./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 11:37:23,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 11:37:24,019 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 11:37:24,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 11:37:24,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 11:37:24,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 11:37:24,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 11:37:24,056 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 11:37:24,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 11:37:24,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 11:37:24,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 11:37:24,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 11:37:24,058 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 11:37:24,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 11:37:24,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 11:37:24,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 11:37:24,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 11:37:24,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 11:37:24,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 11:37:24,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 11:37:24,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 11:37:24,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 11:37:24,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 11:37:24,066 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 11:37:24,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 11:37:24,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 11:37:24,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 11:37:24,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 11:37:24,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 11:37:24,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 11:37:24,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 11:37:24,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 11:37:24,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 11:37:24,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 11:37:24,068 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 11:37:24,068 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 11:37:24,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 11:37:24,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 11:37:24,070 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 11:37:24,070 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 11:37:24,070 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 11:37:24,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 11:37:24,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 11:37:24,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 11:37:24,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 11:37:24,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 11:37:24,328 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 11:37:24,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 11:37:25,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 11:37:26,037 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 11:37:26,037 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 11:37:26,053 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/68e47ca88/8fcdfc1e8a4641059b2210a0499cce39/FLAG33bfe7506 [2024-09-08 11:37:26,066 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/68e47ca88/8fcdfc1e8a4641059b2210a0499cce39 [2024-09-08 11:37:26,068 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 11:37:26,069 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 11:37:26,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-09-08 11:37:26,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 11:37:26,176 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 11:37:26,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 11:37:26,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 11:37:26,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 11:37:26,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:37:26" (1/2) ... [2024-09-08 11:37:26,185 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb377d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:37:26, skipping insertion in model container [2024-09-08 11:37:26,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:37:26" (1/2) ... [2024-09-08 11:37:26,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57fc6598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:37:26, skipping insertion in model container [2024-09-08 11:37:26,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 11:37:26" (2/2) ... [2024-09-08 11:37:26,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb377d3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26, skipping insertion in model container [2024-09-08 11:37:26,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 11:37:26" (2/2) ... [2024-09-08 11:37:26,270 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 11:37:26,271 INFO L1541 ArrayList]: Location invariant before [L830-L830] ((((((((((((((((((! multithreaded || y$r_buff1_thd2 == (_Bool)0) && (! multithreaded || y$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((z == 0 || z == 1) || z == 2))) && (! multithreaded || y$read_delayed_var == 0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )y$w_buff1_used) + (long long )z >= 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$r_buff0_thd2) - (long long )y$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$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (2LL - (long long )y$w_buff1_used) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )y$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$r_buff0_thd3 - (long long )y$r_buff1_thd3 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$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$r_buff1_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff1_thd3 - (long long )y$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$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff0_thd2 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$r_buff1_thd2 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && ((z == 0 || z == 1) || z == 2)))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0) [2024-09-08 11:37:26,271 INFO L1541 ArrayList]: Location invariant before [L832-L832] ((((((((((((((((((! multithreaded || y$r_buff1_thd2 == (_Bool)0) && (! multithreaded || y$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((z == 0 || z == 1) || z == 2))) && (! multithreaded || y$read_delayed_var == 0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )y$w_buff1_used) + (long long )z >= 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$r_buff0_thd2) - (long long )y$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$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (2LL - (long long )y$w_buff1_used) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )y$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$r_buff0_thd3 - (long long )y$r_buff1_thd3 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$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$r_buff1_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff1_thd3 - (long long )y$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$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff0_thd2 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$r_buff1_thd2 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && ((z == 0 || z == 1) || z == 2)))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0) [2024-09-08 11:37:26,271 INFO L1541 ArrayList]: Location invariant before [L833-L833] ((((((((((((((((((! multithreaded || y$r_buff1_thd2 == (_Bool)0) && (! multithreaded || y$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((z == 0 || z == 1) || z == 2))) && (! multithreaded || y$read_delayed_var == 0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd3 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd3) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )y$w_buff1_used) + (long long )z >= 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$r_buff0_thd2) - (long long )y$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$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (2LL - (long long )y$w_buff1_used) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )y$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$r_buff0_thd3 - (long long )y$r_buff1_thd3 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd3 - (long long )y$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$r_buff1_thd3 - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff1_thd3 - (long long )y$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$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff0_thd2 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$r_buff1_thd2 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && ((z == 0 || z == 1) || z == 2)))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0) [2024-09-08 11:37:26,271 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 11:37:26,272 INFO L1541 ArrayList]: ghost_update [L828-L828] multithreaded = 1; [2024-09-08 11:37:26,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 11:37:26,527 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2024-09-08 11:37:26,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 11:37:26,697 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-08 11:37:26,730 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 11:37:26,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 11:37:26,935 INFO L204 MainTranslator]: Completed translation [2024-09-08 11:37:26,936 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26 WrapperNode [2024-09-08 11:37:26,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 11:37:26,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 11:37:26,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 11:37:26,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 11:37:26,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:26,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,030 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 124 [2024-09-08 11:37:27,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 11:37:27,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 11:37:27,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 11:37:27,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 11:37:27,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 11:37:27,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 11:37:27,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 11:37:27,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 11:37:27,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (1/1) ... [2024-09-08 11:37:27,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 11:37:27,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 11:37:27,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 11:37:27,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 11:37:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 11:37:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 11:37:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-09-08 11:37:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-09-08 11:37:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-09-08 11:37:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-09-08 11:37:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-09-08 11:37:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-09-08 11:37:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 11:37:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 11:37:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 11:37:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 11:37:27,177 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 11:37:27,286 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 11:37:27,287 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 11:37:27,786 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 11:37:27,786 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 11:37:27,945 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 11:37:27,945 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-08 11:37:27,946 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:37:27 BoogieIcfgContainer [2024-09-08 11:37:27,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 11:37:27,951 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 11:37:27,951 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 11:37:27,954 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 11:37:27,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 11:37:26" (1/4) ... [2024-09-08 11:37:27,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2db94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:37:27, skipping insertion in model container [2024-09-08 11:37:27,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 11:37:26" (2/4) ... [2024-09-08 11:37:27,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2db94f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 11:37:27, skipping insertion in model container [2024-09-08 11:37:27,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 11:37:26" (3/4) ... [2024-09-08 11:37:27,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2db94f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 11:37:27, skipping insertion in model container [2024-09-08 11:37:27,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:37:27" (4/4) ... [2024-09-08 11:37:27,962 INFO L112 eAbstractionObserver]: Analyzing ICFG safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 11:37:27,979 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 11:37:27,980 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-09-08 11:37:27,980 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 11:37:28,039 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-09-08 11:37:28,082 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 11:37:28,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 11:37:28,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 11:37:28,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 11:37:28,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 11:37:28,118 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 11:37:28,153 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2024-09-08 11:37:28,160 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;@116a04dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 11:37:28,161 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-08 11:37:28,584 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-08 11:37:28,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:28,589 INFO L85 PathProgramCache]: Analyzing trace with hash -935165506, now seen corresponding path program 1 times [2024-09-08 11:37:28,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:28,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301348291] [2024-09-08 11:37:28,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:28,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:29,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:29,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301348291] [2024-09-08 11:37:29,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301348291] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:29,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:29,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 11:37:29,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003975471] [2024-09-08 11:37:29,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:29,681 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 11:37:29,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:29,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 11:37:29,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-08 11:37:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:29,710 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:29,710 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:29,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:31,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:37:31,738 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-09-08 11:37:31,738 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 11:37:31,745 INFO L408 BasicCegarLoop]: Path program histogram: [1] [2024-09-08 11:37:31,747 INFO L312 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2024-09-08 11:37:31,751 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 11:37:31,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 11:37:31,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 11:37:31,755 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 11:37:31,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-09-08 11:37:31,760 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 11:37:31,763 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 11:37:31,764 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;@116a04dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 11:37:31,764 INFO L337 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-09-08 11:37:31,859 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:31,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:31,860 INFO L85 PathProgramCache]: Analyzing trace with hash 327318836, now seen corresponding path program 1 times [2024-09-08 11:37:31,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:31,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037837512] [2024-09-08 11:37:31,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:31,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:33,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:33,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:33,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037837512] [2024-09-08 11:37:33,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037837512] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:33,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:33,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 11:37:33,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931613014] [2024-09-08 11:37:33,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:33,040 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 11:37:33,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:33,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 11:37:33,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 11:37:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:33,043 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:33,044 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) [2024-09-08 11:37:33,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:33,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:33,228 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 11:37:33,228 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:33,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:33,229 INFO L85 PathProgramCache]: Analyzing trace with hash -2130014528, now seen corresponding path program 1 times [2024-09-08 11:37:33,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:33,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567553189] [2024-09-08 11:37:33,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:33,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:37,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:37,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567553189] [2024-09-08 11:37:37,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567553189] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:37,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:37,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 11:37:37,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56199659] [2024-09-08 11:37:37,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:37,150 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 11:37:37,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:37,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 11:37:37,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-09-08 11:37:37,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:37,152 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:37,153 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 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) [2024-09-08 11:37:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:37,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:37,707 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 11:37:37,708 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:37,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:37,708 INFO L85 PathProgramCache]: Analyzing trace with hash 28767726, now seen corresponding path program 1 times [2024-09-08 11:37:37,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:37,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132143068] [2024-09-08 11:37:37,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:37,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:43,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:43,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132143068] [2024-09-08 11:37:43,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132143068] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:43,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:43,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 11:37:43,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690727508] [2024-09-08 11:37:43,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:43,073 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-08 11:37:43,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:43,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-08 11:37:43,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-09-08 11:37:43,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:43,074 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:43,075 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:43,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:43,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:43,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:43,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:43,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:43,466 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 11:37:43,466 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:43,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:43,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1054622182, now seen corresponding path program 1 times [2024-09-08 11:37:43,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:43,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892851387] [2024-09-08 11:37:43,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:43,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:43,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:43,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892851387] [2024-09-08 11:37:43,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892851387] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:43,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:43,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 11:37:43,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143049262] [2024-09-08 11:37:43,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:43,773 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 11:37:43,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:43,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 11:37:43,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 11:37:43,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:43,775 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:43,776 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:43,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:43,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:43,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:43,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:43,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:43,953 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 11:37:43,953 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:43,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:43,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1979438057, now seen corresponding path program 1 times [2024-09-08 11:37:43,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:43,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221722550] [2024-09-08 11:37:43,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:43,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:44,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:44,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221722550] [2024-09-08 11:37:44,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221722550] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:44,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:44,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 11:37:44,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907900090] [2024-09-08 11:37:44,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:44,330 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 11:37:44,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:44,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 11:37:44,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-09-08 11:37:44,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:44,332 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:44,332 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 8 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:44,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:44,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:44,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:44,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:44,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:44,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:44,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:44,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:44,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:44,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:44,986 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 11:37:44,986 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:44,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:44,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1937644596, now seen corresponding path program 1 times [2024-09-08 11:37:44,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:44,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235261631] [2024-09-08 11:37:44,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:44,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:48,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:48,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235261631] [2024-09-08 11:37:48,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235261631] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:48,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:48,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 11:37:48,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110858907] [2024-09-08 11:37:48,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:48,237 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 11:37:48,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:48,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 11:37:48,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-09-08 11:37:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:48,239 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:48,239 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:48,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:48,785 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-08 11:37:48,785 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:48,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:48,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1045874580, now seen corresponding path program 1 times [2024-09-08 11:37:48,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:48,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127175877] [2024-09-08 11:37:48,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:48,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:51,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:51,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127175877] [2024-09-08 11:37:51,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127175877] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:51,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:51,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 11:37:51,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134070249] [2024-09-08 11:37:51,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:51,490 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 11:37:51,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:51,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 11:37:51,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-09-08 11:37:51,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:51,491 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:51,491 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:51,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:51,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:51,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:51,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:51,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:51,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:51,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:52,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:52,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:52,425 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-08 11:37:52,425 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:52,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:52,425 INFO L85 PathProgramCache]: Analyzing trace with hash 811025576, now seen corresponding path program 1 times [2024-09-08 11:37:52,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:52,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879243974] [2024-09-08 11:37:52,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:52,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:52,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:52,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:52,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879243974] [2024-09-08 11:37:52,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879243974] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:52,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:52,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 11:37:52,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116697881] [2024-09-08 11:37:52,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:52,742 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 11:37:52,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:52,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 11:37:52,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-08 11:37:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:52,743 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:52,743 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 6 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:52,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:37:52,970 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-08 11:37:52,970 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:52,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:52,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1253228395, now seen corresponding path program 1 times [2024-09-08 11:37:52,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:52,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135429991] [2024-09-08 11:37:52,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:52,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:37:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:37:56,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:37:56,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135429991] [2024-09-08 11:37:56,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135429991] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:37:56,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:37:56,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-09-08 11:37:56,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256777335] [2024-09-08 11:37:56,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:37:56,911 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-09-08 11:37:56,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:37:56,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-09-08 11:37:56,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2024-09-08 11:37:56,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:56,912 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:37:56,912 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:37:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:37:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:37:57,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:37:57,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:37:57,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:37:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:37:57,764 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 11:37:57,764 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:37:57,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:37:57,765 INFO L85 PathProgramCache]: Analyzing trace with hash -924996403, now seen corresponding path program 1 times [2024-09-08 11:37:57,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:37:57,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630317423] [2024-09-08 11:37:57,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:37:57,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:37:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:02,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:02,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630317423] [2024-09-08 11:38:02,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630317423] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:02,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:02,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 11:38:02,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279453425] [2024-09-08 11:38:02,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:02,285 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 11:38:02,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:02,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 11:38:02,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-09-08 11:38:02,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:02,286 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:02,286 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:02,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:02,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:02,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:02,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:02,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:03,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:03,097 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-08 11:38:03,098 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:03,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:03,098 INFO L85 PathProgramCache]: Analyzing trace with hash -448514357, now seen corresponding path program 1 times [2024-09-08 11:38:03,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:03,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005893093] [2024-09-08 11:38:03,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:03,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:05,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:05,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005893093] [2024-09-08 11:38:05,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005893093] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:05,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:05,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 11:38:05,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799769110] [2024-09-08 11:38:05,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:05,131 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 11:38:05,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:05,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 11:38:05,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-09-08 11:38:05,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:05,132 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:05,132 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:05,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:05,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:05,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:05,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:05,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:06,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:06,239 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-08 11:38:06,239 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:06,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:06,239 INFO L85 PathProgramCache]: Analyzing trace with hash 2117225982, now seen corresponding path program 1 times [2024-09-08 11:38:06,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:06,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34895839] [2024-09-08 11:38:06,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:06,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:07,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:07,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34895839] [2024-09-08 11:38:07,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34895839] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:07,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:07,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 11:38:07,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639020682] [2024-09-08 11:38:07,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:07,330 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 11:38:07,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:07,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 11:38:07,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-09-08 11:38:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:07,331 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:07,331 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2024-09-08 11:38:07,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:07,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:07,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:07,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:07,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:07,872 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-08 11:38:07,872 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:07,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:07,873 INFO L85 PathProgramCache]: Analyzing trace with hash 977666926, now seen corresponding path program 2 times [2024-09-08 11:38:07,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:07,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238692894] [2024-09-08 11:38:07,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:07,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:12,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:12,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238692894] [2024-09-08 11:38:12,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238692894] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:12,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:12,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 11:38:12,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165372490] [2024-09-08 11:38:12,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:12,447 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-08 11:38:12,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:12,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-08 11:38:12,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-09-08 11:38:12,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:12,448 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:12,448 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:12,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:12,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:12,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:12,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:12,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:13,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:13,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:13,555 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-08 11:38:13,555 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:13,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:13,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1428209748, now seen corresponding path program 1 times [2024-09-08 11:38:13,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:13,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530801880] [2024-09-08 11:38:13,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:13,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:16,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:16,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530801880] [2024-09-08 11:38:16,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530801880] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:16,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:16,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 11:38:16,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403667857] [2024-09-08 11:38:16,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:16,440 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 11:38:16,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:16,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 11:38:16,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-09-08 11:38:16,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:16,441 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:16,441 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:16,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:16,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:16,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:16,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:16,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:16,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:17,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:17,200 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-08 11:38:17,200 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:17,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:17,200 INFO L85 PathProgramCache]: Analyzing trace with hash -713401546, now seen corresponding path program 1 times [2024-09-08 11:38:17,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:17,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910089174] [2024-09-08 11:38:17,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:17,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:18,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:18,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910089174] [2024-09-08 11:38:18,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910089174] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:18,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:18,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 11:38:18,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929278324] [2024-09-08 11:38:18,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:18,880 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 11:38:18,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:18,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 11:38:18,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-09-08 11:38:18,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:18,881 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:18,881 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:18,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:18,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:19,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:19,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:19,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:19,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:19,733 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-08 11:38:19,733 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:19,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:19,734 INFO L85 PathProgramCache]: Analyzing trace with hash 415411851, now seen corresponding path program 1 times [2024-09-08 11:38:19,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:19,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121489203] [2024-09-08 11:38:19,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:19,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:22,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:22,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:22,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121489203] [2024-09-08 11:38:22,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121489203] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:22,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:22,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 11:38:22,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492190912] [2024-09-08 11:38:22,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:22,463 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 11:38:22,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:22,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 11:38:22,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-09-08 11:38:22,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:22,464 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:22,464 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:22,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:22,854 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-08 11:38:22,854 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:22,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:22,854 INFO L85 PathProgramCache]: Analyzing trace with hash -2116938345, now seen corresponding path program 2 times [2024-09-08 11:38:22,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:22,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103705853] [2024-09-08 11:38:22,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:22,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:23,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:23,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103705853] [2024-09-08 11:38:23,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103705853] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:23,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:23,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 11:38:23,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082302110] [2024-09-08 11:38:23,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:23,245 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 11:38:23,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:23,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 11:38:23,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-09-08 11:38:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:23,246 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:23,246 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:23,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:23,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 11:38:23,902 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-08 11:38:23,902 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:23,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:23,902 INFO L85 PathProgramCache]: Analyzing trace with hash 993584257, now seen corresponding path program 3 times [2024-09-08 11:38:23,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:23,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972809402] [2024-09-08 11:38:23,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:23,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 11:38:24,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 11:38:24,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 11:38:24,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972809402] [2024-09-08 11:38:24,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972809402] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 11:38:24,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 11:38:24,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 11:38:24,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081072244] [2024-09-08 11:38:24,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 11:38:24,577 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 11:38:24,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 11:38:24,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 11:38:24,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-09-08 11:38:24,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:24,578 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 11:38:24,578 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 9 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 11:38:24,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:24,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 11:38:24,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 11:38:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 11:38:25,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 11:38:25,369 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-08 11:38:25,369 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 11:38:25,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 11:38:25,369 INFO L85 PathProgramCache]: Analyzing trace with hash -19968291, now seen corresponding path program 4 times [2024-09-08 11:38:25,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 11:38:25,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802426591] [2024-09-08 11:38:25,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 11:38:25,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 11:38:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-08 11:38:25,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-09-08 11:38:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-08 11:38:25,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-09-08 11:38:25,472 INFO L326 BasicCegarLoop]: Counterexample is feasible [2024-09-08 11:38:25,472 INFO L785 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-09-08 11:38:25,472 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-09-08 11:38:25,472 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-09-08 11:38:25,472 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-09-08 11:38:25,473 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-09-08 11:38:25,473 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-09-08 11:38:25,473 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-09-08 11:38:25,473 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-08 11:38:25,479 INFO L408 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 11:38:25,479 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2024-09-08 11:38:25,578 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 11:38:25,578 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 11:38:25,589 INFO L469 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-09-08 11:38:25,589 INFO L470 ceAbstractionStarter]: WitnessConsidered=3 [2024-09-08 11:38:25,594 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 11:38:25 BasicIcfg [2024-09-08 11:38:25,594 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 11:38:25,595 INFO L158 Benchmark]: Toolchain (without parser) took 59419.03ms. Allocated memory was 153.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 77.2MB in the beginning and 1.0GB in the end (delta: -929.5MB). Peak memory consumption was 593.5MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,595 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 11:38:25,595 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 153.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 11:38:25,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.63ms. Allocated memory is still 153.1MB. Free memory was 77.0MB in the beginning and 98.3MB in the end (delta: -21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.30ms. Allocated memory is still 153.1MB. Free memory was 98.3MB in the beginning and 92.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,596 INFO L158 Benchmark]: Boogie Preprocessor took 68.96ms. Allocated memory is still 153.1MB. Free memory was 92.0MB in the beginning and 88.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,596 INFO L158 Benchmark]: RCFGBuilder took 846.11ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 67.5MB in the end (delta: 21.0MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,596 INFO L158 Benchmark]: TraceAbstraction took 57643.04ms. Allocated memory was 153.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 66.3MB in the beginning and 1.0GB in the end (delta: -940.4MB). Peak memory consumption was 579.9MB. Max. memory is 16.1GB. [2024-09-08 11:38:25,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 153.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.63ms. Allocated memory is still 153.1MB. Free memory was 77.0MB in the beginning and 98.3MB in the end (delta: -21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.30ms. Allocated memory is still 153.1MB. Free memory was 98.3MB in the beginning and 92.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.96ms. Allocated memory is still 153.1MB. Free memory was 92.0MB in the beginning and 88.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 846.11ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 67.5MB in the end (delta: 21.0MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * TraceAbstraction took 57643.04ms. Allocated memory was 153.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 66.3MB in the beginning and 1.0GB in the end (delta: -940.4MB). Peak memory consumption was 579.9MB. 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: 6409, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 463, dependent conditional: 405, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6262, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 316, dependent conditional: 258, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6262, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 316, dependent conditional: 258, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 697, dependent conditional: 639, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 123, independent unconditional: 5823, dependent: 697, dependent conditional: 200, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 123, independent unconditional: 5823, dependent: 697, dependent conditional: 200, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1071, independent: 992, independent conditional: 3, independent unconditional: 989, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1071, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 112, independent: 33, independent conditional: 3, independent unconditional: 30, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 112, independent: 33, independent conditional: 3, independent unconditional: 30, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1933, independent: 620, independent conditional: 58, independent unconditional: 562, dependent: 1313, dependent conditional: 408, dependent unconditional: 905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6643, independent: 4954, independent conditional: 120, independent unconditional: 4834, dependent: 618, dependent conditional: 182, dependent unconditional: 436, unknown: 1071, unknown conditional: 21, unknown unconditional: 1050] , Statistics on independence cache: Total cache size (in pairs): 1071, Positive cache size: 992, Positive conditional cache size: 3, Positive unconditional cache size: 989, Negative cache size: 79, Negative conditional cache size: 18, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5280, Maximal queried relation: 1, Independence queries for same thread: 147, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 801, Number of trivial persistent sets: 295, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1040, independent: 982, independent conditional: 0, independent unconditional: 982, 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: 6409, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 463, dependent conditional: 405, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6262, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 316, dependent conditional: 258, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6262, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 316, dependent conditional: 258, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 4964, independent unconditional: 982, dependent: 697, dependent conditional: 639, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 123, independent unconditional: 5823, dependent: 697, dependent conditional: 200, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6643, independent: 5946, independent conditional: 123, independent unconditional: 5823, dependent: 697, dependent conditional: 200, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1071, independent: 992, independent conditional: 3, independent unconditional: 989, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1071, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 112, independent: 33, independent conditional: 3, independent unconditional: 30, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 112, independent: 33, independent conditional: 3, independent unconditional: 30, dependent: 79, dependent conditional: 18, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1933, independent: 620, independent conditional: 58, independent unconditional: 562, dependent: 1313, dependent conditional: 408, dependent unconditional: 905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6643, independent: 4954, independent conditional: 120, independent unconditional: 4834, dependent: 618, dependent conditional: 182, dependent unconditional: 436, unknown: 1071, unknown conditional: 21, unknown unconditional: 1050] , Statistics on independence cache: Total cache size (in pairs): 1071, Positive cache size: 992, Positive conditional cache size: 3, Positive unconditional cache size: 989, Negative cache size: 79, Negative conditional cache size: 18, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5280, Maximal queried relation: 1, Independence queries for same thread: 147 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39476, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 2079, dependent conditional: 2020, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38260, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 863, dependent conditional: 804, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 38260, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 863, dependent conditional: 804, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 8200, dependent conditional: 8141, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 1989, independent unconditional: 35408, dependent: 8200, dependent conditional: 2887, dependent unconditional: 5313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 1989, independent unconditional: 35408, dependent: 8200, dependent conditional: 2887, dependent unconditional: 5313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1204, independent: 1013, independent conditional: 113, independent unconditional: 900, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1204, independent: 864, independent conditional: 0, independent unconditional: 864, dependent: 340, dependent conditional: 0, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 340, independent: 149, independent conditional: 113, independent unconditional: 36, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 340, independent: 149, independent conditional: 113, independent unconditional: 36, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3467, independent: 1343, independent conditional: 868, independent unconditional: 475, dependent: 2124, dependent conditional: 1418, dependent unconditional: 706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45597, independent: 36384, independent conditional: 1876, independent unconditional: 34508, dependent: 8009, dependent conditional: 2757, dependent unconditional: 5252, unknown: 1204, unknown conditional: 243, unknown unconditional: 961] , Statistics on independence cache: Total cache size (in pairs): 1204, Positive cache size: 1013, Positive conditional cache size: 113, Positive unconditional cache size: 900, Negative cache size: 191, Negative conditional cache size: 130, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39772, Maximal queried relation: 10, Independence queries for same thread: 1216, Persistent sets #1 benchmarks: Persistent set computation time: 1.0s, Number of persistent set computation: 1002, Number of trivial persistent sets: 647, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 949, independent: 890, independent conditional: 0, independent unconditional: 890, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39476, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 2079, dependent conditional: 2020, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38260, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 863, dependent conditional: 804, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 38260, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 863, dependent conditional: 804, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 36507, independent unconditional: 890, dependent: 8200, dependent conditional: 8141, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 1989, independent unconditional: 35408, dependent: 8200, dependent conditional: 2887, dependent unconditional: 5313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45597, independent: 37397, independent conditional: 1989, independent unconditional: 35408, dependent: 8200, dependent conditional: 2887, dependent unconditional: 5313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1204, independent: 1013, independent conditional: 113, independent unconditional: 900, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1204, independent: 864, independent conditional: 0, independent unconditional: 864, dependent: 340, dependent conditional: 0, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 340, independent: 149, independent conditional: 113, independent unconditional: 36, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 340, independent: 149, independent conditional: 113, independent unconditional: 36, dependent: 191, dependent conditional: 130, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3467, independent: 1343, independent conditional: 868, independent unconditional: 475, dependent: 2124, dependent conditional: 1418, dependent unconditional: 706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45597, independent: 36384, independent conditional: 1876, independent unconditional: 34508, dependent: 8009, dependent conditional: 2757, dependent unconditional: 5252, unknown: 1204, unknown conditional: 243, unknown unconditional: 961] , Statistics on independence cache: Total cache size (in pairs): 1204, Positive cache size: 1013, Positive conditional cache size: 113, Positive unconditional cache size: 900, Negative cache size: 191, Negative conditional cache size: 130, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39772, Maximal queried relation: 10, Independence queries for same thread: 1216 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L719] 0 int y = 0; [L720] 0 _Bool y$flush_delayed; [L721] 0 int y$mem_tmp; [L722] 0 _Bool y$r_buff0_thd0; [L723] 0 _Bool y$r_buff0_thd1; [L724] 0 _Bool y$r_buff0_thd2; [L725] 0 _Bool y$r_buff0_thd3; [L726] 0 _Bool y$r_buff1_thd0; [L727] 0 _Bool y$r_buff1_thd1; [L728] 0 _Bool y$r_buff1_thd2; [L729] 0 _Bool y$r_buff1_thd3; [L730] 0 _Bool y$read_delayed; [L731] 0 int *y$read_delayed_var; [L732] 0 int y$w_buff0; [L733] 0 _Bool y$w_buff0_used; [L734] 0 int y$w_buff1; [L735] 0 _Bool y$w_buff1_used; [L737] 0 int z = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L1] 0 //@ ghost int multithreaded = 0; [L827] 0 pthread_t t2577; [L828] 0 //@ ghost multithreaded = 1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L828] FCALL, FORK 0 pthread_create(&t2577, ((void *)0), P0, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L829] 0 pthread_t t2578; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L830] 0 //@ assert (((((((((((((((((((!multithreaded || (y$r_buff1_thd2 == (_Bool) 0)) && (!multithreaded || (y$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || ((y$w_buff1 == 0) || (y$w_buff1 == 1)))) && (!multithreaded || (y$read_delayed == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)))) && (!multithreaded || (y$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((z == 0) || (z == 1)) || (z == 2)))) && (!multithreaded || (y$read_delayed_var == 0))) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (y$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y$w_buff0 == 0) || (y$w_buff0 == 1)))) && (!multithreaded || ((y$mem_tmp == 0) || (y$mem_tmp == 1)))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p0_EAX) + (long long) x) >= 0LL) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$w_buff1_used) + (long long) z) >= 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$r_buff0_thd2) - (long long) y$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$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1_used) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$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$r_buff0_thd3 - (long long) y$r_buff1_thd3) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$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$r_buff1_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$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$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (y$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd1 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd1 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1))) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((x == 0) || (x == 1))) && ((y == 0) || (y == 1))) && ((y$mem_tmp == 0) || (y$mem_tmp == 1))) && ((y$w_buff0 == 0) || (y$w_buff0 == 1))) && ((y$w_buff1 == 0) || (y$w_buff1 == 1))) && (((z == 0) || (z == 1)) || (z == 2))))) && (!multithreaded || (y$r_buff1_thd1 == (_Bool) 0))); VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L830] FCALL, FORK 0 pthread_create(&t2578, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, t2578=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L831] 0 pthread_t t2579; VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, t2578=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L832] 0 //@ assert (((((((((((((((((((!multithreaded || (y$r_buff1_thd2 == (_Bool) 0)) && (!multithreaded || (y$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || ((y$w_buff1 == 0) || (y$w_buff1 == 1)))) && (!multithreaded || (y$read_delayed == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)))) && (!multithreaded || (y$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((z == 0) || (z == 1)) || (z == 2)))) && (!multithreaded || (y$read_delayed_var == 0))) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (y$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y$w_buff0 == 0) || (y$w_buff0 == 1)))) && (!multithreaded || ((y$mem_tmp == 0) || (y$mem_tmp == 1)))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p0_EAX) + (long long) x) >= 0LL) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$w_buff1_used) + (long long) z) >= 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$r_buff0_thd2) - (long long) y$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$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1_used) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$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$r_buff0_thd3 - (long long) y$r_buff1_thd3) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$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$r_buff1_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$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$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (y$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd1 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd1 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1))) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((x == 0) || (x == 1))) && ((y == 0) || (y == 1))) && ((y$mem_tmp == 0) || (y$mem_tmp == 1))) && ((y$w_buff0 == 0) || (y$w_buff0 == 1))) && ((y$w_buff1 == 0) || (y$w_buff1 == 1))) && (((z == 0) || (z == 1)) || (z == 2))))) && (!multithreaded || (y$r_buff1_thd1 == (_Bool) 0))); VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, t2578=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L832] FCALL, FORK 0 pthread_create(&t2579, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, t2578=0, t2579=1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L790] 3 y$w_buff1 = y$w_buff0 [L791] 3 y$w_buff0 = 1 [L792] 3 y$w_buff1_used = y$w_buff0_used [L793] 3 y$w_buff0_used = (_Bool)1 [L794] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L794] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L795] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L796] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L797] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L798] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L799] 3 y$r_buff0_thd3 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L802] 3 z = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L833] 0 //@ assert (((((((((((((((((((!multithreaded || (y$r_buff1_thd2 == (_Bool) 0)) && (!multithreaded || (y$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || ((y$w_buff1 == 0) || (y$w_buff1 == 1)))) && (!multithreaded || (y$read_delayed == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)))) && (!multithreaded || (y$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((z == 0) || (z == 1)) || (z == 2)))) && (!multithreaded || (y$read_delayed_var == 0))) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (y$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y$w_buff0 == 0) || (y$w_buff0 == 1)))) && (!multithreaded || ((y$mem_tmp == 0) || (y$mem_tmp == 1)))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p0_EAX) + (long long) x) >= 0LL) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$r_buff0_thd3) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) + (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$w_buff1_used) + (long long) z) >= 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$r_buff0_thd2) - (long long) y$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$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1_used) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$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$r_buff0_thd3 - (long long) y$r_buff1_thd3) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$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$r_buff1_thd3 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$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$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (y$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd1 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd1 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1))) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((x == 0) || (x == 1))) && ((y == 0) || (y == 1))) && ((y$mem_tmp == 0) || (y$mem_tmp == 1))) && ((y$w_buff0 == 0) || (y$w_buff0 == 1))) && ((y$w_buff1 == 0) || (y$w_buff1 == 1))) && (((z == 0) || (z == 1)) || (z == 2))))) && (!multithreaded || (y$r_buff1_thd1 == (_Bool) 0))); VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2577=-1, t2578=0, t2579=1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L743] 1 z = 2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L748] 1 __unbuffered_p0_EAX = x VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L760] 2 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L765] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L766] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L767] 2 y$flush_delayed = weak$$choice2 [L768] 2 y$mem_tmp = y [L769] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L770] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L771] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L772] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L773] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L774] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L775] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L776] 2 __unbuffered_p1_EAX = y [L777] 2 y = y$flush_delayed ? y$mem_tmp : y [L778] 2 y$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L785] 2 return 0; [L805] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L806] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L807] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L808] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L809] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L812] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L814] 3 return 0; [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L834] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2577=-1, t2578=0, t2579=1, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L836] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L836] RET 0 assume_abort_if_not(main$tmp_guard0) [L838] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L839] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L840] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L841] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L842] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2577=-1, t2578=0, t2579=1, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L845] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2577=-1, t2578=0, t2579=1, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L847] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 77 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.4s, 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: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 252 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 77 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 53.7s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 11.6s, 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: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 41.0s InterpolantComputationTime, 484 NumberOfCodeBlocks, 484 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 427 ConstructedInterpolants, 0 QuantifiedInterpolants, 19612 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-09-08 11:38:25,649 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-09-08 11:38:25,846 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 [2024-09-08 11:38:26,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE