./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.i --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/rfi002_tso.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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/pthread-wmm/rfi002_tso.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/rfi002_tso.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-dev-e94c40d-m [2024-09-23 00:13:43,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 00:13:43,160 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 00:13:43,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 00:13:43,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 00:13:43,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 00:13:43,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 00:13:43,203 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 00:13:43,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 00:13:43,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 00:13:43,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 00:13:43,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 00:13:43,207 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 00:13:43,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 00:13:43,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 00:13:43,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 00:13:43,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 00:13:43,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 00:13:43,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 00:13:43,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 00:13:43,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 00:13:43,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 00:13:43,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 00:13:43,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 00:13:43,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 00:13:43,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 00:13:43,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 00:13:43,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 00:13:43,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 00:13:43,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 00:13:43,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:13:43,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 00:13:43,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 00:13:43,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 00:13:43,217 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 00:13:43,217 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 00:13:43,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 00:13:43,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 00:13:43,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 00:13:43,219 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 00:13:43,219 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 00:13:43,220 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-23 00:13:43,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 00:13:43,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 00:13:43,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 00:13:43,516 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 00:13:43,517 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 00:13:43,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/rfi002_tso.yml/witness.yml [2024-09-23 00:13:43,636 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 00:13:43,637 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 00:13:43,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.i [2024-09-23 00:13:45,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 00:13:45,502 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 00:13:45,504 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.i [2024-09-23 00:13:45,529 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c319999a/21c7ec57ddf74f0d824b1a982dc142c1/FLAGebd0f6105 [2024-09-23 00:13:45,548 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c319999a/21c7ec57ddf74f0d824b1a982dc142c1 [2024-09-23 00:13:45,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 00:13:45,551 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 00:13:45,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 00:13:45,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 00:13:45,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 00:13:45,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:13:43" (1/2) ... [2024-09-23 00:13:45,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd7b38f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:13:45, skipping insertion in model container [2024-09-23 00:13:45,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:13:43" (1/2) ... [2024-09-23 00:13:45,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@631b8e31 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:13:45, skipping insertion in model container [2024-09-23 00:13:45,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:13:45" (2/2) ... [2024-09-23 00:13:45,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd7b38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:45, skipping insertion in model container [2024-09-23 00:13:45,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:13:45" (2/2) ... [2024-09-23 00:13:45,690 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 00:13:45,691 INFO L1541 ArrayList]: Location invariant before [L879-L879] (((((((((((((((((((((((((! multithreaded || x$read_delayed == (_Bool)0) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$flush_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd2 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd2 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$read_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )x$mem_tmp) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$flush_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff0_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff1_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff1_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$read_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )y$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff1_used - (long long )y$w_buff1_used >= 0LL) && (long long )y - (long long )y$mem_tmp >= 0LL) && (long long )y - (long long )y$w_buff1_used >= 0LL) && (long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)) && ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || y$read_delayed_var == 0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2))) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1)) [2024-09-23 00:13:45,695 INFO L1541 ArrayList]: Location invariant before [L880-L880] (((((((((((((((((((((((((! multithreaded || x$read_delayed == (_Bool)0) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$flush_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff0_thd2 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$r_buff1_thd2 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$read_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )x$mem_tmp) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$flush_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff0_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff1_thd0 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$r_buff1_thd1 >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$read_delayed >= 0LL) && (0LL - (long long )x$w_buff1_used) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )y$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )x$w_buff1_used - (long long )y$w_buff1_used >= 0LL) && (long long )y - (long long )y$mem_tmp >= 0LL) && (long long )y - (long long )y$w_buff1_used >= 0LL) && (long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)) && ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || y$read_delayed_var == 0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2))) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1)) [2024-09-23 00:13:45,696 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-23 00:13:45,696 INFO L1541 ArrayList]: ghost_update [L877-L877] multithreaded = 1; [2024-09-23 00:13:45,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 00:13:46,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:13:46,263 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-23 00:13:46,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:13:46,532 INFO L204 MainTranslator]: Completed translation [2024-09-23 00:13:46,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46 WrapperNode [2024-09-23 00:13:46,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 00:13:46,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 00:13:46,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 00:13:46,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 00:13:46,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,654 INFO L138 Inliner]: procedures = 174, calls = 41, calls flagged for inlining = 7, calls inlined = 9, statements flattened = 219 [2024-09-23 00:13:46,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 00:13:46,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 00:13:46,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 00:13:46,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 00:13:46,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 00:13:46,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 00:13:46,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 00:13:46,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 00:13:46,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (1/1) ... [2024-09-23 00:13:46,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:13:46,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:13:46,794 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) [2024-09-23 00:13:46,797 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 [2024-09-23 00:13:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-23 00:13:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 00:13:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-09-23 00:13:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-09-23 00:13:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-09-23 00:13:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-09-23 00:13:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 00:13:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-23 00:13:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 00:13:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 00:13:46,856 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 00:13:47,002 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 00:13:47,004 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 00:13:47,809 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 00:13:47,809 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 00:13:48,200 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 00:13:48,202 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-23 00:13:48,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:13:48 BoogieIcfgContainer [2024-09-23 00:13:48,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 00:13:48,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 00:13:48,206 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 00:13:48,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 00:13:48,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:13:43" (1/4) ... [2024-09-23 00:13:48,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad93dc9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:13:48, skipping insertion in model container [2024-09-23 00:13:48,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 12:13:45" (2/4) ... [2024-09-23 00:13:48,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad93dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:13:48, skipping insertion in model container [2024-09-23 00:13:48,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:13:46" (3/4) ... [2024-09-23 00:13:48,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad93dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:13:48, skipping insertion in model container [2024-09-23 00:13:48,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:13:48" (4/4) ... [2024-09-23 00:13:48,215 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi002_tso.i [2024-09-23 00:13:48,239 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 00:13:48,239 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-09-23 00:13:48,239 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 00:13:48,318 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-09-23 00:13:48,371 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:13:48,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 00:13:48,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:13:48,374 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) [2024-09-23 00:13:48,376 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 [2024-09-23 00:13:48,414 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 00:13:48,430 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 00:13:48,437 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;@14149300, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:13:48,438 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-23 00:13:48,689 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:13:48,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:13:48,695 INFO L85 PathProgramCache]: Analyzing trace with hash 545765793, now seen corresponding path program 1 times [2024-09-23 00:13:48,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:13:48,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069028639] [2024-09-23 00:13:48,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:13:48,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:13:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:13:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:13:53,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:13:53,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069028639] [2024-09-23 00:13:53,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069028639] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:13:53,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:13:53,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-23 00:13:53,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728130846] [2024-09-23 00:13:53,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:13:53,556 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 00:13:53,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:13:53,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 00:13:53,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 00:13:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:13:53,590 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:13:53,591 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-09-23 00:13:53,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:13:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:13:54,102 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 00:13:54,102 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:13:54,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:13:54,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1903137372, now seen corresponding path program 1 times [2024-09-23 00:13:54,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:13:54,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500241951] [2024-09-23 00:13:54,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:13:54,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:13:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:14:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:14:14,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:14:14,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500241951] [2024-09-23 00:14:14,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500241951] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:14:14,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:14:14,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-23 00:14:14,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195395992] [2024-09-23 00:14:14,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:14:14,312 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-23 00:14:14,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:14:14,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-23 00:14:14,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-09-23 00:14:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:14,314 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:14:14,315 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2024-09-23 00:14:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:15,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:15,847 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-23 00:14:15,847 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:14:15,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:14:15,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1585067903, now seen corresponding path program 1 times [2024-09-23 00:14:15,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:14:15,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659892258] [2024-09-23 00:14:15,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:14:15,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:14:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:14:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:14:26,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:14:26,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659892258] [2024-09-23 00:14:26,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659892258] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:14:26,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:14:26,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-23 00:14:26,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60462898] [2024-09-23 00:14:26,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:14:26,989 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-23 00:14:26,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:14:26,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-23 00:14:26,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-09-23 00:14:26,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:26,991 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:14:26,991 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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) [2024-09-23 00:14:26,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:26,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:26,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:27,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:27,832 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-23 00:14:27,832 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:14:27,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:14:27,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1159509402, now seen corresponding path program 1 times [2024-09-23 00:14:27,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:14:27,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061103480] [2024-09-23 00:14:27,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:14:27,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:14:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:14:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:14:34,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:14:34,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061103480] [2024-09-23 00:14:34,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061103480] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:14:34,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:14:34,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-23 00:14:34,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20701661] [2024-09-23 00:14:34,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:14:34,245 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-23 00:14:34,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:14:34,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-23 00:14:34,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-09-23 00:14:34,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:34,246 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:14:34,246 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 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) [2024-09-23 00:14:34,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:34,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:34,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:34,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:35,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:14:35,117 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-23 00:14:35,117 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:14:35,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:14:35,118 INFO L85 PathProgramCache]: Analyzing trace with hash -378238914, now seen corresponding path program 1 times [2024-09-23 00:14:35,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:14:35,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297913112] [2024-09-23 00:14:35,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:14:35,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:14:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:14:38,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:14:38,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:14:38,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297913112] [2024-09-23 00:14:38,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297913112] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:14:38,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:14:38,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 00:14:38,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967141789] [2024-09-23 00:14:38,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:14:38,974 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-23 00:14:38,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:14:38,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-23 00:14:38,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-09-23 00:14:38,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:38,976 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:14:38,976 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2024-09-23 00:14:38,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:38,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:38,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:38,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:14:38,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:39,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:39,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:39,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:39,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:14:39,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:14:39,498 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-23 00:14:39,498 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:14:39,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:14:39,499 INFO L85 PathProgramCache]: Analyzing trace with hash -12201671, now seen corresponding path program 1 times [2024-09-23 00:14:39,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:14:39,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497210711] [2024-09-23 00:14:39,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:14:39,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:14:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:14:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:14:42,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:14:42,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497210711] [2024-09-23 00:14:42,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497210711] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:14:42,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:14:42,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 00:14:42,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223024243] [2024-09-23 00:14:42,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:14:42,875 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-23 00:14:42,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:14:42,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-23 00:14:42,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-23 00:14:42,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:42,876 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:14:42,877 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) [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:14:42,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:14:43,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:14:43,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:14:43,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:14:43,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:14:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:14:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:14:43,690 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-23 00:14:43,690 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:14:43,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:14:43,691 INFO L85 PathProgramCache]: Analyzing trace with hash 292248957, now seen corresponding path program 1 times [2024-09-23 00:14:43,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:14:43,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774210312] [2024-09-23 00:14:43,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:14:43,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:14:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:01,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:01,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774210312] [2024-09-23 00:15:01,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774210312] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:01,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:01,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-23 00:15:01,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245117817] [2024-09-23 00:15:01,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:01,907 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-23 00:15:01,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:01,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-23 00:15:01,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-09-23 00:15:01,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:01,909 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:01,909 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:01,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:02,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:02,614 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-23 00:15:02,614 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:02,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:02,615 INFO L85 PathProgramCache]: Analyzing trace with hash -2070672870, now seen corresponding path program 1 times [2024-09-23 00:15:02,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:02,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170943225] [2024-09-23 00:15:02,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:02,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:17,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:17,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170943225] [2024-09-23 00:15:17,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170943225] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:17,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:17,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-09-23 00:15:17,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456765613] [2024-09-23 00:15:17,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:17,088 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-09-23 00:15:17,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:17,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-09-23 00:15:17,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-09-23 00:15:17,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:17,090 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:17,090 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 13 states have internal predecessors, (21), 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) [2024-09-23 00:15:17,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:17,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:17,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:17,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:18,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:18,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:18,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:18,893 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-23 00:15:18,893 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:18,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:18,894 INFO L85 PathProgramCache]: Analyzing trace with hash -308737919, now seen corresponding path program 1 times [2024-09-23 00:15:18,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:18,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100117369] [2024-09-23 00:15:18,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:18,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:28,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:28,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:28,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100117369] [2024-09-23 00:15:28,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100117369] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:28,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:28,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-23 00:15:28,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952732441] [2024-09-23 00:15:28,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:28,520 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-23 00:15:28,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:28,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-23 00:15:28,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-09-23 00:15:28,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:28,521 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:28,521 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2024-09-23 00:15:28,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:28,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:28,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:28,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:29,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:29,766 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-23 00:15:29,766 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:29,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:29,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1514060888, now seen corresponding path program 1 times [2024-09-23 00:15:29,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:29,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405339053] [2024-09-23 00:15:29,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:29,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:37,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:37,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405339053] [2024-09-23 00:15:37,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405339053] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:37,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:37,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-23 00:15:37,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678934350] [2024-09-23 00:15:37,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:37,803 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-23 00:15:37,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:37,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-23 00:15:37,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-09-23 00:15:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:37,804 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:37,804 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2024-09-23 00:15:37,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:38,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:38,918 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-23 00:15:38,919 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:38,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:38,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1018671552, now seen corresponding path program 1 times [2024-09-23 00:15:38,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:38,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939041435] [2024-09-23 00:15:38,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:38,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:43,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:43,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:43,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939041435] [2024-09-23 00:15:43,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939041435] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:43,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:43,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-23 00:15:43,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865950382] [2024-09-23 00:15:43,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:43,845 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-23 00:15:43,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:43,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-23 00:15:43,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-09-23 00:15:43,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:43,846 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:43,846 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 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) [2024-09-23 00:15:43,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:43,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:43,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:43,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:45,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:15:45,046 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-23 00:15:45,046 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:45,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:45,046 INFO L85 PathProgramCache]: Analyzing trace with hash -2045350025, now seen corresponding path program 1 times [2024-09-23 00:15:45,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:45,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945815631] [2024-09-23 00:15:45,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:45,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:49,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:49,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945815631] [2024-09-23 00:15:49,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945815631] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:49,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:49,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-23 00:15:49,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708524163] [2024-09-23 00:15:49,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:49,836 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-23 00:15:49,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:49,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-23 00:15:49,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-09-23 00:15:49,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:49,839 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:49,839 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2024-09-23 00:15:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:15:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:15:50,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:50,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-23 00:15:50,957 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:15:50,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:15:50,957 INFO L85 PathProgramCache]: Analyzing trace with hash 765304575, now seen corresponding path program 1 times [2024-09-23 00:15:50,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:15:50,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157036556] [2024-09-23 00:15:50,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:15:50,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:15:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:15:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:15:55,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:15:55,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157036556] [2024-09-23 00:15:55,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157036556] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:15:55,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:15:55,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-23 00:15:55,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641711055] [2024-09-23 00:15:55,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:15:55,072 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-23 00:15:55,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:15:55,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-23 00:15:55,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-09-23 00:15:55,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:55,073 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:15:55,073 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2024-09-23 00:15:55,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:55,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:55,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:15:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:15:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:15:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:15:56,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:15:56,248 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-23 00:15:56,249 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-23 00:15:56,249 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-23 00:15:56,249 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-23 00:15:56,250 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-23 00:15:56,261 INFO L408 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-23 00:15:56,264 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-23 00:15:56,264 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-23 00:15:56,266 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-23 00:15:56,267 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-23 00:15:56,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.09 12:15:56 BasicIcfg [2024-09-23 00:15:56,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-23 00:15:56,268 INFO L158 Benchmark]: Toolchain (without parser) took 130717.08ms. Allocated memory was 182.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 109.7MB in the beginning and 694.0MB in the end (delta: -584.3MB). Peak memory consumption was 814.8MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,269 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:15:56,269 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:15:56,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 981.84ms. Allocated memory is still 182.5MB. Free memory was 109.4MB in the beginning and 113.5MB in the end (delta: -4.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.67ms. Allocated memory is still 182.5MB. Free memory was 113.5MB in the beginning and 103.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,270 INFO L158 Benchmark]: Boogie Preprocessor took 99.99ms. Allocated memory is still 182.5MB. Free memory was 103.0MB in the beginning and 98.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,270 INFO L158 Benchmark]: RCFGBuilder took 1446.89ms. Allocated memory is still 182.5MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,270 INFO L158 Benchmark]: TraceAbstraction took 128062.61ms. Allocated memory was 182.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 96.1MB in the beginning and 694.0MB in the end (delta: -597.9MB). Peak memory consumption was 799.9MB. Max. memory is 16.1GB. [2024-09-23 00:15:56,272 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 981.84ms. Allocated memory is still 182.5MB. Free memory was 109.4MB in the beginning and 113.5MB in the end (delta: -4.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.67ms. Allocated memory is still 182.5MB. Free memory was 113.5MB in the beginning and 103.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.99ms. Allocated memory is still 182.5MB. Free memory was 103.0MB in the beginning and 98.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1446.89ms. Allocated memory is still 182.5MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * TraceAbstraction took 128062.61ms. Allocated memory was 182.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 96.1MB in the beginning and 694.0MB in the end (delta: -597.9MB). Peak memory consumption was 799.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4529, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 764, dependent conditional: 706, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4507, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 742, dependent conditional: 684, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4507, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 742, dependent conditional: 684, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 1923, dependent conditional: 1865, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 239, independent unconditional: 3526, dependent: 1923, dependent conditional: 351, dependent unconditional: 1572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 239, independent unconditional: 3526, dependent: 1923, dependent conditional: 351, dependent unconditional: 1572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 459, independent: 323, independent conditional: 65, independent unconditional: 258, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 459, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 221, dependent conditional: 0, dependent unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 221, independent: 85, independent conditional: 65, independent unconditional: 20, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 221, independent: 85, independent conditional: 65, independent unconditional: 20, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5834, independent: 2077, independent conditional: 1298, independent unconditional: 780, dependent: 3757, dependent conditional: 2232, dependent unconditional: 1525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5688, independent: 3442, independent conditional: 174, independent unconditional: 3268, dependent: 1787, dependent conditional: 273, dependent unconditional: 1514, unknown: 459, unknown conditional: 143, unknown unconditional: 316] , Statistics on independence cache: Total cache size (in pairs): 459, Positive cache size: 323, Positive conditional cache size: 65, Positive unconditional cache size: 258, Negative cache size: 136, Negative conditional cache size: 78, Negative unconditional cache size: 58, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4782, Maximal queried relation: 7, Independence queries for same thread: 22, Persistent sets #1 benchmarks: Persistent set computation time: 2.4s, Number of persistent set computation: 126, Number of trivial persistent sets: 82, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 316, independent: 258, independent conditional: 0, independent unconditional: 258, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4529, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 764, dependent conditional: 706, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4507, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 742, dependent conditional: 684, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4507, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 742, dependent conditional: 684, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 3507, independent unconditional: 258, dependent: 1923, dependent conditional: 1865, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 239, independent unconditional: 3526, dependent: 1923, dependent conditional: 351, dependent unconditional: 1572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5688, independent: 3765, independent conditional: 239, independent unconditional: 3526, dependent: 1923, dependent conditional: 351, dependent unconditional: 1572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 459, independent: 323, independent conditional: 65, independent unconditional: 258, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 459, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 221, dependent conditional: 0, dependent unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 221, independent: 85, independent conditional: 65, independent unconditional: 20, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 221, independent: 85, independent conditional: 65, independent unconditional: 20, dependent: 136, dependent conditional: 78, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5834, independent: 2077, independent conditional: 1298, independent unconditional: 780, dependent: 3757, dependent conditional: 2232, dependent unconditional: 1525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5688, independent: 3442, independent conditional: 174, independent unconditional: 3268, dependent: 1787, dependent conditional: 273, dependent unconditional: 1514, unknown: 459, unknown conditional: 143, unknown unconditional: 316] , Statistics on independence cache: Total cache size (in pairs): 459, Positive cache size: 323, Positive conditional cache size: 65, Positive unconditional cache size: 258, Negative cache size: 136, Negative conditional cache size: 78, Negative unconditional cache size: 58, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4782, Maximal queried relation: 7, Independence queries for same thread: 22 - PositiveResult [Line: 879]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 880]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 53 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 127.9s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 13.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 112.0s InterpolantComputationTime, 193 NumberOfCodeBlocks, 193 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 20641 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-23 00:15:56,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-23 00:15:56,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE