./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix009.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix009.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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/mix009.opt.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix009.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 21:07:33,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 21:07:33,770 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-22 21:07:33,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 21:07:33,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 21:07:33,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 21:07:33,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 21:07:33,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 21:07:33,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 21:07:33,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 21:07:33,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 21:07:33,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 21:07:33,801 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 21:07:33,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 21:07:33,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 21:07:33,802 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 21:07:33,802 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-22 21:07:33,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 21:07:33,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 21:07:33,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 21:07:33,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 21:07:33,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 21:07:33,806 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 21:07:33,806 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 21:07:33,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 21:07:33,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 21:07:33,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 21:07:33,808 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 21:07:33,808 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 21:07:33,808 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 21:07:33,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 21:07:33,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-22 21:07:33,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 21:07:33,810 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 21:07:33,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 21:07:33,811 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 21:07:33,812 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 21:07:33,812 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 21:07:34,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 21:07:34,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 21:07:34,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 21:07:34,047 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 21:07:34,048 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 21:07:34,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix009.opt.yml/witness.yml [2024-08-22 21:07:34,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 21:07:34,259 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 21:07:34,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix009.opt.i [2024-08-22 21:07:35,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 21:07:35,766 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 21:07:35,770 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.opt.i [2024-08-22 21:07:35,786 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/38c515b7a/860ce455bac44803912d1f95e00f548a/FLAG187c0af75 [2024-08-22 21:07:35,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/38c515b7a/860ce455bac44803912d1f95e00f548a [2024-08-22 21:07:35,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 21:07:35,801 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 21:07:35,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 21:07:35,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 21:07:35,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 21:07:35,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 09:07:34" (1/2) ... [2024-08-22 21:07:35,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620d1087 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 09:07:35, skipping insertion in model container [2024-08-22 21:07:35,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 09:07:34" (1/2) ... [2024-08-22 21:07:35,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23accdde and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 09:07:35, skipping insertion in model container [2024-08-22 21:07:35,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:07:35" (2/2) ... [2024-08-22 21:07:35,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620d1087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:35, skipping insertion in model container [2024-08-22 21:07:35,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:07:35" (2/2) ... [2024-08-22 21:07:35,813 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 21:07:35,874 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 21:07:35,875 INFO L97 edCorrectnessWitness]: Location invariant before [L835-L835] ((((((((((((((((((! multithreaded || y$r_buff0_thd0 == (_Bool)0) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )z >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )y$w_buff1_used) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )y$w_buff1_used) - (long long )z >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )x >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )weak$$choice0 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )y$w_buff1_used >= 0LL) && (long long )y - (long long )y$mem_tmp >= 0LL) && (long long )y - (long long )y$w_buff1_used >= 0LL) && (long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && (z == 0 || z == 1)))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || y$read_delayed_var == 0) [2024-08-22 21:07:35,875 INFO L97 edCorrectnessWitness]: Location invariant before [L834-L834] ((((((((((((((((((! multithreaded || y$r_buff0_thd0 == (_Bool)0) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )z >= 0LL) && (0LL - (long long )y) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff1 >= 0LL) && (0LL - (long long )y$w_buff1_used) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL) && (0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )y$w_buff1_used) - (long long )z >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )x >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )weak$$choice0 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL) && (long long )x - (long long )y$w_buff1_used >= 0LL) && (long long )y - (long long )y$mem_tmp >= 0LL) && (long long )y - (long long )y$w_buff1_used >= 0LL) && (long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL) && (long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL))) && (! multithreaded || (y$mem_tmp == 0 || y$mem_tmp == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && y$flush_delayed == (_Bool)0) && y$r_buff0_thd0 == (_Bool)0) && y$r_buff0_thd1 == (_Bool)0) && y$r_buff1_thd0 == (_Bool)0) && y$r_buff1_thd1 == (_Bool)0) && y$read_delayed == (_Bool)0) && y$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1)) && (z == 0 || z == 1)))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 1))) && (! multithreaded || y$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 1))) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || y$read_delayed_var == 0) [2024-08-22 21:07:35,876 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 21:07:35,876 INFO L106 edCorrectnessWitness]: ghost_update [L832-L832] multithreaded = 1; [2024-08-22 21:07:35,933 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 21:07:36,095 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.opt.i[987,1000] [2024-08-22 21:07:36,214 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 21:07:36,226 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-22 21:07:36,253 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.opt.i[987,1000] Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-22 21:07:36,404 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 21:07:36,434 INFO L206 MainTranslator]: Completed translation [2024-08-22 21:07:36,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36 WrapperNode [2024-08-22 21:07:36,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 21:07:36,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-22 21:07:36,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-22 21:07:36,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-22 21:07:36,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,513 INFO L138 Inliner]: procedures = 174, calls = 39, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2024-08-22 21:07:36,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-22 21:07:36,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-22 21:07:36,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-22 21:07:36,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-22 21:07:36,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-22 21:07:36,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-22 21:07:36,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-22 21:07:36,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-22 21:07:36,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (1/1) ... [2024-08-22 21:07:36,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 21:07:36,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 21:07:36,599 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) [2024-08-22 21:07:36,606 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 [2024-08-22 21:07:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-22 21:07:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-22 21:07:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-22 21:07:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-22 21:07:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-22 21:07:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-22 21:07:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-22 21:07:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-22 21:07:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-22 21:07:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-22 21:07:36,643 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-22 21:07:36,740 INFO L243 CfgBuilder]: Building ICFG [2024-08-22 21:07:36,742 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-22 21:07:37,130 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-22 21:07:37,130 INFO L292 CfgBuilder]: Performing block encoding [2024-08-22 21:07:37,288 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-22 21:07:37,288 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-22 21:07:37,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:07:37 BoogieIcfgContainer [2024-08-22 21:07:37,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-22 21:07:37,291 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-22 21:07:37,291 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-22 21:07:37,293 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-22 21:07:37,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 09:07:34" (1/4) ... [2024-08-22 21:07:37,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@694d38f0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.08 09:07:37, skipping insertion in model container [2024-08-22 21:07:37,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 09:07:35" (2/4) ... [2024-08-22 21:07:37,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@694d38f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 09:07:37, skipping insertion in model container [2024-08-22 21:07:37,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:07:36" (3/4) ... [2024-08-22 21:07:37,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@694d38f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 09:07:37, skipping insertion in model container [2024-08-22 21:07:37,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:07:37" (4/4) ... [2024-08-22 21:07:37,296 INFO L112 eAbstractionObserver]: Analyzing ICFG mix009.opt.i [2024-08-22 21:07:37,309 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-22 21:07:37,309 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-08-22 21:07:37,309 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-22 21:07:37,352 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-22 21:07:37,396 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 21:07:37,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-22 21:07:37,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 21:07:37,398 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) [2024-08-22 21:07:37,403 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 [2024-08-22 21:07:37,427 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-22 21:07:37,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2024-08-22 21:07:37,443 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7fb756ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 21:07:37,443 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-22 21:07:37,632 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-22 21:07:37,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:37,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1657516553, now seen corresponding path program 1 times [2024-08-22 21:07:37,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:37,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301804437] [2024-08-22 21:07:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:37,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:38,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:38,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301804437] [2024-08-22 21:07:38,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301804437] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:38,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:38,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-22 21:07:38,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233642088] [2024-08-22 21:07:38,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:38,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 21:07:38,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:38,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 21:07:38,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 21:07:38,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:38,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:38,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 21:07:38,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:39,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:39,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-22 21:07:39,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-22 21:07:39,253 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-22 21:07:39,254 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2024-08-22 21:07:39,258 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 21:07:39,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-22 21:07:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 21:07:39,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-22 21:07:39,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-08-22 21:07:39,268 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-22 21:07:39,268 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-22 21:07:39,269 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7fb756ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 21:07:39,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-08-22 21:07:39,341 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:39,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:39,341 INFO L85 PathProgramCache]: Analyzing trace with hash 347538124, now seen corresponding path program 1 times [2024-08-22 21:07:39,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:39,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951482716] [2024-08-22 21:07:39,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:39,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:40,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:40,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951482716] [2024-08-22 21:07:40,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951482716] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:40,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:40,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-22 21:07:40,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72452265] [2024-08-22 21:07:40,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:40,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 21:07:40,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:40,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 21:07:40,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 21:07:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:40,654 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:40,654 INFO L496 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) [2024-08-22 21:07:40,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:40,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:40,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-22 21:07:40,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:40,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:40,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1006302124, now seen corresponding path program 1 times [2024-08-22 21:07:40,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:40,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846964488] [2024-08-22 21:07:40,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:40,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:45,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:45,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846964488] [2024-08-22 21:07:45,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846964488] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:45,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:45,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 21:07:45,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968696299] [2024-08-22 21:07:45,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:45,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 21:07:45,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:45,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 21:07:45,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-08-22 21:07:45,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:45,697 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:45,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 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) [2024-08-22 21:07:45,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:45,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:46,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:46,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:46,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-22 21:07:46,191 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:46,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:46,192 INFO L85 PathProgramCache]: Analyzing trace with hash -763751601, now seen corresponding path program 1 times [2024-08-22 21:07:46,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:46,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043603102] [2024-08-22 21:07:46,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:46,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:46,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:46,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043603102] [2024-08-22 21:07:46,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043603102] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:46,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:46,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 21:07:46,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530160396] [2024-08-22 21:07:46,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:46,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 21:07:46,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:46,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 21:07:46,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-22 21:07:46,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:46,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:46,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 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) [2024-08-22 21:07:46,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:46,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:46,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:46,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-22 21:07:46,622 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:46,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:46,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1403306052, now seen corresponding path program 1 times [2024-08-22 21:07:46,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:46,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834286626] [2024-08-22 21:07:46,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:46,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:47,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:47,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834286626] [2024-08-22 21:07:47,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834286626] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:47,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:47,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-22 21:07:47,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380290022] [2024-08-22 21:07:47,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:47,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-22 21:07:47,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:47,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-22 21:07:47,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-08-22 21:07:47,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:47,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:47,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 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) [2024-08-22 21:07:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:47,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:47,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:47,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:47,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:47,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:47,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:47,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 21:07:47,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-22 21:07:47,863 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:47,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:47,863 INFO L85 PathProgramCache]: Analyzing trace with hash -486294266, now seen corresponding path program 2 times [2024-08-22 21:07:47,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:47,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006407881] [2024-08-22 21:07:47,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:47,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:48,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:48,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006407881] [2024-08-22 21:07:48,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006407881] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:48,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:48,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-22 21:07:48,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868096128] [2024-08-22 21:07:48,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:48,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-22 21:07:48,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:48,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-22 21:07:48,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-08-22 21:07:48,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:48,762 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:48,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 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) [2024-08-22 21:07:48,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:48,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:48,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:48,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 21:07:48,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:49,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:49,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:49,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:49,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 21:07:49,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 21:07:49,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-22 21:07:49,410 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:49,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:49,410 INFO L85 PathProgramCache]: Analyzing trace with hash 781221894, now seen corresponding path program 1 times [2024-08-22 21:07:49,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:49,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818210511] [2024-08-22 21:07:49,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:49,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 21:07:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 21:07:53,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 21:07:53,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818210511] [2024-08-22 21:07:53,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818210511] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 21:07:53,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 21:07:53,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-22 21:07:53,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083360648] [2024-08-22 21:07:53,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 21:07:53,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 21:07:53,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 21:07:53,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 21:07:53,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-08-22 21:07:53,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:53,010 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 21:07:53,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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) [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 21:07:53,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 21:07:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 21:07:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 21:07:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 21:07:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 21:07:53,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 21:07:53,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 21:07:53,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-22 21:07:53,273 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-08-22 21:07:53,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 21:07:53,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1465894000, now seen corresponding path program 3 times [2024-08-22 21:07:53,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 21:07:53,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315382552] [2024-08-22 21:07:53,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 21:07:53,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 21:07:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-22 21:07:53,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-22 21:07:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-22 21:07:53,338 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-22 21:07:53,338 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-22 21:07:53,339 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-08-22 21:07:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-08-22 21:07:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-08-22 21:07:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-08-22 21:07:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-08-22 21:07:53,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-22 21:07:53,341 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2024-08-22 21:07:53,341 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2024-08-22 21:07:53,343 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-22 21:07:53,343 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-22 21:07:53,395 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-22 21:07:53,395 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-22 21:07:53,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 09:07:53 BasicIcfg [2024-08-22 21:07:53,397 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-22 21:07:53,397 INFO L158 Benchmark]: Toolchain (without parser) took 17595.60ms. Allocated memory was 192.9MB in the beginning and 1.0GB in the end (delta: 817.9MB). Free memory was 111.6MB in the beginning and 863.0MB in the end (delta: -751.4MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,397 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 192.9MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 21:07:53,397 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 192.9MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 21:07:53,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.29ms. Allocated memory is still 192.9MB. Free memory was 111.4MB in the beginning and 134.2MB in the end (delta: -22.8MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.74ms. Allocated memory is still 192.9MB. Free memory was 134.2MB in the beginning and 127.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,398 INFO L158 Benchmark]: Boogie Preprocessor took 44.01ms. Allocated memory is still 192.9MB. Free memory was 127.9MB in the beginning and 124.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,398 INFO L158 Benchmark]: RCFGBuilder took 729.65ms. Allocated memory was 192.9MB in the beginning and 274.7MB in the end (delta: 81.8MB). Free memory was 124.7MB in the beginning and 218.1MB in the end (delta: -93.3MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,398 INFO L158 Benchmark]: TraceAbstraction took 16105.96ms. Allocated memory was 274.7MB in the beginning and 1.0GB in the end (delta: 736.1MB). Free memory was 218.1MB in the beginning and 863.0MB in the end (delta: -644.9MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2024-08-22 21:07:53,399 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 0.17ms. Allocated memory is still 192.9MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 192.9MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 631.29ms. Allocated memory is still 192.9MB. Free memory was 111.4MB in the beginning and 134.2MB in the end (delta: -22.8MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.74ms. Allocated memory is still 192.9MB. Free memory was 134.2MB in the beginning and 127.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.01ms. Allocated memory is still 192.9MB. Free memory was 127.9MB in the beginning and 124.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 729.65ms. Allocated memory was 192.9MB in the beginning and 274.7MB in the end (delta: 81.8MB). Free memory was 124.7MB in the beginning and 218.1MB in the end (delta: -93.3MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * TraceAbstraction took 16105.96ms. Allocated memory was 274.7MB in the beginning and 1.0GB in the end (delta: 736.1MB). Free memory was 218.1MB in the beginning and 863.0MB in the end (delta: -644.9MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1068, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 116, dependent conditional: 77, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1048, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 96, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1048, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 96, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 57, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 495, independent: 438, independent conditional: 3, independent unconditional: 435, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 495, independent: 421, independent conditional: 0, independent unconditional: 421, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 3, independent unconditional: 14, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 3, independent unconditional: 14, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1031, independent: 258, independent conditional: 33, independent unconditional: 224, dependent: 773, dependent conditional: 258, dependent unconditional: 516, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1147, independent: 514, independent conditional: 39, independent unconditional: 475, dependent: 138, dependent conditional: 39, dependent unconditional: 99, unknown: 495, unknown conditional: 18, unknown unconditional: 477] , Statistics on independence cache: Total cache size (in pairs): 495, Positive cache size: 438, Positive conditional cache size: 3, Positive unconditional cache size: 435, Negative cache size: 57, Negative conditional cache size: 15, Negative unconditional cache size: 42, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 1, Independence queries for same thread: 20 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.8s, Number of persistent set computation: 111, Number of trivial persistent sets: 79, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 473, independent: 434, independent conditional: 0, independent unconditional: 434, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1068, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 116, dependent conditional: 77, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1048, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 96, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1048, independent: 952, independent conditional: 518, independent unconditional: 434, dependent: 96, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 57, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, independent: 952, independent conditional: 42, independent unconditional: 910, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 495, independent: 438, independent conditional: 3, independent unconditional: 435, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 495, independent: 421, independent conditional: 0, independent unconditional: 421, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 3, independent unconditional: 14, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 3, independent unconditional: 14, dependent: 57, dependent conditional: 15, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1031, independent: 258, independent conditional: 33, independent unconditional: 224, dependent: 773, dependent conditional: 258, dependent unconditional: 516, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1147, independent: 514, independent conditional: 39, independent unconditional: 475, dependent: 138, dependent conditional: 39, dependent unconditional: 99, unknown: 495, unknown conditional: 18, unknown unconditional: 477] , Statistics on independence cache: Total cache size (in pairs): 495, Positive cache size: 438, Positive conditional cache size: 3, Positive unconditional cache size: 435, Negative cache size: 57, Negative conditional cache size: 15, Negative unconditional cache size: 42, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 1, Independence queries for same thread: 20 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1160, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 130, dependent conditional: 96, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1108, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1108, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 153, dependent unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 114, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 114, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 408, independent: 347, independent conditional: 5, independent unconditional: 342, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 408, independent: 328, independent conditional: 0, independent unconditional: 328, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 80, independent: 19, independent conditional: 5, independent unconditional: 14, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, independent: 19, independent conditional: 5, independent unconditional: 14, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 818, independent: 187, independent conditional: 26, independent unconditional: 161, dependent: 631, dependent conditional: 305, dependent unconditional: 326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1281, independent: 683, independent conditional: 15, independent unconditional: 668, dependent: 190, dependent conditional: 87, dependent unconditional: 103, unknown: 408, unknown conditional: 32, unknown unconditional: 376] , Statistics on independence cache: Total cache size (in pairs): 408, Positive cache size: 347, Positive conditional cache size: 5, Positive unconditional cache size: 342, Negative cache size: 61, Negative conditional cache size: 27, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39, Maximal queried relation: 4, Independence queries for same thread: 52 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 104, Number of trivial persistent sets: 64, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 374, independent: 340, independent conditional: 0, independent unconditional: 340, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1160, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 130, dependent conditional: 96, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1108, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1108, independent: 1030, independent conditional: 690, independent unconditional: 340, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 153, dependent unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 114, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1281, independent: 1030, independent conditional: 20, independent unconditional: 1010, dependent: 251, dependent conditional: 114, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 408, independent: 347, independent conditional: 5, independent unconditional: 342, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 408, independent: 328, independent conditional: 0, independent unconditional: 328, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 80, independent: 19, independent conditional: 5, independent unconditional: 14, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, independent: 19, independent conditional: 5, independent unconditional: 14, dependent: 61, dependent conditional: 27, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 818, independent: 187, independent conditional: 26, independent unconditional: 161, dependent: 631, dependent conditional: 305, dependent unconditional: 326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1281, independent: 683, independent conditional: 15, independent unconditional: 668, dependent: 190, dependent conditional: 87, dependent unconditional: 103, unknown: 408, unknown conditional: 32, unknown unconditional: 376] , Statistics on independence cache: Total cache size (in pairs): 408, Positive cache size: 347, Positive conditional cache size: 5, Positive unconditional cache size: 342, Negative cache size: 61, Negative conditional cache size: 27, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39, Maximal queried relation: 4, Independence queries for same thread: 52 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1] 0 //@ ghost int multithreaded = 0; [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p0_EBX = 0; [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L718] 0 _Bool main$tmp_guard0; [L719] 0 _Bool main$tmp_guard1; [L721] 0 int x = 0; [L723] 0 int y = 0; [L724] 0 _Bool y$flush_delayed; [L725] 0 int y$mem_tmp; [L726] 0 _Bool y$r_buff0_thd0; [L727] 0 _Bool y$r_buff0_thd1; [L728] 0 _Bool y$r_buff0_thd2; [L729] 0 _Bool y$r_buff1_thd0; [L730] 0 _Bool y$r_buff1_thd1; [L731] 0 _Bool y$r_buff1_thd2; [L732] 0 _Bool y$read_delayed; [L733] 0 int *y$read_delayed_var; [L734] 0 int y$w_buff0; [L735] 0 _Bool y$w_buff0_used; [L736] 0 int y$w_buff1; [L737] 0 _Bool y$w_buff1_used; [L739] 0 int z = 0; [L740] 0 _Bool weak$$choice0; [L741] 0 _Bool weak$$choice2; [L831] 0 pthread_t t243; [L832] 0 //@ ghost multithreaded = 1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t243=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L832] FCALL, FORK 0 pthread_create(&t243, ((void *)0), P0, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t243=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L833] 0 pthread_t t244; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t243=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L834] 0 //@ assert (((((((((((((((((((!multithreaded || (y$r_buff0_thd0 == (_Bool) 0)) && (!multithreaded || (y$read_delayed == (_Bool) 0))) && (!multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p0_EAX) + (long long) x) >= 0LL) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y) >= 0LL)) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EBX) + (long long) z) >= 0LL)) && (((0LL - (long long) y) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) + (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$w_buff1_used) + (long long) z) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$mem_tmp) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) weak$$choice2) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p0_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p0_EBX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p0_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff1_used) - (long long) z) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p0_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) x) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) weak$$choice0) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) weak$$choice2) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EBX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EBX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$mem_tmp) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)))) && (!multithreaded || ((y$mem_tmp == 0) || (y$mem_tmp == 1)))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd1 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd1 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1))) && ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1))) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((__unbuffered_p1_EBX == 0) || (__unbuffered_p1_EBX == 1))) && ((x == 0) || (x == 1))) && ((y == 0) || (y == 1))) && ((y$mem_tmp == 0) || (y$mem_tmp == 1))) && ((y$w_buff0 == 0) || (y$w_buff0 == 1))) && ((y$w_buff1 == 0) || (y$w_buff1 == 1))) && ((z == 0) || (z == 1))))) && (!multithreaded || (y$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (y$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || ((y$w_buff0 == 0) || (y$w_buff0 == 1)))) && (!multithreaded || (y$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)))) && (!multithreaded || ((y$w_buff1 == 0) || (y$w_buff1 == 1)))) && (!multithreaded || ((__unbuffered_p1_EBX == 0) || (__unbuffered_p1_EBX == 1)))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((z == 0) || (z == 1)))) && (!multithreaded || (y$read_delayed_var == 0))); [L834] FCALL, FORK 0 pthread_create(&t244, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t243=-1, t244=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L779] 2 y$w_buff1 = y$w_buff0 [L780] 2 y$w_buff0 = 1 [L781] 2 y$w_buff1_used = y$w_buff0_used [L782] 2 y$w_buff0_used = (_Bool)1 [L783] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L783] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L784] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L785] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L786] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L787] 2 y$r_buff0_thd2 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L790] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 2 y$flush_delayed = weak$$choice2 [L793] 2 y$mem_tmp = y [L794] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L795] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L796] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L797] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L798] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L799] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L800] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L801] 2 __unbuffered_p1_EAX = y [L802] 2 y = y$flush_delayed ? y$mem_tmp : y [L803] 2 y$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L806] 2 __unbuffered_p1_EBX = z VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L835] 0 //@ assert (((((((((((((((((((!multithreaded || (y$r_buff0_thd0 == (_Bool) 0)) && (!multithreaded || (y$read_delayed == (_Bool) 0))) && (!multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p0_EAX) + (long long) x) >= 0LL) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y) >= 0LL)) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p0_EBX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EAX) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) __unbuffered_p1_EBX) + (long long) z) >= 0LL)) && (((0LL - (long long) y) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$mem_tmp) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) + (long long) y$w_buff0) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) + (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$w_buff1_used) + (long long) z) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$mem_tmp) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) + (long long) weak$$choice2) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p0_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p0_EBX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p0_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff0_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p1_EBX) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff1_used) - (long long) z) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p0_EAX) - (long long) __unbuffered_p1_EBX) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) x) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) weak$$choice0) >= 0LL)) && (((2LL - (long long) __unbuffered_p1_EBX) - (long long) weak$$choice2) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p0_EBX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EBX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$mem_tmp) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)))) && (!multithreaded || ((y$mem_tmp == 0) || (y$mem_tmp == 1)))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd1 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd1 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1))) && ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1))) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((__unbuffered_p1_EBX == 0) || (__unbuffered_p1_EBX == 1))) && ((x == 0) || (x == 1))) && ((y == 0) || (y == 1))) && ((y$mem_tmp == 0) || (y$mem_tmp == 1))) && ((y$w_buff0 == 0) || (y$w_buff0 == 1))) && ((y$w_buff1 == 0) || (y$w_buff1 == 1))) && ((z == 0) || (z == 1))))) && (!multithreaded || (y$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (y$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || ((y$w_buff0 == 0) || (y$w_buff0 == 1)))) && (!multithreaded || (y$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)))) && (!multithreaded || ((y$w_buff1 == 0) || (y$w_buff1 == 1)))) && (!multithreaded || ((__unbuffered_p1_EBX == 0) || (__unbuffered_p1_EBX == 1)))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((z == 0) || (z == 1)))) && (!multithreaded || (y$read_delayed_var == 0))); VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t243=-1, t244=0, weak$$choice0=1, weak$$choice2=1, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L745] 1 z = 1 VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L748] 1 x = 1 VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L751] 1 __unbuffered_p0_EAX = x VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L754] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L755] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L756] 1 y$flush_delayed = weak$$choice2 [L757] 1 y$mem_tmp = y [L758] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L759] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L760] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L761] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L762] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L763] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L764] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L765] 1 __unbuffered_p0_EBX = y [L766] 1 y = y$flush_delayed ? y$mem_tmp : y [L767] 1 y$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L809] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L810] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L811] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L812] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L813] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L816] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L818] 2 return 0; [L772] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L836] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t243=-1, t244=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L838] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) [L838] RET 0 assume_abort_if_not(main$tmp_guard0) [L840] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L841] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L842] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L843] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L844] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [\old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t243=-1, t244=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L847] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [\old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t243=-1, t244=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L849] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] [L19] 0 reach_error() VAL [\old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=1, z=1] - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 834]: 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: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 58 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.2s, 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: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 58 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 14.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.3s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 3272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2024-08-22 21:07:53,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-08-22 21:07:53,635 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 [2024-08-22 21:07:53,841 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