./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix054_pso.opt_rmo.opt_tso.oepc_tso.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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix054_pso.opt_rmo.opt_tso.oepc_tso.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 01:38:01,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 01:38:01,602 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 01:38:01,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 01:38:01,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 01:38:01,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 01:38:01,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 01:38:01,641 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 01:38:01,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 01:38:01,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 01:38:01,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 01:38:01,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 01:38:01,643 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 01:38:01,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 01:38:01,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 01:38:01,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 01:38:01,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 01:38:01,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 01:38:01,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 01:38:01,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 01:38:01,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 01:38:01,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 01:38:01,650 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 01:38:01,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 01:38:01,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 01:38:01,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 01:38:01,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 01:38:01,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 01:38:01,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 01:38:01,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 01:38:01,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 01:38:01,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 01:38:01,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 01:38:01,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 01:38:01,652 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 01:38:01,652 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 01:38:01,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 01:38:01,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 01:38:01,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 01:38:01,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 01:38:01,655 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 01:38:01,656 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 01:38:01,656 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 01:38:01,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 01:38:01,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 01:38:01,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 01:38:01,963 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 01:38:01,963 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 01:38:01,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.yml/witness.yml [2024-08-23 01:38:02,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 01:38:02,126 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 01:38:02,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-08-23 01:38:03,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 01:38:03,815 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 01:38:03,816 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-08-23 01:38:03,830 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ed5ebe49b/e7735b70fca84c1ba30632adb0e6e873/FLAG7f3fca8c9 [2024-08-23 01:38:03,850 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ed5ebe49b/e7735b70fca84c1ba30632adb0e6e873 [2024-08-23 01:38:03,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 01:38:03,852 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 01:38:03,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 01:38:03,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 01:38:03,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 01:38:03,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:38:02" (1/2) ... [2024-08-23 01:38:03,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200ac410 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:38:03, skipping insertion in model container [2024-08-23 01:38:03,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:38:02" (1/2) ... [2024-08-23 01:38:03,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22f34f5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:38:03, skipping insertion in model container [2024-08-23 01:38:03,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:38:03" (2/2) ... [2024-08-23 01:38:03,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200ac410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:03, skipping insertion in model container [2024-08-23 01:38:03,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:38:03" (2/2) ... [2024-08-23 01:38:03,865 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 01:38:03,937 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 01:38:03,938 INFO L97 edCorrectnessWitness]: Location invariant before [L796-L796] ((((((((((((((! multithreaded || 0 <= __unbuffered_cnt) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )x$w_buff1_used) - (long long )y >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )y >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1)) [2024-08-23 01:38:03,938 INFO L97 edCorrectnessWitness]: Location invariant before [L795-L795] ((((((((((((((! multithreaded || 0 <= __unbuffered_cnt) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (1LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )x$w_buff1_used) - (long long )y >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )y >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 2)) && (x$w_buff1 == 0 || x$w_buff1 == 2)) && (y == 0 || y == 1)) && ((x == 0 || x == 1) || x == 2)) && ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp == 2)))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1)) [2024-08-23 01:38:03,939 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 01:38:03,939 INFO L106 edCorrectnessWitness]: ghost_update [L793-L793] multithreaded = 1; [2024-08-23 01:38:03,981 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 01:38:04,315 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 01:38:04,331 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 01:38:04,541 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 01:38:04,596 INFO L206 MainTranslator]: Completed translation [2024-08-23 01:38:04,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04 WrapperNode [2024-08-23 01:38:04,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 01:38:04,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 01:38:04,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 01:38:04,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 01:38:04,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,712 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 131 [2024-08-23 01:38:04,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 01:38:04,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 01:38:04,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 01:38:04,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 01:38:04,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 01:38:04,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 01:38:04,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 01:38:04,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 01:38:04,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (1/1) ... [2024-08-23 01:38:04,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 01:38:04,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 01:38:04,850 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) [2024-08-23 01:38:04,855 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 [2024-08-23 01:38:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 01:38:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 01:38:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-23 01:38:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-23 01:38:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-23 01:38:04,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-23 01:38:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 01:38:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 01:38:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 01:38:04,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 01:38:04,915 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 01:38:05,033 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 01:38:05,035 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 01:38:05,495 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 01:38:05,495 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 01:38:05,673 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 01:38:05,673 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 01:38:05,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:38:05 BoogieIcfgContainer [2024-08-23 01:38:05,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 01:38:05,678 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 01:38:05,678 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 01:38:05,682 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 01:38:05,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:38:02" (1/4) ... [2024-08-23 01:38:05,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0103e6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 01:38:05, skipping insertion in model container [2024-08-23 01:38:05,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 01:38:03" (2/4) ... [2024-08-23 01:38:05,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0103e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 01:38:05, skipping insertion in model container [2024-08-23 01:38:05,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:38:04" (3/4) ... [2024-08-23 01:38:05,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0103e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 01:38:05, skipping insertion in model container [2024-08-23 01:38:05,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:38:05" (4/4) ... [2024-08-23 01:38:05,691 INFO L112 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-08-23 01:38:05,709 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 01:38:05,736 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-23 01:38:05,736 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 01:38:05,866 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-23 01:38:05,914 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 01:38:05,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 01:38:05,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 01:38:05,917 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) [2024-08-23 01:38:05,920 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 [2024-08-23 01:38:05,959 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 01:38:05,973 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 01:38:05,980 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;@410c85d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 01:38:05,980 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 01:38:06,132 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:06,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:06,138 INFO L85 PathProgramCache]: Analyzing trace with hash 324002771, now seen corresponding path program 1 times [2024-08-23 01:38:06,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:06,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141853020] [2024-08-23 01:38:06,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:06,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:08,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:08,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141853020] [2024-08-23 01:38:08,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141853020] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:08,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:08,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 01:38:08,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798521689] [2024-08-23 01:38:08,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:08,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 01:38:08,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:08,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 01:38:08,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 01:38:08,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:08,197 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:08,199 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) [2024-08-23 01:38:08,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:08,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:08,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 01:38:08,401 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:08,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:08,401 INFO L85 PathProgramCache]: Analyzing trace with hash 92089077, now seen corresponding path program 1 times [2024-08-23 01:38:08,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:08,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740636457] [2024-08-23 01:38:08,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:08,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:12,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:12,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740636457] [2024-08-23 01:38:12,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740636457] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:12,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:12,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 01:38:12,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302589748] [2024-08-23 01:38:12,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:12,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 01:38:12,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:12,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 01:38:12,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-08-23 01:38:12,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:12,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:12,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:12,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:12,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:12,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:12,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:12,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 01:38:12,587 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:12,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:12,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1307623951, now seen corresponding path program 1 times [2024-08-23 01:38:12,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:12,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102207372] [2024-08-23 01:38:12,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:12,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:14,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:14,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102207372] [2024-08-23 01:38:14,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102207372] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:14,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:14,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 01:38:14,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870549298] [2024-08-23 01:38:14,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:14,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 01:38:14,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:14,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 01:38:14,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-23 01:38:14,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:14,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:14,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:14,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:14,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:14,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:14,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:14,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:14,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:14,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 01:38:14,548 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:14,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:14,548 INFO L85 PathProgramCache]: Analyzing trace with hash 2120390771, now seen corresponding path program 1 times [2024-08-23 01:38:14,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:14,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206034380] [2024-08-23 01:38:14,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:14,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:16,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:16,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206034380] [2024-08-23 01:38:16,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206034380] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:16,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:16,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 01:38:16,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083005213] [2024-08-23 01:38:16,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:16,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 01:38:16,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:16,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 01:38:16,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-23 01:38:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:16,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:16,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:16,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:16,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:16,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:16,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 01:38:16,425 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:16,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:16,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1186971821, now seen corresponding path program 1 times [2024-08-23 01:38:16,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:16,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84531167] [2024-08-23 01:38:16,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:16,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:19,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:19,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84531167] [2024-08-23 01:38:19,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84531167] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:19,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:19,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 01:38:19,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359379921] [2024-08-23 01:38:19,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:19,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 01:38:19,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:19,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 01:38:19,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-23 01:38:19,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:19,230 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:19,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:19,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:19,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:19,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:19,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:19,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:19,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:19,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:19,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 01:38:19,866 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:19,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:19,866 INFO L85 PathProgramCache]: Analyzing trace with hash 985532368, now seen corresponding path program 1 times [2024-08-23 01:38:19,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:19,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271813385] [2024-08-23 01:38:19,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:21,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:21,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:21,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271813385] [2024-08-23 01:38:21,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271813385] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:21,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:21,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 01:38:21,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869788400] [2024-08-23 01:38:21,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:21,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 01:38:21,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:21,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 01:38:21,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-08-23 01:38:21,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:21,638 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:21,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:21,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:21,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-23 01:38:21,994 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:21,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:21,994 INFO L85 PathProgramCache]: Analyzing trace with hash 31790738, now seen corresponding path program 1 times [2024-08-23 01:38:21,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:21,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904241150] [2024-08-23 01:38:21,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:21,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:23,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:23,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:23,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904241150] [2024-08-23 01:38:23,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904241150] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:23,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:23,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 01:38:23,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31891200] [2024-08-23 01:38:23,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:23,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 01:38:23,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:23,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 01:38:23,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-08-23 01:38:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:23,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:23,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:23,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:23,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:23,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:23,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:23,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:23,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:23,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:23,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 01:38:23,765 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 01:38:23,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:38:23,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1109403567, now seen corresponding path program 1 times [2024-08-23 01:38:23,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:38:23,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121189491] [2024-08-23 01:38:23,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:38:23,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:38:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:38:24,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:38:24,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:38:24,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121189491] [2024-08-23 01:38:24,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121189491] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:38:24,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:38:24,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 01:38:24,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310442338] [2024-08-23 01:38:24,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:38:24,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 01:38:24,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:38:24,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 01:38:24,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-08-23 01:38:24,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:24,843 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:38:24,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:38:24,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:24,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:38:25,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:38:25,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:25,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:38:25,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:38:25,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:25,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:38:25,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:38:25,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 01:38:25,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-23 01:38:25,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-23 01:38:25,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-23 01:38:25,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-23 01:38:25,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 01:38:25,196 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-08-23 01:38:25,199 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 01:38:25,199 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 01:38:25,201 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-23 01:38:25,201 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-23 01:38:25,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 01:38:25 BasicIcfg [2024-08-23 01:38:25,202 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 01:38:25,203 INFO L158 Benchmark]: Toolchain (without parser) took 21350.95ms. Allocated memory was 165.7MB in the beginning and 780.1MB in the end (delta: 614.5MB). Free memory was 127.2MB in the beginning and 614.0MB in the end (delta: -486.7MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,203 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 165.7MB. Free memory was 131.4MB in the beginning and 131.3MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 01:38:25,203 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 01:38:25,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.00ms. Allocated memory is still 165.7MB. Free memory was 127.2MB in the beginning and 91.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.20ms. Allocated memory is still 165.7MB. Free memory was 91.6MB in the beginning and 86.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,204 INFO L158 Benchmark]: Boogie Preprocessor took 52.34ms. Allocated memory is still 165.7MB. Free memory was 86.1MB in the beginning and 83.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,204 INFO L158 Benchmark]: RCFGBuilder took 908.13ms. Allocated memory is still 165.7MB. Free memory was 83.2MB in the beginning and 57.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,205 INFO L158 Benchmark]: TraceAbstraction took 19524.60ms. Allocated memory was 165.7MB in the beginning and 780.1MB in the end (delta: 614.5MB). Free memory was 56.8MB in the beginning and 614.0MB in the end (delta: -557.2MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2024-08-23 01:38:25,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 165.7MB. Free memory was 131.4MB in the beginning and 131.3MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.00ms. Allocated memory is still 165.7MB. Free memory was 127.2MB in the beginning and 91.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.20ms. Allocated memory is still 165.7MB. Free memory was 91.6MB in the beginning and 86.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.34ms. Allocated memory is still 165.7MB. Free memory was 86.1MB in the beginning and 83.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 908.13ms. Allocated memory is still 165.7MB. Free memory was 83.2MB in the beginning and 57.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 19524.60ms. Allocated memory was 165.7MB in the beginning and 780.1MB in the end (delta: 614.5MB). Free memory was 56.8MB in the beginning and 614.0MB in the end (delta: -557.2MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1926, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 220, dependent conditional: 189, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1913, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 207, dependent conditional: 176, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1913, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 207, dependent conditional: 176, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 271, dependent unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 138, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 138, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 293, independent: 223, independent conditional: 22, independent unconditional: 201, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 293, independent: 181, independent conditional: 0, independent unconditional: 181, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 112, independent: 42, independent conditional: 22, independent unconditional: 20, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 112, independent: 42, independent conditional: 22, independent unconditional: 20, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1451, independent: 602, independent conditional: 299, independent unconditional: 303, dependent: 849, dependent conditional: 430, dependent unconditional: 419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2259, independent: 1483, independent conditional: 53, independent unconditional: 1430, dependent: 483, dependent conditional: 100, dependent unconditional: 383, unknown: 293, unknown conditional: 60, unknown unconditional: 233] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 223, Positive conditional cache size: 22, Positive unconditional cache size: 201, Negative cache size: 70, Negative conditional cache size: 38, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 133, Maximal queried relation: 5, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.8s, Number of persistent set computation: 83, Number of trivial persistent sets: 53, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232, independent: 201, independent conditional: 0, independent unconditional: 201, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1926, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 220, dependent conditional: 189, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1913, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 207, dependent conditional: 176, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1913, independent: 1706, independent conditional: 1505, independent unconditional: 201, dependent: 207, dependent conditional: 176, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 271, dependent unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 138, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2259, independent: 1706, independent conditional: 75, independent unconditional: 1631, dependent: 553, dependent conditional: 138, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 293, independent: 223, independent conditional: 22, independent unconditional: 201, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 293, independent: 181, independent conditional: 0, independent unconditional: 181, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 112, independent: 42, independent conditional: 22, independent unconditional: 20, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 112, independent: 42, independent conditional: 22, independent unconditional: 20, dependent: 70, dependent conditional: 38, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1451, independent: 602, independent conditional: 299, independent unconditional: 303, dependent: 849, dependent conditional: 430, dependent unconditional: 419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2259, independent: 1483, independent conditional: 53, independent unconditional: 1430, dependent: 483, dependent conditional: 100, dependent unconditional: 383, unknown: 293, unknown conditional: 60, unknown unconditional: 233] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 223, Positive conditional cache size: 22, Positive unconditional cache size: 201, Negative cache size: 70, Negative conditional cache size: 38, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 133, Maximal queried relation: 5, Independence queries for same thread: 13 - PositiveResult [Line: 795]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 796]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 46 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 19.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.2s, 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: 55, 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, 0.4s SatisfiabilityAnalysisTime, 15.4s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 4709 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 01:38:25,237 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 [2024-08-23 01:38:25,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE