./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.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-ghost/popl20-bad-commit-1.wvr-bad.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/popl20-bad-commit-1.wvr-bad.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/popl20-bad-commit-1.wvr-bad.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 [2024-09-07 21:19:55,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-07 21:19:55,160 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-07 21:19:55,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-07 21:19:55,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-07 21:19:55,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-07 21:19:55,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-07 21:19:55,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-07 21:19:55,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-07 21:19:55,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-07 21:19:55,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-07 21:19:55,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-07 21:19:55,191 INFO L153 SettingsManager]: * Use SBE=true [2024-09-07 21:19:55,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-07 21:19:55,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-07 21:19:55,193 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-07 21:19:55,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-07 21:19:55,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-07 21:19:55,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-07 21:19:55,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-07 21:19:55,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-07 21:19:55,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-07 21:19:55,194 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-07 21:19:55,194 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-07 21:19:55,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-07 21:19:55,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-07 21:19:55,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-07 21:19:55,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-07 21:19:55,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-07 21:19:55,196 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-07 21:19:55,196 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-07 21:19:55,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-07 21:19:55,197 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-07 21:19:55,197 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-07 21:19:55,197 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-07 21:19:55,198 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-07 21:19:55,198 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-07 21:19:55,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-07 21:19:55,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-07 21:19:55,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-07 21:19:55,412 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-07 21:19:55,413 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-07 21:19:55,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/popl20-bad-commit-1.wvr-bad.yml/witness.yml [2024-09-07 21:19:55,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-07 21:19:55,501 INFO L274 PluginConnector]: CDTParser initialized [2024-09-07 21:19:55,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2024-09-07 21:19:56,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-07 21:19:56,870 INFO L384 CDTParser]: Found 1 translation units. [2024-09-07 21:19:56,871 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2024-09-07 21:19:56,877 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7499e7a91/ffbef3cd024d4a9aa3eeec994b4b092b/FLAG6d3a92572 [2024-09-07 21:19:57,277 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7499e7a91/ffbef3cd024d4a9aa3eeec994b4b092b [2024-09-07 21:19:57,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-07 21:19:57,278 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-07 21:19:57,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-07 21:19:57,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-07 21:19:57,289 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-07 21:19:57,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:19:55" (1/2) ... [2024-09-07 21:19:57,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431e10dc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:19:57, skipping insertion in model container [2024-09-07 21:19:57,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:19:55" (1/2) ... [2024-09-07 21:19:57,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78f8450f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:19:57, skipping insertion in model container [2024-09-07 21:19:57,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:19:57" (2/2) ... [2024-09-07 21:19:57,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431e10dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57, skipping insertion in model container [2024-09-07 21:19:57,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:19:57" (2/2) ... [2024-09-07 21:19:57,307 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-07 21:19:57,308 INFO L1541 ArrayList]: Location invariant before [L156-L156] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-09-07 21:19:57,308 INFO L1541 ArrayList]: Location invariant before [L157-L157] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-09-07 21:19:57,309 INFO L1541 ArrayList]: Location invariant before [L155-L155] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-09-07 21:19:57,309 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-07 21:19:57,309 INFO L1541 ArrayList]: ghost_update [L154-L154] multithreaded = 1; [2024-09-07 21:19:57,324 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-07 21:19:57,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-07 21:19:57,488 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-07 21:19:57,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-07 21:19:57,691 INFO L204 MainTranslator]: Completed translation [2024-09-07 21:19:57,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57 WrapperNode [2024-09-07 21:19:57,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-07 21:19:57,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-07 21:19:57,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-07 21:19:57,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-07 21:19:57,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,764 INFO L138 Inliner]: procedures = 24, calls = 54, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 348 [2024-09-07 21:19:57,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-07 21:19:57,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-07 21:19:57,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-07 21:19:57,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-07 21:19:57,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-07 21:19:57,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-07 21:19:57,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-07 21:19:57,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-07 21:19:57,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (1/1) ... [2024-09-07 21:19:57,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-07 21:19:57,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:19:57,858 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) [2024-09-07 21:19:57,859 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 [2024-09-07 21:19:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-07 21:19:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-07 21:19:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-07 21:19:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-07 21:19:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-07 21:19:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-07 21:19:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-07 21:19:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-07 21:19:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-07 21:19:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-07 21:19:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-07 21:19:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-07 21:19:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-07 21:19:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-07 21:19:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-07 21:19:57,895 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-07 21:19:57,977 INFO L242 CfgBuilder]: Building ICFG [2024-09-07 21:19:57,979 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-07 21:19:58,584 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-07 21:19:58,585 INFO L291 CfgBuilder]: Performing block encoding [2024-09-07 21:19:58,895 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-07 21:19:58,896 INFO L318 CfgBuilder]: Removed 6 assume(true) statements. [2024-09-07 21:19:58,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 09:19:58 BoogieIcfgContainer [2024-09-07 21:19:58,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-07 21:19:58,899 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-07 21:19:58,899 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-07 21:19:58,902 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-07 21:19:58,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:19:55" (1/4) ... [2024-09-07 21:19:58,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d56ff6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.09 09:19:58, skipping insertion in model container [2024-09-07 21:19:58,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 09:19:57" (2/4) ... [2024-09-07 21:19:58,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d56ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 09:19:58, skipping insertion in model container [2024-09-07 21:19:58,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:19:57" (3/4) ... [2024-09-07 21:19:58,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d56ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 09:19:58, skipping insertion in model container [2024-09-07 21:19:58,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 09:19:58" (4/4) ... [2024-09-07 21:19:58,906 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-1.wvr-bad.c [2024-09-07 21:19:58,919 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-07 21:19:58,919 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-09-07 21:19:58,919 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-07 21:19:58,982 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-09-07 21:19:59,017 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-07 21:19:59,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-07 21:19:59,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:19:59,020 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) [2024-09-07 21:19:59,021 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 [2024-09-07 21:19:59,041 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-07 21:19:59,049 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-07 21:19:59,054 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;@120c2553, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-07 21:19:59,054 INFO L337 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-09-07 21:19:59,221 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:19:59,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:19:59,225 INFO L85 PathProgramCache]: Analyzing trace with hash -949798477, now seen corresponding path program 1 times [2024-09-07 21:19:59,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:19:59,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404252006] [2024-09-07 21:19:59,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:19:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:19:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:01,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:01,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404252006] [2024-09-07 21:20:01,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404252006] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:20:01,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:20:01,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-07 21:20:01,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087316387] [2024-09-07 21:20:01,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:20:01,856 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-07 21:20:01,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:01,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-07 21:20:01,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-07 21:20:01,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:01,874 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:01,875 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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) [2024-09-07 21:20:01,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:01,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:01,950 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-07 21:20:01,950 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:20:01,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:20:01,952 INFO L85 PathProgramCache]: Analyzing trace with hash -373002809, now seen corresponding path program 1 times [2024-09-07 21:20:01,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:20:01,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264328966] [2024-09-07 21:20:01,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:01,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:20:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:03,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:03,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264328966] [2024-09-07 21:20:03,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264328966] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:20:03,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410751264] [2024-09-07 21:20:03,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:03,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:03,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:20:03,712 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) [2024-09-07 21:20:03,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-07 21:20:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:03,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-09-07 21:20:03,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:20:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:04,196 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-07 21:20:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:11,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410751264] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-07 21:20:11,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-07 21:20:11,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 14 [2024-09-07 21:20:11,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443850217] [2024-09-07 21:20:11,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-07 21:20:11,004 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-09-07 21:20:11,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:11,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-09-07 21:20:11,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-09-07 21:20:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:11,006 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:11,006 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 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) [2024-09-07 21:20:11,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:11,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:15,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:15,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:15,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-07 21:20:15,364 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-09-07 21:20:15,364 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:20:15,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:20:15,365 INFO L85 PathProgramCache]: Analyzing trace with hash -266756429, now seen corresponding path program 2 times [2024-09-07 21:20:15,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:20:15,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130495622] [2024-09-07 21:20:15,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:15,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:20:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:16,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:16,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130495622] [2024-09-07 21:20:16,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130495622] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:20:16,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419636686] [2024-09-07 21:20:16,933 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-07 21:20:16,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:16,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:20:16,934 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) [2024-09-07 21:20:16,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-07 21:20:17,001 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-07 21:20:17,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:20:17,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-07 21:20:17,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:20:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-07 21:20:17,384 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:20:17,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419636686] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:20:17,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:20:17,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 12 [2024-09-07 21:20:17,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922794730] [2024-09-07 21:20:17,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:20:17,385 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-07 21:20:17,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:17,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-07 21:20:17,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-09-07 21:20:17,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:17,386 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:17,386 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2024-09-07 21:20:17,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:17,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:17,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:17,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:17,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-07 21:20:17,634 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:17,634 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:20:17,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:20:17,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1243740237, now seen corresponding path program 1 times [2024-09-07 21:20:17,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:20:17,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126259031] [2024-09-07 21:20:17,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:17,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:20:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:19,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:19,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126259031] [2024-09-07 21:20:19,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126259031] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:20:19,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575209900] [2024-09-07 21:20:19,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:19,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:19,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:20:19,323 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) [2024-09-07 21:20:19,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-07 21:20:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:19,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-09-07 21:20:19,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:20:19,735 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:19,735 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-07 21:20:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:26,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575209900] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-07 21:20:26,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-07 21:20:26,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 25 [2024-09-07 21:20:26,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126387954] [2024-09-07 21:20:26,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-07 21:20:26,060 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-07 21:20:26,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:26,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-07 21:20:26,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2024-09-07 21:20:26,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:26,061 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:26,061 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 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) [2024-09-07 21:20:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:36,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:36,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:36,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:36,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:20:36,131 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-07 21:20:36,319 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:36,320 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:20:36,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:20:36,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1461915699, now seen corresponding path program 2 times [2024-09-07 21:20:36,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:20:36,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879063474] [2024-09-07 21:20:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:36,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:20:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:38,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:38,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879063474] [2024-09-07 21:20:38,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879063474] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:20:38,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [137983112] [2024-09-07 21:20:38,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-07 21:20:38,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:38,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:20:38,241 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) [2024-09-07 21:20:38,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-07 21:20:38,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-07 21:20:38,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:20:38,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-09-07 21:20:38,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:20:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-07 21:20:38,685 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:20:38,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [137983112] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:20:38,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:20:38,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 19 [2024-09-07 21:20:38,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141512397] [2024-09-07 21:20:38,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:20:38,686 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-07 21:20:38,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:38,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-07 21:20:38,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2024-09-07 21:20:38,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:38,686 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:38,686 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-09-07 21:20:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:20:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:38,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:38,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:38,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:38,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:20:38,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:20:38,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-07 21:20:38,921 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:38,921 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:20:38,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:20:38,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1972134114, now seen corresponding path program 1 times [2024-09-07 21:20:38,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:20:38,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047144557] [2024-09-07 21:20:38,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:38,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:20:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:40,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:20:40,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047144557] [2024-09-07 21:20:40,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047144557] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:20:40,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752738098] [2024-09-07 21:20:40,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:20:40,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:20:40,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:20:40,984 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) [2024-09-07 21:20:40,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-07 21:20:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:20:41,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-09-07 21:20:41,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:20:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:41,586 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-07 21:20:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:20:48,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752738098] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-07 21:20:48,405 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-07 21:20:48,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 45 [2024-09-07 21:20:48,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535188924] [2024-09-07 21:20:48,406 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-07 21:20:48,406 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-09-07 21:20:48,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:20:48,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-09-07 21:20:48,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=1483, Unknown=0, NotChecked=0, Total=2162 [2024-09-07 21:20:48,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:20:48,408 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:20:48,408 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 46 states have internal predecessors, (55), 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) [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:20:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:11,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:11,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-07 21:21:12,096 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:12,096 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:12,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:12,097 INFO L85 PathProgramCache]: Analyzing trace with hash 261672478, now seen corresponding path program 2 times [2024-09-07 21:21:12,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:12,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986561250] [2024-09-07 21:21:12,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:12,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-07 21:21:14,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:14,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986561250] [2024-09-07 21:21:14,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986561250] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:21:14,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906223490] [2024-09-07 21:21:14,799 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-07 21:21:14,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:14,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:21:14,800 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:21:14,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-07 21:21:14,892 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-07 21:21:14,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:21:14,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-07 21:21:14,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:21:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-09-07 21:21:15,403 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:21:15,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906223490] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:15,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:21:15,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [28] total 32 [2024-09-07 21:21:15,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632244290] [2024-09-07 21:21:15,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:15,404 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-07 21:21:15,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:15,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-07 21:21:15,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=326, Invalid=796, Unknown=0, NotChecked=0, Total=1122 [2024-09-07 21:21:15,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:15,405 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:15,405 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:15,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:15,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:16,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:16,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-09-07 21:21:16,643 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-07 21:21:16,646 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:16,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:16,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1176344302, now seen corresponding path program 1 times [2024-09-07 21:21:16,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:16,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29874884] [2024-09-07 21:21:16,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-09-07 21:21:16,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:16,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29874884] [2024-09-07 21:21:16,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29874884] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:16,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:16,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:21:16,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592664899] [2024-09-07 21:21:16,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:16,733 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:16,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:16,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:16,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:16,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:16,734 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:16,734 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:16,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:16,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:16,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:16,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:16,912 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-07 21:21:16,912 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:16,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:16,912 INFO L85 PathProgramCache]: Analyzing trace with hash 306808454, now seen corresponding path program 1 times [2024-09-07 21:21:16,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:16,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060517466] [2024-09-07 21:21:16,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:16,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-09-07 21:21:17,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:17,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060517466] [2024-09-07 21:21:17,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060517466] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:17,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:17,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:21:17,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37089940] [2024-09-07 21:21:17,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:17,019 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:17,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:17,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:17,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:17,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:17,020 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:17,020 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:17,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,873 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-07 21:21:17,874 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:17,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:17,874 INFO L85 PathProgramCache]: Analyzing trace with hash -2106537986, now seen corresponding path program 1 times [2024-09-07 21:21:17,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:17,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649181421] [2024-09-07 21:21:17,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:17,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-09-07 21:21:17,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:17,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649181421] [2024-09-07 21:21:17,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649181421] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:17,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:17,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-07 21:21:17,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111487304] [2024-09-07 21:21:17,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:17,974 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:17,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:17,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:17,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:17,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:17,975 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:17,975 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-07 21:21:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:18,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,219 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-07 21:21:18,219 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:18,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:18,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1292861734, now seen corresponding path program 1 times [2024-09-07 21:21:18,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:18,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057670036] [2024-09-07 21:21:18,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:18,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:18,286 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-09-07 21:21:18,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:18,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057670036] [2024-09-07 21:21:18,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057670036] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:18,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:18,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:21:18,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113509150] [2024-09-07 21:21:18,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:18,288 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:18,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:18,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:18,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:18,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:18,289 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:18,290 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:18,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,400 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-07 21:21:18,401 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:18,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:18,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1587347684, now seen corresponding path program 1 times [2024-09-07 21:21:18,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:18,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093879381] [2024-09-07 21:21:18,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-09-07 21:21:18,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:18,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093879381] [2024-09-07 21:21:18,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093879381] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:18,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:18,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:21:18,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708500133] [2024-09-07 21:21:18,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:18,476 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:18,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:18,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:18,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:18,476 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:18,476 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-09-07 21:21:18,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:18,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:18,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:18,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:18,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:18,584 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-07 21:21:18,585 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:18,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:18,585 INFO L85 PathProgramCache]: Analyzing trace with hash 450654340, now seen corresponding path program 1 times [2024-09-07 21:21:18,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:18,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283089013] [2024-09-07 21:21:18,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:18,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:18,812 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-09-07 21:21:18,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:18,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283089013] [2024-09-07 21:21:18,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283089013] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:21:18,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537816375] [2024-09-07 21:21:18,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:18,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:18,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:21:18,815 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:21:18,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-07 21:21:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:18,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-07 21:21:18,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:21:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-09-07 21:21:19,039 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:21:19,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537816375] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:19,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:21:19,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-09-07 21:21:19,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534308298] [2024-09-07 21:21:19,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:19,040 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-07 21:21:19,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:19,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-07 21:21:19,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-09-07 21:21:19,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:19,042 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:19,042 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:19,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:19,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-07 21:21:20,228 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:20,229 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:20,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:20,229 INFO L85 PathProgramCache]: Analyzing trace with hash -272198027, now seen corresponding path program 1 times [2024-09-07 21:21:20,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:20,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401369455] [2024-09-07 21:21:20,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:20,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-09-07 21:21:20,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:20,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401369455] [2024-09-07 21:21:20,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401369455] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:21:20,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:21:20,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:21:20,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090421639] [2024-09-07 21:21:20,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:21:20,325 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:21:20,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:20,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:21:20,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:21:20,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:20,326 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:20,326 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2024-09-07 21:21:20,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:20,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:20,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:20,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:20,627 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-07 21:21:20,628 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:20,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:20,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1030731360, now seen corresponding path program 2 times [2024-09-07 21:21:20,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:20,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457669482] [2024-09-07 21:21:20,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:20,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-09-07 21:21:20,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:20,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457669482] [2024-09-07 21:21:20,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457669482] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:21:20,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124143011] [2024-09-07 21:21:20,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-07 21:21:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:20,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:21:20,874 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:21:20,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-07 21:21:21,027 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-07 21:21:21,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:21:21,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-09-07 21:21:21,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:21:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-09-07 21:21:21,091 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-07 21:21:21,157 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-09-07 21:21:21,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124143011] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-07 21:21:21,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-07 21:21:21,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-09-07 21:21:21,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767451074] [2024-09-07 21:21:21,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-07 21:21:21,158 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-07 21:21:21,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:21,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-07 21:21:21,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2024-09-07 21:21:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:21,158 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:21,159 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 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) [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:21,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:21,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:21,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:21:21,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-09-07 21:21:21,694 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-07 21:21:21,695 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:21:21,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:21:21,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1952137824, now seen corresponding path program 3 times [2024-09-07 21:21:21,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:21:21,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161378056] [2024-09-07 21:21:21,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:21:21,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:21:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:21:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 41 proven. 260 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-07 21:21:28,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:21:28,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161378056] [2024-09-07 21:21:28,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161378056] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:21:28,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365463589] [2024-09-07 21:21:28,956 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-07 21:21:28,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:21:28,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:21:28,958 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:21:28,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-07 21:21:29,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-07 21:21:29,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:21:29,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-09-07 21:21:29,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:21:32,661 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-09-07 21:21:32,661 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-07 21:21:52,963 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-09-07 21:21:52,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365463589] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-07 21:21:52,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-07 21:21:52,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 16, 16] total 70 [2024-09-07 21:21:52,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928805284] [2024-09-07 21:21:52,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-07 21:21:52,964 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-09-07 21:21:52,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:21:52,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-09-07 21:21:52,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=696, Invalid=4416, Unknown=0, NotChecked=0, Total=5112 [2024-09-07 21:21:52,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:21:52,966 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:21:52,966 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 71 states have (on average 3.2253521126760565) internal successors, (229), 71 states have internal predecessors, (229), 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) [2024-09-07 21:21:52,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:52,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:21:52,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:21:52,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:01,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:01,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:01,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-09-07 21:24:01,744 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-09-07 21:24:01,744 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:01,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:01,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1268623852, now seen corresponding path program 1 times [2024-09-07 21:24:01,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:01,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849358234] [2024-09-07 21:24:01,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2024-09-07 21:24:01,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:01,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849358234] [2024-09-07 21:24:01,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849358234] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:01,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:24:01,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-07 21:24:01,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302630408] [2024-09-07 21:24:01,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:01,872 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-07 21:24:01,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:01,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-07 21:24:01,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-07 21:24:01,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:01,873 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:01,873 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 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) [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:02,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:02,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:02,955 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-07 21:24:02,955 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:02,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:02,955 INFO L85 PathProgramCache]: Analyzing trace with hash 585595175, now seen corresponding path program 2 times [2024-09-07 21:24:02,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:02,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013310304] [2024-09-07 21:24:02,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:02,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 253 proven. 12 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-09-07 21:24:03,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:03,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013310304] [2024-09-07 21:24:03,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013310304] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:24:03,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164524666] [2024-09-07 21:24:03,080 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-07 21:24:03,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:24:03,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:24:03,082 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:24:03,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-09-07 21:24:03,264 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-07 21:24:03,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:24:03,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-09-07 21:24:03,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:24:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2024-09-07 21:24:03,283 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:24:03,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164524666] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:03,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:24:03,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-09-07 21:24:03,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374675327] [2024-09-07 21:24:03,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:03,284 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:24:03,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:03,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:24:03,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-07 21:24:03,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:03,285 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:03,285 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:03,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:03,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:03,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:03,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:03,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:04,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:04,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:04,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-09-07 21:24:04,411 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-07 21:24:04,411 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:04,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:04,412 INFO L85 PathProgramCache]: Analyzing trace with hash -2043735518, now seen corresponding path program 3 times [2024-09-07 21:24:04,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:04,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867837181] [2024-09-07 21:24:04,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:04,597 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 66 proven. 75 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-09-07 21:24:04,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:04,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867837181] [2024-09-07 21:24:04,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867837181] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-07 21:24:04,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513616512] [2024-09-07 21:24:04,597 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-07 21:24:04,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:24:04,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-07 21:24:04,598 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-07 21:24:04,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-07 21:24:05,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-09-07 21:24:05,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-07 21:24:05,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-07 21:24:05,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-07 21:24:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-09-07 21:24:05,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-07 21:24:05,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1513616512] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:05,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-07 21:24:05,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2024-09-07 21:24:05,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483845454] [2024-09-07 21:24:05,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:05,084 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-07 21:24:05,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:05,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-07 21:24:05,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-09-07 21:24:05,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:05,085 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:05,085 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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) [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:05,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-09-07 21:24:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:28,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-09-07 21:24:29,045 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-07 21:24:29,046 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:29,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:29,046 INFO L85 PathProgramCache]: Analyzing trace with hash 773846461, now seen corresponding path program 1 times [2024-09-07 21:24:29,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:29,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032318331] [2024-09-07 21:24:29,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:29,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-09-07 21:24:29,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:29,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032318331] [2024-09-07 21:24:29,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032318331] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:29,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:24:29,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:24:29,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363123033] [2024-09-07 21:24:29,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:29,117 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:24:29,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:29,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:24:29,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:24:29,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:29,118 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:29,118 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:29,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-09-07 21:24:29,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:29,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:29,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:29,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,195 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-07 21:24:42,196 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:42,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:42,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2096958440, now seen corresponding path program 4 times [2024-09-07 21:24:42,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:42,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299371563] [2024-09-07 21:24:42,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:42,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-09-07 21:24:42,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:42,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299371563] [2024-09-07 21:24:42,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299371563] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:42,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:24:42,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-07 21:24:42,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776336351] [2024-09-07 21:24:42,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:42,359 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-07 21:24:42,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:42,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-07 21:24:42,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-07 21:24:42,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:42,360 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:42,360 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:42,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:44,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,463 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-09-07 21:24:44,463 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-07 21:24:44,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-07 21:24:44,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1630609, now seen corresponding path program 5 times [2024-09-07 21:24:44,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-07 21:24:44,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148634449] [2024-09-07 21:24:44,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-07 21:24:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-07 21:24:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-07 21:24:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2024-09-07 21:24:44,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-07 21:24:44,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148634449] [2024-09-07 21:24:44,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148634449] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-07 21:24:44,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-07 21:24:44,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-07 21:24:44,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441257134] [2024-09-07 21:24:44,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-07 21:24:44,545 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-07 21:24:44,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-07 21:24:44,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-07 21:24:44,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-07 21:24:44,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-07 21:24:44,546 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-07 21:24:44,546 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-07 21:24:44,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15