35367622] [2024-09-08 02:40:49,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:49,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:49,497 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 02:40:49,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:49,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35367622] [2024-09-08 02:40:49,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35367622] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:40:49,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:40:49,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 02:40:49,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126858274] [2024-09-08 02:40:49,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:49,503 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-09-08 02:40:49,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:49,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-09-08 02:40:49,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-09-08 02:40:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:49,524 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:49,525 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 02:40:49,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:49,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:49,561 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 02:40:49,561 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:49,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:49,562 INFO L85 PathProgramCache]: Analyzing trace with hash 70027202, now seen corresponding path program 1 times [2024-09-08 02:40:49,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:49,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826045187] [2024-09-08 02:40:49,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:50,198 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 02:40:50,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:50,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826045187] [2024-09-08 02:40:50,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826045187] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:40:50,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:40:50,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 02:40:50,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584451314] [2024-09-08 02:40:50,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:50,202 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 02:40:50,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:50,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 02:40:50,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 02:40:50,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,204 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:50,204 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 02:40:50,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:50,530 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 02:40:50,531 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:50,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:50,531 INFO L85 PathProgramCache]: Analyzing trace with hash -124594175, now seen corresponding path program 1 times [2024-09-08 02:40:50,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:50,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017594123] [2024-09-08 02:40:50,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:50,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:50,596 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 02:40:50,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:50,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017594123] [2024-09-08 02:40:50,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017594123] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:40:50,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:40:50,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 02:40:50,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203864333] [2024-09-08 02:40:50,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:50,597 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 02:40:50,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:50,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 02:40:50,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 02:40:50,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,598 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:50,599 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 02:40:50,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:50,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:50,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:50,754 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 02:40:50,754 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:50,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:50,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1411265017, now seen corresponding path program 1 times [2024-09-08 02:40:50,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:50,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235234408] [2024-09-08 02:40:50,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:50,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:50,903 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 02:40:50,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:50,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235234408] [2024-09-08 02:40:50,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235234408] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:40:50,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:40:50,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 02:40:50,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935387992] [2024-09-08 02:40:50,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:50,907 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:40:50,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:50,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:40:50,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 02:40:50,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,907 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:50,908 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 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 02:40:50,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:50,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:50,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:50,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:51,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,004 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 02:40:51,004 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:51,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:51,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1502897644, now seen corresponding path program 1 times [2024-09-08 02:40:51,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:51,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69611047] [2024-09-08 02:40:51,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:51,119 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 02:40:51,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:51,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69611047] [2024-09-08 02:40:51,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69611047] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:51,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386660287] [2024-09-08 02:40:51,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:51,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:51,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:51,122 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 02:40:51,123 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 02:40:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:51,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-08 02:40:51,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:40:51,347 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 02:40:51,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:40:51,410 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 02:40:51,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386660287] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:40:51,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:40:51,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-09-08 02:40:51,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398497659] [2024-09-08 02:40:51,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:40:51,412 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 02:40:51,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:51,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 02:40:51,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:40:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,413 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:51,413 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 02:40:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:51,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:51,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-08 02:40:51,751 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:51,751 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:51,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:51,752 INFO L85 PathProgramCache]: Analyzing trace with hash -48541785, now seen corresponding path program 2 times [2024-09-08 02:40:51,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:51,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695265297] [2024-09-08 02:40:51,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:51,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:51,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:51,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695265297] [2024-09-08 02:40:51,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695265297] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:51,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47749937] [2024-09-08 02:40:51,893 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:40:51,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:51,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:51,895 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 02:40:51,897 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 02:40:51,998 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:40:51,998 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:40:52,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-08 02:40:52,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:40:52,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-08 02:40:52,081 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:40:52,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47749937] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:40:52,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:40:52,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-09-08 02:40:52,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279611432] [2024-09-08 02:40:52,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:52,083 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:40:52,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:52,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:40:52,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-09-08 02:40:52,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:52,085 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:52,086 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:52,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:52,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:52,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:40:52,377 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 02:40:52,563 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:52,563 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:52,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:52,564 INFO L85 PathProgramCache]: Analyzing trace with hash 473439844, now seen corresponding path program 1 times [2024-09-08 02:40:52,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:52,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439916267] [2024-09-08 02:40:52,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:52,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:53,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:53,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439916267] [2024-09-08 02:40:53,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439916267] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:53,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299503002] [2024-09-08 02:40:53,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:53,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:53,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:53,028 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 02:40:53,029 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 02:40:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:53,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-09-08 02:40:53,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:40:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:53,328 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:40:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:55,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299503002] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:40:55,236 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:40:55,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2024-09-08 02:40:55,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984296070] [2024-09-08 02:40:55,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:40:55,237 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-09-08 02:40:55,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:55,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-09-08 02:40:55,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2024-09-08 02:40:55,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:55,240 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:55,240 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 4.222222222222222) internal successors, (76), 18 states have internal predecessors, (76), 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 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:55,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:40:55,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:40:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:40:56,188 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 02:40:56,376 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:56,376 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:56,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:56,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1173641263, now seen corresponding path program 1 times [2024-09-08 02:40:56,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:56,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148530719] [2024-09-08 02:40:56,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:56,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:56,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148530719] [2024-09-08 02:40:56,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148530719] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:56,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260011736] [2024-09-08 02:40:56,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:56,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:56,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:56,535 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 02:40:56,537 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 02:40:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:56,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-09-08 02:40:56,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:40:56,740 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:56,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:40:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:56,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260011736] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:56,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-08 02:40:56,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 16 [2024-09-08 02:40:56,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109561795] [2024-09-08 02:40:56,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:40:56,825 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 02:40:56,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:40:56,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 02:40:56,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-09-08 02:40:56,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,827 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:40:56,827 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 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 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:40:56,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:40:56,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:40:56,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 02:40:57,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-08 02:40:57,199 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,SelfDestructingSolverStorable7 [2024-09-08 02:40:57,199 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:40:57,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:40:57,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1048875349, now seen corresponding path program 1 times [2024-09-08 02:40:57,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:40:57,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122689803] [2024-09-08 02:40:57,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:57,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:40:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:57,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:40:57,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122689803] [2024-09-08 02:40:57,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122689803] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:40:57,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184349458] [2024-09-08 02:40:57,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:40:57,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:40:57,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:40:57,672 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 02:40:57,676 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 02:40:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:40:57,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-08 02:40:57,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:40:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:40:58,086 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:41:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:41:06,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184349458] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:41:06,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:41:06,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 26 [2024-09-08 02:41:06,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53942151] [2024-09-08 02:41:06,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:41:06,057 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-09-08 02:41:06,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:41:06,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-09-08 02:41:06,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=591, Unknown=0, NotChecked=0, Total=756 [2024-09-08 02:41:06,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:41:06,058 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:41:06,059 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 4.148148148148148) internal successors, (112), 27 states have internal predecessors, (112), 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 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 02:41:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.