./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c --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/popl20-more-buffer-mult.wvr.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/weaver/popl20-more-buffer-mult.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-more-buffer-mult.wvr.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 02:33:35,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 02:33:35,309 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 02:33:35,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 02:33:35,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 02:33:35,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 02:33:35,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 02:33:35,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 02:33:35,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 02:33:35,361 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 02:33:35,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 02:33:35,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 02:33:35,362 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 02:33:35,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 02:33:35,363 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 02:33:35,364 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 02:33:35,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 02:33:35,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 02:33:35,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 02:33:35,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 02:33:35,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 02:33:35,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 02:33:35,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 02:33:35,369 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 02:33:35,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 02:33:35,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 02:33:35,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 02:33:35,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 02:33:35,370 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 02:33:35,370 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 02:33:35,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 02:33:35,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 02:33:35,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 02:33:35,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 02:33:35,371 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 02:33:35,372 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 02:33:35,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 02:33:35,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 02:33:35,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 02:33:35,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 02:33:35,373 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 02:33:35,374 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 02:33:35,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 02:33:35,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 02:33:35,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 02:33:35,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 02:33:35,651 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 02:33:35,652 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 02:33:35,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-more-buffer-mult.wvr.yml/witness.yml [2024-08-23 02:33:35,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 02:33:35,810 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 02:33:35,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-08-23 02:33:37,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 02:33:37,463 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 02:33:37,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-08-23 02:33:37,474 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/644641aab/e8ba6b381d734f8fbb3483577cb76193/FLAG3df73942e [2024-08-23 02:33:37,834 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/644641aab/e8ba6b381d734f8fbb3483577cb76193 [2024-08-23 02:33:37,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 02:33:37,835 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 02:33:37,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 02:33:37,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 02:33:37,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 02:33:37,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:33:35" (1/2) ... [2024-08-23 02:33:37,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6730b819 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 02:33:37, skipping insertion in model container [2024-08-23 02:33:37,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:33:35" (1/2) ... [2024-08-23 02:33:37,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@767ff04a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 02:33:37, skipping insertion in model container [2024-08-23 02:33:37,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:33:37" (2/2) ... [2024-08-23 02:33:37,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6730b819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:37, skipping insertion in model container [2024-08-23 02:33:37,848 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:33:37" (2/2) ... [2024-08-23 02:33:37,848 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 02:33:37,881 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 02:33:37,884 INFO L97 edCorrectnessWitness]: Location invariant before [L145-L145] (((! multithreaded || 0 <= i) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483647LL + (long long )N) + (long long )i >= 0LL && (2147483647LL + (long long )N) + (long long )j >= 0LL) && (2147483647LL + (long long )N) + (long long )n1 >= 0LL) && (2147483647LL + (long long )N) + (long long )n2 >= 0LL) && (2147483647LL + (long long )C) + (long long )i >= 0LL) && (2147483647LL + (long long )C) + (long long )j >= 0LL) && (2147483647LL + (long long )C) + (long long )n1 >= 0LL) && (2147483647LL + (long long )C) + (long long )n2 >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) + (long long )N >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_back >= 0LL) && (1073741823LL - (long long )n1) + (long long )n2 >= 0LL) && (2147483647LL - (long long )N) + (long long )n1 >= 0LL) && (2147483647LL - (long long )N) + (long long )n2 >= 0LL) && (2147483647LL - (long long )C) + (long long )n1 >= 0LL) && (2147483647LL - (long long )C) + (long long )n2 >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) + (long long )N >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q1_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL) && (long long )i + (long long )n1 >= 0LL) && (long long )i + (long long )n2 >= 0LL) && (long long )j + (long long )n1 >= 0LL) && (long long )j + (long long )n2 >= 0LL) && (long long )n1 + (long long )n2 >= 0LL) && (1073741823LL + (long long )i) - (long long )n1 >= 0LL) && (1073741823LL + (long long )i) - (long long )n2 >= 0LL) && (1073741823LL + (long long )j) - (long long )n1 >= 0LL) && (1073741823LL + (long long )j) - (long long )n2 >= 0LL) && (1073741823LL + (long long )n1) - (long long )n2 >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL + (long long )N) - (long long )n1 >= 0LL) && (3221225470LL + (long long )N) - (long long )n2 >= 0LL) && (3221225470LL + (long long )C) - (long long )n1 >= 0LL) && (3221225470LL + (long long )C) - (long long )n2 >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )N >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL) && (2147483646LL - (long long )n1) - (long long )n2 >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )N) - (long long )n1 >= 0LL) && (3221225470LL - (long long )N) - (long long )n2 >= 0LL) && (3221225470LL - (long long )C) - (long long )n1 >= 0LL) && (3221225470LL - (long long )C) - (long long )n2 >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_back >= 0LL))) && (! multithreaded || 0 <= j)) && (! multithreaded || (0 <= i && 0 <= j)) [2024-08-23 02:33:37,885 INFO L97 edCorrectnessWitness]: Location invariant before [L143-L143] (((! multithreaded || 0 <= i) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483647LL + (long long )N) + (long long )i >= 0LL && (2147483647LL + (long long )N) + (long long )j >= 0LL) && (2147483647LL + (long long )N) + (long long )n1 >= 0LL) && (2147483647LL + (long long )N) + (long long )n2 >= 0LL) && (2147483647LL + (long long )C) + (long long )i >= 0LL) && (2147483647LL + (long long )C) + (long long )j >= 0LL) && (2147483647LL + (long long )C) + (long long )n1 >= 0LL) && (2147483647LL + (long long )C) + (long long )n2 >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) + (long long )N >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_back >= 0LL) && (1073741823LL - (long long )n1) + (long long )n2 >= 0LL) && (2147483647LL - (long long )N) + (long long )n1 >= 0LL) && (2147483647LL - (long long )N) + (long long )n2 >= 0LL) && (2147483647LL - (long long )C) + (long long )n1 >= 0LL) && (2147483647LL - (long long )C) + (long long )n2 >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) + (long long )N >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q1_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL) && (long long )i + (long long )n1 >= 0LL) && (long long )i + (long long )n2 >= 0LL) && (long long )j + (long long )n1 >= 0LL) && (long long )j + (long long )n2 >= 0LL) && (long long )n1 + (long long )n2 >= 0LL) && (1073741823LL + (long long )i) - (long long )n1 >= 0LL) && (1073741823LL + (long long )i) - (long long )n2 >= 0LL) && (1073741823LL + (long long )j) - (long long )n1 >= 0LL) && (1073741823LL + (long long )j) - (long long )n2 >= 0LL) && (1073741823LL + (long long )n1) - (long long )n2 >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL + (long long )N) - (long long )n1 >= 0LL) && (3221225470LL + (long long )N) - (long long )n2 >= 0LL) && (3221225470LL + (long long )C) - (long long )n1 >= 0LL) && (3221225470LL + (long long )C) - (long long )n2 >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )N >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL) && (2147483646LL - (long long )n1) - (long long )n2 >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )N) - (long long )n1 >= 0LL) && (3221225470LL - (long long )N) - (long long )n2 >= 0LL) && (3221225470LL - (long long )C) - (long long )n1 >= 0LL) && (3221225470LL - (long long )C) - (long long )n2 >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_back >= 0LL))) && (! multithreaded || 0 <= j)) && (! multithreaded || (0 <= i && 0 <= j)) [2024-08-23 02:33:37,885 INFO L97 edCorrectnessWitness]: Location invariant before [L146-L146] (((! multithreaded || 0 <= i) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483647LL + (long long )N) + (long long )i >= 0LL && (2147483647LL + (long long )N) + (long long )j >= 0LL) && (2147483647LL + (long long )N) + (long long )n1 >= 0LL) && (2147483647LL + (long long )N) + (long long )n2 >= 0LL) && (2147483647LL + (long long )C) + (long long )i >= 0LL) && (2147483647LL + (long long )C) + (long long )j >= 0LL) && (2147483647LL + (long long )C) + (long long )n1 >= 0LL) && (2147483647LL + (long long )C) + (long long )n2 >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) + (long long )N >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_back >= 0LL) && (1073741823LL - (long long )n1) + (long long )n2 >= 0LL) && (2147483647LL - (long long )N) + (long long )n1 >= 0LL) && (2147483647LL - (long long )N) + (long long )n2 >= 0LL) && (2147483647LL - (long long )C) + (long long )n1 >= 0LL) && (2147483647LL - (long long )C) + (long long )n2 >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) + (long long )N >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q1_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL) && (long long )i + (long long )n1 >= 0LL) && (long long )i + (long long )n2 >= 0LL) && (long long )j + (long long )n1 >= 0LL) && (long long )j + (long long )n2 >= 0LL) && (long long )n1 + (long long )n2 >= 0LL) && (1073741823LL + (long long )i) - (long long )n1 >= 0LL) && (1073741823LL + (long long )i) - (long long )n2 >= 0LL) && (1073741823LL + (long long )j) - (long long )n1 >= 0LL) && (1073741823LL + (long long )j) - (long long )n2 >= 0LL) && (1073741823LL + (long long )n1) - (long long )n2 >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL + (long long )N) - (long long )n1 >= 0LL) && (3221225470LL + (long long )N) - (long long )n2 >= 0LL) && (3221225470LL + (long long )C) - (long long )n1 >= 0LL) && (3221225470LL + (long long )C) - (long long )n2 >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )N >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL) && (2147483646LL - (long long )n1) - (long long )n2 >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )N) - (long long )n1 >= 0LL) && (3221225470LL - (long long )N) - (long long )n2 >= 0LL) && (3221225470LL - (long long )C) - (long long )n1 >= 0LL) && (3221225470LL - (long long )C) - (long long )n2 >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_back >= 0LL))) && (! multithreaded || 0 <= j)) && (! multithreaded || (0 <= i && 0 <= j)) [2024-08-23 02:33:37,886 INFO L97 edCorrectnessWitness]: Location invariant before [L144-L144] (((! multithreaded || 0 <= i) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483647LL + (long long )N) + (long long )i >= 0LL && (2147483647LL + (long long )N) + (long long )j >= 0LL) && (2147483647LL + (long long )N) + (long long )n1 >= 0LL) && (2147483647LL + (long long )N) + (long long )n2 >= 0LL) && (2147483647LL + (long long )C) + (long long )i >= 0LL) && (2147483647LL + (long long )C) + (long long )j >= 0LL) && (2147483647LL + (long long )C) + (long long )n1 >= 0LL) && (2147483647LL + (long long )C) + (long long )n2 >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n1) + (long long )q2_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q1_back >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_front >= 0LL) && (2147483648LL + (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) + (long long )N >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )N) + (long long )q2_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q1_back >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_front >= 0LL) && (4294967295LL + (long long )C) + (long long )q2_back >= 0LL) && (1073741823LL - (long long )n1) + (long long )n2 >= 0LL) && (2147483647LL - (long long )N) + (long long )n1 >= 0LL) && (2147483647LL - (long long )N) + (long long )n2 >= 0LL) && (2147483647LL - (long long )C) + (long long )n1 >= 0LL) && (2147483647LL - (long long )C) + (long long )n2 >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n1) + (long long )q2_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q1_back >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_front >= 0LL) && (3221225471LL - (long long )n2) + (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) + (long long )N >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q1_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_front >= 0LL) && (4294967295LL - (long long )q1_back) + (long long )q2_back >= 0LL) && (4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL) && (long long )i + (long long )n1 >= 0LL) && (long long )i + (long long )n2 >= 0LL) && (long long )j + (long long )n1 >= 0LL) && (long long )j + (long long )n2 >= 0LL) && (long long )n1 + (long long )n2 >= 0LL) && (1073741823LL + (long long )i) - (long long )n1 >= 0LL) && (1073741823LL + (long long )i) - (long long )n2 >= 0LL) && (1073741823LL + (long long )j) - (long long )n1 >= 0LL) && (1073741823LL + (long long )j) - (long long )n2 >= 0LL) && (1073741823LL + (long long )n1) - (long long )n2 >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )i) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )j) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n1) - (long long )q2_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q1_back >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_front >= 0LL) && (2147483647LL + (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL + (long long )N) - (long long )n1 >= 0LL) && (3221225470LL + (long long )N) - (long long )n2 >= 0LL) && (3221225470LL + (long long )C) - (long long )n1 >= 0LL) && (3221225470LL + (long long )C) - (long long )n2 >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL + (long long )C) - (long long )q2_back >= 0LL) && (4294967294LL + (long long )C) - (long long )N >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL) && (2147483646LL - (long long )n1) - (long long )n2 >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n1) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q1_back >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_front >= 0LL) && (3221225470LL - (long long )n2) - (long long )q2_back >= 0LL) && (3221225470LL - (long long )N) - (long long )n1 >= 0LL) && (3221225470LL - (long long )N) - (long long )n2 >= 0LL) && (3221225470LL - (long long )C) - (long long )n1 >= 0LL) && (3221225470LL - (long long )C) - (long long )n2 >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )q1_back) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )N) - (long long )q2_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q1_back >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_front >= 0LL) && (4294967294LL - (long long )C) - (long long )q2_back >= 0LL))) && (! multithreaded || 0 <= j)) && (! multithreaded || (0 <= i && 0 <= j)) [2024-08-23 02:33:37,886 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 02:33:37,886 INFO L106 edCorrectnessWitness]: ghost_update [L142-L142] multithreaded = 1; [2024-08-23 02:33:37,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 02:33:38,120 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 02:33:38,134 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 02:33:38,391 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 02:33:38,419 INFO L206 MainTranslator]: Completed translation [2024-08-23 02:33:38,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38 WrapperNode [2024-08-23 02:33:38,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 02:33:38,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 02:33:38,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 02:33:38,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 02:33:38,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,493 INFO L138 Inliner]: procedures = 26, calls = 61, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 305 [2024-08-23 02:33:38,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 02:33:38,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 02:33:38,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 02:33:38,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 02:33:38,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 02:33:38,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 02:33:38,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 02:33:38,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 02:33:38,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (1/1) ... [2024-08-23 02:33:38,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 02:33:38,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:33:38,601 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 02:33:38,604 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 02:33:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 02:33:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-23 02:33:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-23 02:33:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-23 02:33:38,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-23 02:33:38,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-23 02:33:38,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-23 02:33:38,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-23 02:33:38,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-23 02:33:38,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-23 02:33:38,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-23 02:33:38,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 02:33:38,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 02:33:38,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 02:33:38,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-23 02:33:38,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 02:33:38,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 02:33:38,648 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 02:33:38,791 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 02:33:38,793 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 02:33:39,577 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 02:33:39,581 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 02:33:39,972 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 02:33:39,973 INFO L319 CfgBuilder]: Removed 6 assume(true) statements. [2024-08-23 02:33:39,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 02:33:39 BoogieIcfgContainer [2024-08-23 02:33:39,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 02:33:39,975 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 02:33:39,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 02:33:39,979 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 02:33:39,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:33:35" (1/4) ... [2024-08-23 02:33:39,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bdc3785 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 02:33:39, skipping insertion in model container [2024-08-23 02:33:39,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 02:33:37" (2/4) ... [2024-08-23 02:33:39,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bdc3785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 02:33:39, skipping insertion in model container [2024-08-23 02:33:39,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:33:38" (3/4) ... [2024-08-23 02:33:39,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bdc3785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 02:33:39, skipping insertion in model container [2024-08-23 02:33:39,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 02:33:39" (4/4) ... [2024-08-23 02:33:39,983 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2024-08-23 02:33:40,000 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 02:33:40,001 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-08-23 02:33:40,001 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 02:33:40,095 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-08-23 02:33:40,141 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 02:33:40,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 02:33:40,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:33:40,144 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 02:33:40,145 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 02:33:40,180 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 02:33:40,209 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 02:33:40,216 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;@16fd535a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 02:33:40,216 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-08-23 02:33:40,595 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:33:40,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:33:40,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1150801930, now seen corresponding path program 1 times [2024-08-23 02:33:40,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:33:40,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023963198] [2024-08-23 02:33:40,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:33:40,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:33:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:33:43,122 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 02:33:43,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:33:43,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023963198] [2024-08-23 02:33:43,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023963198] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:33:43,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:33:43,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:33:43,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103119357] [2024-08-23 02:33:43,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:33:43,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 02:33:43,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:33:43,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 02:33:43,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-23 02:33:43,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:33:43,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:33:43,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 02:33:43,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:33:43,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:33:43,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 02:33:43,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:33:43,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:33:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash -42331184, now seen corresponding path program 1 times [2024-08-23 02:33:43,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:33:43,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816851704] [2024-08-23 02:33:43,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:33:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:33:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:33:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:33:45,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:33:45,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816851704] [2024-08-23 02:33:45,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816851704] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:33:45,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083334149] [2024-08-23 02:33:45,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:33:45,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:33:45,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:33:45,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:33:45,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-23 02:33:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:33:45,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 34 conjunts are in the unsatisfiable core [2024-08-23 02:33:45,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:33:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:33:45,890 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:33:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:33:54,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1083334149] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:33:54,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:33:54,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 12 [2024-08-23 02:33:54,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111548546] [2024-08-23 02:33:54,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:33:54,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 02:33:54,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:33:54,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 02:33:54,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-08-23 02:33:54,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:33:54,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:33:54,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 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 02:33:54,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:33:54,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:33:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:33:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:33:55,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-23 02:33:55,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-08-23 02:33:55,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:33:55,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:33:55,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1456817034, now seen corresponding path program 1 times [2024-08-23 02:33:55,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:33:55,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803325861] [2024-08-23 02:33:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:33:55,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:33:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:33:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:33:58,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:33:58,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803325861] [2024-08-23 02:33:58,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803325861] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:33:58,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794866792] [2024-08-23 02:33:58,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:33:58,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:33:58,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:33:58,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:33:58,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-23 02:33:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:33:58,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 41 conjunts are in the unsatisfiable core [2024-08-23 02:33:58,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:33:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:33:59,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:34:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:34:14,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794866792] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:34:14,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:34:14,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 27 [2024-08-23 02:34:14,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962595777] [2024-08-23 02:34:14,774 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:34:14,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-08-23 02:34:14,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:34:14,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-08-23 02:34:14,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=642, Unknown=0, NotChecked=0, Total=812 [2024-08-23 02:34:14,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:14,778 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:34:14,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 1.6071428571428572) internal successors, (45), 28 states have internal predecessors, (45), 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 02:34:14,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:14,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:14,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:20,923 WARN L293 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 236 DAG size of output: 236 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-23 02:34:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:34,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:34:34,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-08-23 02:34:34,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:34:34,372 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:34:34,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:34:34,373 INFO L85 PathProgramCache]: Analyzing trace with hash 2120838710, now seen corresponding path program 2 times [2024-08-23 02:34:34,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:34:34,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835684045] [2024-08-23 02:34:34,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:34:34,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:34:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:34:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:34:37,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:34:37,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835684045] [2024-08-23 02:34:37,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835684045] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:34:37,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917084809] [2024-08-23 02:34:37,732 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 02:34:37,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:34:37,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:34:37,734 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:34:37,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-23 02:34:37,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-23 02:34:37,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:34:37,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 29 conjunts are in the unsatisfiable core [2024-08-23 02:34:37,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:34:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-08-23 02:34:38,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:34:38,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917084809] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:34:38,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:34:38,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 18 [2024-08-23 02:34:38,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400010192] [2024-08-23 02:34:38,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:34:38,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 02:34:38,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:34:38,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 02:34:38,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2024-08-23 02:34:38,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:38,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:34:38,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 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 02:34:38,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:38,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:38,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:34:38,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:40,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:40,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:40,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:34:40,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:34:40,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-08-23 02:34:41,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:34:41,114 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:34:41,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:34:41,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1029296781, now seen corresponding path program 1 times [2024-08-23 02:34:41,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:34:41,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460490599] [2024-08-23 02:34:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:34:41,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:34:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:34:48,332 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:34:48,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:34:48,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460490599] [2024-08-23 02:34:48,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460490599] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:34:48,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733405211] [2024-08-23 02:34:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:34:48,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:34:48,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:34:48,336 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:34:48,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-23 02:34:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:34:48,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 7 conjunts are in the unsatisfiable core [2024-08-23 02:34:48,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:34:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-08-23 02:34:53,173 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:34:53,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733405211] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:34:53,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:34:53,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19] total 23 [2024-08-23 02:34:53,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692417836] [2024-08-23 02:34:53,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:34:53,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:34:53,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:34:53,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:34:53,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=486, Unknown=0, NotChecked=0, Total=600 [2024-08-23 02:34:53,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:53,176 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:34:53,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:34:53,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:53,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:53,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:34:53,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:34:53,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:34:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:34:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:34:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:34:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:34:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:34:55,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-08-23 02:34:55,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:34:55,232 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 5 more)] === [2024-08-23 02:34:55,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:34:55,233 INFO L85 PathProgramCache]: Analyzing trace with hash -864610376, now seen corresponding path program 1 times [2024-08-23 02:34:55,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:34:55,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950468430] [2024-08-23 02:34:55,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:34:55,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:34:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:35:03,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950468430] [2024-08-23 02:35:03,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950468430] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:35:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627555863] [2024-08-23 02:35:03,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:03,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:35:03,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:35:03,654 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:35:03,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-23 02:35:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:03,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2024-08-23 02:35:03,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:35:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-08-23 02:35:08,564 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:35:08,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627555863] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:08,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:35:08,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [20] total 24 [2024-08-23 02:35:08,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56610443] [2024-08-23 02:35:08,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:08,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:35:08,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:08,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:35:08,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=535, Unknown=0, NotChecked=0, Total=650 [2024-08-23 02:35:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:08,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:08,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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 02:35:08,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 02:35:08,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 02:35:08,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:08,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:27,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 8 remaining) [2024-08-23 02:35:27,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 8 remaining) [2024-08-23 02:35:27,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 8 remaining) [2024-08-23 02:35:27,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 8 remaining) [2024-08-23 02:35:27,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 8 remaining) [2024-08-23 02:35:27,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 8 remaining) [2024-08-23 02:35:27,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2024-08-23 02:35:27,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2024-08-23 02:35:27,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-08-23 02:35:27,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:35:27,640 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-08-23 02:35:27,643 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 02:35:27,643 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 02:35:27,645 INFO L507 ceAbstractionStarter]: Automizer considered 4 witness invariants [2024-08-23 02:35:27,645 INFO L508 ceAbstractionStarter]: WitnessConsidered=4 [2024-08-23 02:35:27,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 02:35:27 BasicIcfg [2024-08-23 02:35:27,646 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 02:35:27,646 INFO L158 Benchmark]: Toolchain (without parser) took 109810.99ms. Allocated memory was 176.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 116.8MB in the beginning and 1.1GB in the end (delta: -972.3MB). Peak memory consumption was 720.4MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,647 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 176.2MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 02:35:27,647 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 176.2MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 02:35:27,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.84ms. Allocated memory is still 176.2MB. Free memory was 116.8MB in the beginning and 90.9MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.66ms. Allocated memory is still 176.2MB. Free memory was 90.9MB in the beginning and 85.4MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,648 INFO L158 Benchmark]: Boogie Preprocessor took 55.19ms. Allocated memory is still 176.2MB. Free memory was 85.4MB in the beginning and 82.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,648 INFO L158 Benchmark]: RCFGBuilder took 1423.02ms. Allocated memory is still 176.2MB. Free memory was 82.5MB in the beginning and 84.1MB in the end (delta: -1.6MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,648 INFO L158 Benchmark]: TraceAbstraction took 107670.93ms. Allocated memory was 176.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 84.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 684.5MB. Max. memory is 16.1GB. [2024-08-23 02:35:27,650 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 176.2MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.95ms. Allocated memory is still 176.2MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.84ms. Allocated memory is still 176.2MB. Free memory was 116.8MB in the beginning and 90.9MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.66ms. Allocated memory is still 176.2MB. Free memory was 90.9MB in the beginning and 85.4MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.19ms. Allocated memory is still 176.2MB. Free memory was 85.4MB in the beginning and 82.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1423.02ms. Allocated memory is still 176.2MB. Free memory was 82.5MB in the beginning and 84.1MB in the end (delta: -1.6MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * TraceAbstraction took 107670.93ms. Allocated memory was 176.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 84.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 684.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 945036, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 84347, dependent conditional: 84307, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 882973, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 22284, dependent conditional: 22244, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 882973, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 22284, dependent conditional: 22244, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 76063, dependent unconditional: 30707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 71433, dependent unconditional: 35337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 71433, dependent unconditional: 35337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1907, independent: 1661, independent conditional: 17, independent unconditional: 1644, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1907, independent: 1582, independent conditional: 0, independent unconditional: 1582, dependent: 325, dependent conditional: 0, dependent unconditional: 325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 325, independent: 79, independent conditional: 17, independent unconditional: 62, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 325, independent: 79, independent conditional: 17, independent unconditional: 62, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3144, independent: 1292, independent conditional: 292, independent unconditional: 999, dependent: 1853, dependent conditional: 1570, dependent unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 967459, independent: 859028, independent conditional: 8406, independent unconditional: 850622, dependent: 106524, dependent conditional: 71227, dependent unconditional: 35297, unknown: 1907, unknown conditional: 223, unknown unconditional: 1684] , Statistics on independence cache: Total cache size (in pairs): 1907, Positive cache size: 1661, Positive conditional cache size: 17, Positive unconditional cache size: 1644, Negative cache size: 246, Negative conditional cache size: 206, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4630, Maximal queried relation: 5, Independence queries for same thread: 62063 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 5581, Number of trivial persistent sets: 4526, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1954, independent: 1914, independent conditional: 0, independent unconditional: 1914, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 945036, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 84347, dependent conditional: 84307, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 882973, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 22284, dependent conditional: 22244, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 882973, independent: 860689, independent conditional: 858775, independent unconditional: 1914, dependent: 22284, dependent conditional: 22244, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 76063, dependent unconditional: 30707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 71433, dependent unconditional: 35337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 967459, independent: 860689, independent conditional: 8423, independent unconditional: 852266, dependent: 106770, dependent conditional: 71433, dependent unconditional: 35337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1907, independent: 1661, independent conditional: 17, independent unconditional: 1644, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1907, independent: 1582, independent conditional: 0, independent unconditional: 1582, dependent: 325, dependent conditional: 0, dependent unconditional: 325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 325, independent: 79, independent conditional: 17, independent unconditional: 62, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 325, independent: 79, independent conditional: 17, independent unconditional: 62, dependent: 246, dependent conditional: 206, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3144, independent: 1292, independent conditional: 292, independent unconditional: 999, dependent: 1853, dependent conditional: 1570, dependent unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 967459, independent: 859028, independent conditional: 8406, independent unconditional: 850622, dependent: 106524, dependent conditional: 71227, dependent unconditional: 35297, unknown: 1907, unknown conditional: 223, unknown unconditional: 1684] , Statistics on independence cache: Total cache size (in pairs): 1907, Positive cache size: 1661, Positive conditional cache size: 17, Positive unconditional cache size: 1644, Negative cache size: 246, Negative conditional cache size: 206, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4630, Maximal queried relation: 5, Independence queries for same thread: 62063 - PositiveResult [Line: 143]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 144]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 145]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 146]: 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 9 procedures, 82 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 107.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 44.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 61.1s InterpolantComputationTime, 261 NumberOfCodeBlocks, 249 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 36480 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1112 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 13 InterpolantComputations, 4 PerfectInterpolantSequences, 246/390 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 02:35:27,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-23 02:35:27,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE