./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.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/safe021_power.opt_pso.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/safe021_power.opt_pso.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-dev-e94c40d-m [2024-09-22 23:33:01,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-22 23:33:01,689 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-22 23:33:01,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-22 23:33:01,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-22 23:33:01,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-22 23:33:01,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-22 23:33:01,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-22 23:33:01,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-22 23:33:01,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-22 23:33:01,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-22 23:33:01,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-22 23:33:01,731 INFO L153 SettingsManager]: * Use SBE=true [2024-09-22 23:33:01,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-22 23:33:01,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-22 23:33:01,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-22 23:33:01,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-22 23:33:01,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-22 23:33:01,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-22 23:33:01,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-22 23:33:01,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-22 23:33:01,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-22 23:33:01,740 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-22 23:33:01,740 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-22 23:33:01,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-22 23:33:01,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-22 23:33:01,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-22 23:33:01,741 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-22 23:33:01,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-22 23:33:01,742 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-22 23:33:01,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 23:33:01,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-22 23:33:01,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-22 23:33:01,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-22 23:33:01,743 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-22 23:33:01,743 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-22 23:33:01,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-22 23:33:01,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-22 23:33:01,744 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-22 23:33:01,744 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-22 23:33:01,745 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-22 23:33:01,745 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-22 23:33:02,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-22 23:33:02,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-22 23:33:02,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-22 23:33:02,035 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-22 23:33:02,036 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-22 23:33:02,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/safe021_power.opt_pso.opt.yml/witness.yml [2024-09-22 23:33:02,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-22 23:33:02,165 INFO L274 PluginConnector]: CDTParser initialized [2024-09-22 23:33:02,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2024-09-22 23:33:03,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-22 23:33:03,782 INFO L384 CDTParser]: Found 1 translation units. [2024-09-22 23:33:03,783 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2024-09-22 23:33:03,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c53fe84e2/72805d9cf78b41b581670b38d1b87c06/FLAG191799b33 [2024-09-22 23:33:04,123 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c53fe84e2/72805d9cf78b41b581670b38d1b87c06 [2024-09-22 23:33:04,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-22 23:33:04,125 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-22 23:33:04,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-22 23:33:04,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-22 23:33:04,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-22 23:33:04,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 11:33:02" (1/2) ... [2024-09-22 23:33:04,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39986f84 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 11:33:04, skipping insertion in model container [2024-09-22 23:33:04,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 11:33:02" (1/2) ... [2024-09-22 23:33:04,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7762fe33 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 11:33:04, skipping insertion in model container [2024-09-22 23:33:04,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 11:33:04" (2/2) ... [2024-09-22 23:33:04,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39986f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04, skipping insertion in model container [2024-09-22 23:33:04,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 11:33:04" (2/2) ... [2024-09-22 23:33:04,220 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-22 23:33:04,221 INFO L1541 ArrayList]: Location invariant before [L825-L825] ((((((((((((((((((! multithreaded || x$r_buff0_thd0 == (_Bool)0) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || x$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EBX) + (long long )z >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EBX >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )__unbuffered_p2_EBX >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )x$w_buff1_used) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EBX) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0) [2024-09-22 23:33:04,222 INFO L1541 ArrayList]: Location invariant before [L823-L823] ((((((((((((((((((! multithreaded || x$r_buff0_thd0 == (_Bool)0) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || x$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EBX) + (long long )z >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EBX >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )__unbuffered_p2_EBX >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )x$w_buff1_used) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EBX) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0) [2024-09-22 23:33:04,222 INFO L1541 ArrayList]: Location invariant before [L826-L826] ((((((((((((((((((! multithreaded || x$r_buff0_thd0 == (_Bool)0) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || x$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EBX) + (long long )z >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EBX >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )__unbuffered_p2_EBX >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EBX) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )x$w_buff1_used) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EBX) - (long long )z >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0) [2024-09-22 23:33:04,223 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-22 23:33:04,223 INFO L1541 ArrayList]: ghost_update [L821-L821] multithreaded = 1; [2024-09-22 23:33:04,271 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-22 23:33:04,473 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2024-09-22 23:33:04,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-22 23:33:04,685 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-22 23:33:04,724 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-22 23:33:04,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-22 23:33:04,973 INFO L204 MainTranslator]: Completed translation [2024-09-22 23:33:04,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04 WrapperNode [2024-09-22 23:33:04,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-22 23:33:04,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-22 23:33:04,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-22 23:33:04,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-22 23:33:04,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,080 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 143 [2024-09-22 23:33:05,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-22 23:33:05,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-22 23:33:05,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-22 23:33:05,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-22 23:33:05,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-22 23:33:05,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-22 23:33:05,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-22 23:33:05,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-22 23:33:05,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (1/1) ... [2024-09-22 23:33:05,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 23:33:05,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 23:33:05,209 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) [2024-09-22 23:33:05,211 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 [2024-09-22 23:33:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-22 23:33:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-22 23:33:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-09-22 23:33:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-09-22 23:33:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-09-22 23:33:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-09-22 23:33:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-09-22 23:33:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-09-22 23:33:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-22 23:33:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-22 23:33:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-22 23:33:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-22 23:33:05,262 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-22 23:33:05,380 INFO L242 CfgBuilder]: Building ICFG [2024-09-22 23:33:05,381 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-22 23:33:05,952 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-22 23:33:05,952 INFO L291 CfgBuilder]: Performing block encoding [2024-09-22 23:33:06,245 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-22 23:33:06,247 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-22 23:33:06,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 11:33:06 BoogieIcfgContainer [2024-09-22 23:33:06,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-22 23:33:06,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-22 23:33:06,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-22 23:33:06,254 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-22 23:33:06,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 11:33:02" (1/4) ... [2024-09-22 23:33:06,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f47c34a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.09 11:33:06, skipping insertion in model container [2024-09-22 23:33:06,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.09 11:33:04" (2/4) ... [2024-09-22 23:33:06,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f47c34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 11:33:06, skipping insertion in model container [2024-09-22 23:33:06,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 11:33:04" (3/4) ... [2024-09-22 23:33:06,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f47c34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 11:33:06, skipping insertion in model container [2024-09-22 23:33:06,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 11:33:06" (4/4) ... [2024-09-22 23:33:06,259 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.opt_pso.opt.i [2024-09-22 23:33:06,276 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-22 23:33:06,277 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-09-22 23:33:06,277 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-22 23:33:06,342 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-09-22 23:33:06,381 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-22 23:33:06,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-22 23:33:06,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 23:33:06,384 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) [2024-09-22 23:33:06,385 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 [2024-09-22 23:33:06,413 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-22 23:33:06,426 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-22 23:33:06,434 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;@53b22b9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-22 23:33:06,435 INFO L337 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-09-22 23:33:06,632 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)] === [2024-09-22 23:33:06,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:06,637 INFO L85 PathProgramCache]: Analyzing trace with hash 361435232, now seen corresponding path program 1 times [2024-09-22 23:33:06,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:06,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224599266] [2024-09-22 23:33:06,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:06,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:08,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:08,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224599266] [2024-09-22 23:33:08,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224599266] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:08,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:08,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-22 23:33:08,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117359651] [2024-09-22 23:33:08,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:08,772 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-22 23:33:08,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:08,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-22 23:33:08,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-22 23:33:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:08,800 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:08,801 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) [2024-09-22 23:33:08,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:09,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:09,164 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-22 23:33:09,165 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)] === [2024-09-22 23:33:09,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:09,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1691228421, now seen corresponding path program 1 times [2024-09-22 23:33:09,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:09,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566314793] [2024-09-22 23:33:09,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:09,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:14,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:14,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:14,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566314793] [2024-09-22 23:33:14,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566314793] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:14,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:14,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-22 23:33:14,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456103155] [2024-09-22 23:33:14,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:14,687 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-22 23:33:14,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:14,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-22 23:33:14,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-09-22 23:33:14,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:14,689 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:14,690 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-22 23:33:14,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:14,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:15,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:15,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:15,068 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-22 23:33:15,068 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)] === [2024-09-22 23:33:15,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:15,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1315403223, now seen corresponding path program 1 times [2024-09-22 23:33:15,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:15,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474785080] [2024-09-22 23:33:15,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:15,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:22,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:22,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474785080] [2024-09-22 23:33:22,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474785080] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:22,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:22,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-22 23:33:22,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685878137] [2024-09-22 23:33:22,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:22,744 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-22 23:33:22,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:22,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-22 23:33:22,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-09-22 23:33:22,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:22,745 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:22,745 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 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) [2024-09-22 23:33:22,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:22,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:22,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:23,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:23,501 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-22 23:33:23,501 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)] === [2024-09-22 23:33:23,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:23,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1827056479, now seen corresponding path program 1 times [2024-09-22 23:33:23,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:23,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052649901] [2024-09-22 23:33:23,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:23,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:23,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:23,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052649901] [2024-09-22 23:33:23,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052649901] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:23,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:23,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-22 23:33:23,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783220662] [2024-09-22 23:33:23,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:23,908 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-22 23:33:23,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:23,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-22 23:33:23,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-22 23:33:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:23,909 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:23,909 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 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) [2024-09-22 23:33:23,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:23,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:24,206 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-22 23:33:24,206 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)] === [2024-09-22 23:33:24,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:24,206 INFO L85 PathProgramCache]: Analyzing trace with hash 945118028, now seen corresponding path program 1 times [2024-09-22 23:33:24,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:24,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488055993] [2024-09-22 23:33:24,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:24,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:26,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:26,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:26,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488055993] [2024-09-22 23:33:26,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488055993] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:26,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:26,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-09-22 23:33:26,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980113438] [2024-09-22 23:33:26,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:26,260 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-22 23:33:26,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:26,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-22 23:33:26,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-09-22 23:33:26,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:26,262 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:26,262 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-22 23:33:26,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:26,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:26,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:26,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:26,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:27,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:27,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:27,489 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-22 23:33:27,490 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)] === [2024-09-22 23:33:27,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:27,490 INFO L85 PathProgramCache]: Analyzing trace with hash 63025877, now seen corresponding path program 1 times [2024-09-22 23:33:27,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:27,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459115479] [2024-09-22 23:33:27,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:27,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:30,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:30,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:30,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459115479] [2024-09-22 23:33:30,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459115479] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:30,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:30,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-22 23:33:30,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371148458] [2024-09-22 23:33:30,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:30,729 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-22 23:33:30,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:30,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-22 23:33:30,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-09-22 23:33:30,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:30,730 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:30,730 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-22 23:33:30,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:30,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:30,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:30,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:30,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:30,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:31,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:31,610 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-22 23:33:31,610 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)] === [2024-09-22 23:33:31,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:31,611 INFO L85 PathProgramCache]: Analyzing trace with hash 692520813, now seen corresponding path program 1 times [2024-09-22 23:33:31,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:31,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258941797] [2024-09-22 23:33:31,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:31,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:36,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:36,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:36,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258941797] [2024-09-22 23:33:36,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258941797] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:36,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:36,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-09-22 23:33:36,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681115153] [2024-09-22 23:33:36,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:36,564 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-09-22 23:33:36,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:36,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-09-22 23:33:36,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2024-09-22 23:33:36,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:36,565 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:36,565 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 15 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) [2024-09-22 23:33:36,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:36,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:36,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:36,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:36,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:36,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:36,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:37,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:37,978 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-22 23:33:37,978 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)] === [2024-09-22 23:33:37,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:37,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1618285667, now seen corresponding path program 1 times [2024-09-22 23:33:37,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:37,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902158463] [2024-09-22 23:33:37,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:40,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:40,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902158463] [2024-09-22 23:33:40,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902158463] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:40,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:40,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-22 23:33:40,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789560346] [2024-09-22 23:33:40,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:40,969 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-22 23:33:40,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:40,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-22 23:33:40,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-09-22 23:33:40,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:40,971 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:40,971 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 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) [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:42,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:42,161 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-22 23:33:42,161 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)] === [2024-09-22 23:33:42,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:42,162 INFO L85 PathProgramCache]: Analyzing trace with hash 86343531, now seen corresponding path program 1 times [2024-09-22 23:33:42,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:42,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168803125] [2024-09-22 23:33:42,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:42,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:44,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:44,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168803125] [2024-09-22 23:33:44,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168803125] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:44,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:44,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-22 23:33:44,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806690076] [2024-09-22 23:33:44,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:44,490 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-22 23:33:44,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:44,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-22 23:33:44,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-09-22 23:33:44,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:44,491 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:44,491 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) [2024-09-22 23:33:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:45,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:45,392 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-22 23:33:45,392 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)] === [2024-09-22 23:33:45,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:45,392 INFO L85 PathProgramCache]: Analyzing trace with hash -551405060, now seen corresponding path program 1 times [2024-09-22 23:33:45,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:45,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137854781] [2024-09-22 23:33:45,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:45,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:47,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:47,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137854781] [2024-09-22 23:33:47,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137854781] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:47,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:47,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-22 23:33:47,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460051020] [2024-09-22 23:33:47,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:47,572 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-22 23:33:47,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:47,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-22 23:33:47,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-09-22 23:33:47,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:47,573 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:47,573 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) [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:47,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:47,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:47,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:47,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:48,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:48,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:48,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:48,246 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-22 23:33:48,247 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)] === [2024-09-22 23:33:48,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:48,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1401113013, now seen corresponding path program 1 times [2024-09-22 23:33:48,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:48,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703238652] [2024-09-22 23:33:48,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:48,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:50,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:50,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703238652] [2024-09-22 23:33:50,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703238652] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:50,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:50,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-22 23:33:50,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722110497] [2024-09-22 23:33:50,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:50,954 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-22 23:33:50,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:50,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-22 23:33:50,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-09-22 23:33:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:50,955 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:50,955 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 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) [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:50,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:52,018 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-22 23:33:52,018 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:33:52,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:52,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1340277165, now seen corresponding path program 1 times [2024-09-22 23:33:52,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:52,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575677649] [2024-09-22 23:33:52,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:52,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:54,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:54,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575677649] [2024-09-22 23:33:54,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575677649] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:54,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:54,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-22 23:33:54,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443734018] [2024-09-22 23:33:54,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:54,302 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-22 23:33:54,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:54,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-22 23:33:54,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-09-22 23:33:54,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:54,303 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:54,304 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 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) [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:54,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:55,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:55,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:55,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:55,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:55,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:55,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:55,132 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-22 23:33:55,132 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)] === [2024-09-22 23:33:55,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:55,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2034974228, now seen corresponding path program 1 times [2024-09-22 23:33:55,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:55,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708475504] [2024-09-22 23:33:55,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:55,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:33:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:33:57,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:33:57,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708475504] [2024-09-22 23:33:57,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708475504] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:33:57,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:33:57,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-22 23:33:57,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083109270] [2024-09-22 23:33:57,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:33:57,200 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-22 23:33:57,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:33:57,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-22 23:33:57,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-09-22 23:33:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:57,201 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:33:57,201 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 9 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) [2024-09-22 23:33:57,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:57,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:57,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:57,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:57,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:33:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:33:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:33:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:33:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:33:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:33:58,484 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-22 23:33:58,485 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)] === [2024-09-22 23:33:58,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:33:58,485 INFO L85 PathProgramCache]: Analyzing trace with hash -427334378, now seen corresponding path program 1 times [2024-09-22 23:33:58,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:33:58,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958236438] [2024-09-22 23:33:58,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:33:58,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:33:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:02,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:02,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958236438] [2024-09-22 23:34:02,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958236438] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:02,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:02,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-22 23:34:02,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17636309] [2024-09-22 23:34:02,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:02,140 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-22 23:34:02,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:02,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-22 23:34:02,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-09-22 23:34:02,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:02,140 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:02,141 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 12 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) [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:02,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:03,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:03,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:03,534 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-22 23:34:03,534 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)] === [2024-09-22 23:34:03,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:03,534 INFO L85 PathProgramCache]: Analyzing trace with hash -2069719404, now seen corresponding path program 1 times [2024-09-22 23:34:03,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:03,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781834575] [2024-09-22 23:34:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:03,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:06,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:06,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781834575] [2024-09-22 23:34:06,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781834575] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:06,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:06,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-22 23:34:06,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905935000] [2024-09-22 23:34:06,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:06,049 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-22 23:34:06,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:06,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-22 23:34:06,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-09-22 23:34:06,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:06,050 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:06,050 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) [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:06,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:06,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:06,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:06,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:06,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:06,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:06,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:06,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:06,873 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-22 23:34:06,873 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)] === [2024-09-22 23:34:06,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:06,873 INFO L85 PathProgramCache]: Analyzing trace with hash -343860844, now seen corresponding path program 1 times [2024-09-22 23:34:06,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:06,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058711705] [2024-09-22 23:34:06,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:08,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:08,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058711705] [2024-09-22 23:34:08,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058711705] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:08,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:08,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-22 23:34:08,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761860387] [2024-09-22 23:34:08,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:08,880 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-22 23:34:08,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:08,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-22 23:34:08,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-09-22 23:34:08,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:08,881 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:08,881 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.375) internal successors, (19), 8 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) [2024-09-22 23:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:08,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:08,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:08,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:09,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:09,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:09,978 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-22 23:34:09,978 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:09,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:09,979 INFO L85 PathProgramCache]: Analyzing trace with hash 361323470, now seen corresponding path program 1 times [2024-09-22 23:34:09,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:09,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949019856] [2024-09-22 23:34:09,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:09,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:14,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:14,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949019856] [2024-09-22 23:34:14,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949019856] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:14,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:14,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-09-22 23:34:14,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668236141] [2024-09-22 23:34:14,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:14,682 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-09-22 23:34:14,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:14,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-09-22 23:34:14,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-09-22 23:34:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:14,683 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:14,683 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 14 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) [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:14,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:14,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:15,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:15,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:15,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:15,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:15,932 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-22 23:34:15,932 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:15,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:15,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1078252468, now seen corresponding path program 1 times [2024-09-22 23:34:15,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:15,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536492932] [2024-09-22 23:34:15,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:15,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:18,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:18,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:18,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536492932] [2024-09-22 23:34:18,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536492932] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:18,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:18,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-22 23:34:18,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948178134] [2024-09-22 23:34:18,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:18,045 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-22 23:34:18,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:18,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-22 23:34:18,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-09-22 23:34:18,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:18,046 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:18,046 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2024-09-22 23:34:18,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:18,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:18,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:18,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:18,601 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-22 23:34:18,601 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:18,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:18,601 INFO L85 PathProgramCache]: Analyzing trace with hash -727520005, now seen corresponding path program 1 times [2024-09-22 23:34:18,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:18,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118292957] [2024-09-22 23:34:18,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:18,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:20,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:20,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:20,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118292957] [2024-09-22 23:34:20,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118292957] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:20,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:20,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-22 23:34:20,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537093904] [2024-09-22 23:34:20,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:20,569 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-22 23:34:20,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:20,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-22 23:34:20,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-22 23:34:20,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:20,570 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:20,570 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:21,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:21,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:21,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:21,482 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-22 23:34:21,482 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:21,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:21,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1803940395, now seen corresponding path program 1 times [2024-09-22 23:34:21,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:21,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257785102] [2024-09-22 23:34:21,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:23,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:23,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257785102] [2024-09-22 23:34:23,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257785102] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:23,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:23,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-22 23:34:23,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948264027] [2024-09-22 23:34:23,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:23,021 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-22 23:34:23,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:23,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-22 23:34:23,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-22 23:34:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:23,022 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:23,022 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:23,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:23,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:23,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:23,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:23,573 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-22 23:34:23,573 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:23,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:23,574 INFO L85 PathProgramCache]: Analyzing trace with hash -2075441913, now seen corresponding path program 1 times [2024-09-22 23:34:23,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:23,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288819326] [2024-09-22 23:34:23,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:23,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 23:34:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 23:34:26,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 23:34:26,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288819326] [2024-09-22 23:34:26,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288819326] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 23:34:26,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 23:34:26,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-22 23:34:26,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340777084] [2024-09-22 23:34:26,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 23:34:26,826 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-22 23:34:26,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 23:34:26,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-22 23:34:26,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-09-22 23:34:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:26,826 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 23:34:26,826 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 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) [2024-09-22 23:34:26,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:26,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 23:34:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 23:34:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-22 23:34:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-22 23:34:27,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 23:34:27,927 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-09-22 23:34:27,927 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-22 23:34:27,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 23:34:27,927 INFO L85 PathProgramCache]: Analyzing trace with hash 709305924, now seen corresponding path program 2 times [2024-09-22 23:34:27,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 23:34:27,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834151882] [2024-09-22 23:34:27,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 23:34:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 23:34:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-22 23:34:28,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-09-22 23:34:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-22 23:34:28,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-09-22 23:34:28,138 INFO L326 BasicCegarLoop]: Counterexample is feasible [2024-09-22 23:34:28,139 INFO L785 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-09-22 23:34:28,141 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-09-22 23:34:28,142 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-09-22 23:34:28,142 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-09-22 23:34:28,145 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-09-22 23:34:28,146 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-09-22 23:34:28,146 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-09-22 23:34:28,146 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-09-22 23:34:28,153 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-22 23:34:28,155 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2024-09-22 23:34:28,235 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-22 23:34:28,235 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-22 23:34:28,237 INFO L469 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-09-22 23:34:28,237 INFO L470 ceAbstractionStarter]: WitnessConsidered=3 [2024-09-22 23:34:28,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.09 11:34:28 BasicIcfg [2024-09-22 23:34:28,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-22 23:34:28,239 INFO L158 Benchmark]: Toolchain (without parser) took 84114.14ms. Allocated memory was 159.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 96.8MB in the beginning and 1.0GB in the end (delta: -907.3MB). Peak memory consumption was 627.0MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,239 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 23:34:28,239 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 23:34:28,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.99ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 96.3MB in the beginning and 152.5MB in the end (delta: -56.2MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.43ms. Allocated memory is still 197.1MB. Free memory was 152.5MB in the beginning and 144.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,244 INFO L158 Benchmark]: Boogie Preprocessor took 88.52ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 141.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,244 INFO L158 Benchmark]: RCFGBuilder took 1077.75ms. Allocated memory is still 197.1MB. Free memory was 141.0MB in the beginning and 128.0MB in the end (delta: 12.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,244 INFO L158 Benchmark]: TraceAbstraction took 81987.76ms. Allocated memory was 197.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 127.0MB in the beginning and 1.0GB in the end (delta: -877.0MB). Peak memory consumption was 620.3MB. Max. memory is 16.1GB. [2024-09-22 23:34:28,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.99ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 96.3MB in the beginning and 152.5MB in the end (delta: -56.2MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.43ms. Allocated memory is still 197.1MB. Free memory was 152.5MB in the beginning and 144.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.52ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 141.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1077.75ms. Allocated memory is still 197.1MB. Free memory was 141.0MB in the beginning and 128.0MB in the end (delta: 12.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * TraceAbstraction took 81987.76ms. Allocated memory was 197.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 127.0MB in the beginning and 1.0GB in the end (delta: -877.0MB). Peak memory consumption was 620.3MB. 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: 32320, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 2410, dependent conditional: 2341, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31062, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 1152, dependent conditional: 1083, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31062, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 1152, dependent conditional: 1083, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 15705, dependent conditional: 15636, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 2758, independent unconditional: 27152, dependent: 15705, dependent conditional: 9809, dependent unconditional: 5896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 2758, independent unconditional: 27152, dependent: 15705, dependent conditional: 9809, dependent unconditional: 5896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1140, independent: 808, independent conditional: 144, independent unconditional: 664, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1140, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 512, dependent conditional: 0, dependent unconditional: 512, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 512, independent: 180, independent conditional: 144, independent unconditional: 36, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 512, independent: 180, independent conditional: 144, independent unconditional: 36, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5699, independent: 1906, independent conditional: 1408, independent unconditional: 499, dependent: 3793, dependent conditional: 2819, dependent unconditional: 973, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45615, independent: 29102, independent conditional: 2614, independent unconditional: 26488, dependent: 15373, dependent conditional: 9546, dependent unconditional: 5827, unknown: 1140, unknown conditional: 407, unknown unconditional: 733] , Statistics on independence cache: Total cache size (in pairs): 1140, Positive cache size: 808, Positive conditional cache size: 144, Positive unconditional cache size: 664, Negative cache size: 332, Negative conditional cache size: 263, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 32323, Maximal queried relation: 18, Independence queries for same thread: 1258, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 513, Number of trivial persistent sets: 288, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 725, independent: 656, independent conditional: 0, independent unconditional: 656, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32320, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 2410, dependent conditional: 2341, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31062, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 1152, dependent conditional: 1083, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31062, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 1152, dependent conditional: 1083, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 29254, independent unconditional: 656, dependent: 15705, dependent conditional: 15636, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 2758, independent unconditional: 27152, dependent: 15705, dependent conditional: 9809, dependent unconditional: 5896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45615, independent: 29910, independent conditional: 2758, independent unconditional: 27152, dependent: 15705, dependent conditional: 9809, dependent unconditional: 5896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1140, independent: 808, independent conditional: 144, independent unconditional: 664, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1140, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 512, dependent conditional: 0, dependent unconditional: 512, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 512, independent: 180, independent conditional: 144, independent unconditional: 36, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 512, independent: 180, independent conditional: 144, independent unconditional: 36, dependent: 332, dependent conditional: 263, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5699, independent: 1906, independent conditional: 1408, independent unconditional: 499, dependent: 3793, dependent conditional: 2819, dependent unconditional: 973, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45615, independent: 29102, independent conditional: 2614, independent unconditional: 26488, dependent: 15373, dependent conditional: 9546, dependent unconditional: 5827, unknown: 1140, unknown conditional: 407, unknown unconditional: 733] , Statistics on independence cache: Total cache size (in pairs): 1140, Positive cache size: 808, Positive conditional cache size: 144, Positive unconditional cache size: 664, Negative cache size: 332, Negative conditional cache size: 263, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 32323, Maximal queried relation: 18, Independence queries for same thread: 1258 - 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_p2_EAX = 0; [L713] 0 int __unbuffered_p2_EBX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L718] 0 _Bool x$flush_delayed; [L719] 0 int x$mem_tmp; [L720] 0 _Bool x$r_buff0_thd0; [L721] 0 _Bool x$r_buff0_thd1; [L722] 0 _Bool x$r_buff0_thd2; [L723] 0 _Bool x$r_buff0_thd3; [L724] 0 _Bool x$r_buff1_thd0; [L725] 0 _Bool x$r_buff1_thd1; [L726] 0 _Bool x$r_buff1_thd2; [L727] 0 _Bool x$r_buff1_thd3; [L728] 0 _Bool x$read_delayed; [L729] 0 int *x$read_delayed_var; [L730] 0 int x$w_buff0; [L731] 0 _Bool x$w_buff0_used; [L732] 0 int x$w_buff1; [L733] 0 _Bool x$w_buff1_used; [L735] 0 int y = 0; [L737] 0 int z = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L1] 0 //@ ghost int multithreaded = 0; [L820] 0 pthread_t t2284; [L821] 0 //@ ghost multithreaded = 1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L821] FCALL, FORK 0 pthread_create(&t2284, ((void *)0), P0, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L822] 0 pthread_t t2285; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L823] 0 //@ assert (((((((((((((((((((!multithreaded || (x$r_buff0_thd0 == (_Bool) 0)) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 2)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (x$r_buff0_thd3 == (_Bool) 0))) && (!multithreaded || ((z == 0) || (z == 1)))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 2)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EBX) + (long long) z) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff1) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) y) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) z) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$mem_tmp) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$w_buff0) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p2_EAX) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((0LL - (long long) x$flush_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$read_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) x$w_buff1_used) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EBX) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EBX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$flush_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$mem_tmp - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$r_buff1_thd2) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$read_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0_used - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) x$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1)))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (x$flush_delayed == (_Bool) 0)) && (x$r_buff0_thd0 == (_Bool) 0)) && (x$r_buff0_thd1 == (_Bool) 0)) && (x$r_buff0_thd3 == (_Bool) 0)) && (x$r_buff1_thd0 == (_Bool) 0)) && (x$r_buff1_thd1 == (_Bool) 0)) && (x$r_buff1_thd3 == (_Bool) 0)) && (x$read_delayed == (_Bool) 0)) && (x$read_delayed_var == 0)) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1))) && ((x$w_buff0 == 0) || (x$w_buff0 == 2))) && ((x$w_buff1 == 0) || (x$w_buff1 == 2))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && (((x == 0) || (x == 1)) || (x == 2))) && (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2))))) && (!multithreaded || (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))); VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L823] FCALL, FORK 0 pthread_create(&t2285, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, t2285=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L763] 2 x$w_buff1 = x$w_buff0 [L764] 2 x$w_buff0 = 2 [L765] 2 x$w_buff1_used = x$w_buff0_used [L766] 2 x$w_buff0_used = (_Bool)1 [L767] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L767] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L768] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L769] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L770] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L771] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L772] 2 x$r_buff0_thd2 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L775] 2 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L824] 0 pthread_t t2286; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, t2285=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L825] 0 //@ assert (((((((((((((((((((!multithreaded || (x$r_buff0_thd0 == (_Bool) 0)) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 2)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (x$r_buff0_thd3 == (_Bool) 0))) && (!multithreaded || ((z == 0) || (z == 1)))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 2)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EBX) + (long long) z) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff1) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) y) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) z) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$mem_tmp) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$w_buff0) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p2_EAX) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((0LL - (long long) x$flush_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$read_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) x$w_buff1_used) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EBX) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EBX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$flush_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$mem_tmp - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$r_buff1_thd2) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$read_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0_used - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) x$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1)))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (x$flush_delayed == (_Bool) 0)) && (x$r_buff0_thd0 == (_Bool) 0)) && (x$r_buff0_thd1 == (_Bool) 0)) && (x$r_buff0_thd3 == (_Bool) 0)) && (x$r_buff1_thd0 == (_Bool) 0)) && (x$r_buff1_thd1 == (_Bool) 0)) && (x$r_buff1_thd3 == (_Bool) 0)) && (x$read_delayed == (_Bool) 0)) && (x$read_delayed_var == 0)) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1))) && ((x$w_buff0 == 0) || (x$w_buff0 == 2))) && ((x$w_buff1 == 0) || (x$w_buff1 == 2))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && (((x == 0) || (x == 1)) || (x == 2))) && (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2))))) && (!multithreaded || (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))); VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, t2285=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L825] FCALL, FORK 0 pthread_create(&t2286, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, t2285=-1, t2286=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L792] 3 __unbuffered_p2_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L795] 3 __unbuffered_p2_EBX = z VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L798] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L799] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L800] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L801] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L802] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L807] 3 return 0; [L826] 0 //@ assert (((((((((((((((((((!multithreaded || (x$r_buff0_thd0 == (_Bool) 0)) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 2)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (x$r_buff0_thd3 == (_Bool) 0))) && (!multithreaded || ((z == 0) || (z == 1)))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 2)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EBX) + (long long) z) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff0) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd2) + (long long) x$w_buff1) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) y) >= 0LL)) && (((0LL - (long long) x$w_buff1_used) + (long long) z) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$mem_tmp) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) x) + (long long) x$w_buff0) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p2_EAX) - (long long) __unbuffered_p2_EBX) >= 0LL)) && (((0LL - (long long) x$flush_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff0_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd0) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd1) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$r_buff1_thd3) - (long long) x$w_buff1_used) >= 0LL)) && (((0LL - (long long) x$read_delayed) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EBX) - (long long) x$w_buff1_used) >= 0LL)) && (((1LL - (long long) x$w_buff1_used) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EBX) - (long long) z) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EBX - (long long) x$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$flush_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$mem_tmp - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$r_buff1_thd2) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$r_buff0_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff0_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd2 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$r_buff1_thd3 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$read_delayed - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff0_used) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1) >= 0LL)) && (((long long) x$w_buff0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff0_used - (long long) x$w_buff1_used) >= 0LL)) && (((long long) x$w_buff1 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) x$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) x$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1)))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (x$flush_delayed == (_Bool) 0)) && (x$r_buff0_thd0 == (_Bool) 0)) && (x$r_buff0_thd1 == (_Bool) 0)) && (x$r_buff0_thd3 == (_Bool) 0)) && (x$r_buff1_thd0 == (_Bool) 0)) && (x$r_buff1_thd1 == (_Bool) 0)) && (x$r_buff1_thd3 == (_Bool) 0)) && (x$read_delayed == (_Bool) 0)) && (x$read_delayed_var == 0)) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((__unbuffered_p2_EBX == 0) || (__unbuffered_p2_EBX == 1))) && ((x$w_buff0 == 0) || (x$w_buff0 == 2))) && ((x$w_buff1 == 0) || (x$w_buff1 == 2))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && (((x == 0) || (x == 1)) || (x == 2))) && (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2))))) && (!multithreaded || (((x$mem_tmp == 0) || (x$mem_tmp == 1)) || (x$mem_tmp == 2)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))); VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2284=-2, t2285=-1, t2286=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L743] 1 z = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1] [L746] 1 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1] [L778] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L779] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L780] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L781] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L782] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L785] 2 __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_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L787] 2 return 0; [L749] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L750] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L751] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L752] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L753] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L827] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2284=-2, t2285=-1, t2286=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L829] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L829] RET 0 assume_abort_if_not(main$tmp_guard0) [L831] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L832] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L833] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L834] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L835] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2284=-2, t2285=-1, t2286=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L838] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L839] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L840] 0 x$flush_delayed = weak$$choice2 [L841] 0 x$mem_tmp = x [L842] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L843] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L844] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L845] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L846] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L847] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L848] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L849] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L850] 0 x = x$flush_delayed ? x$mem_tmp : x [L851] 0 x$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2284=-2, t2285=-1, t2286=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L853] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] - UnprovableResult [Line: 823]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 826]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: 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: 823]: 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: 825]: 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: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 73 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 81.8s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 19.1s, 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: 219, 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: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 61.2s InterpolantComputationTime, 512 NumberOfCodeBlocks, 512 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 34388 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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! [2024-09-22 23:34:28,278 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 [2024-09-22 23:34:28,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE