./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:29:32,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:32,371 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:32,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:32,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:32,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:32,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:32,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:32,401 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:32,404 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:32,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:32,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:32,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:32,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:32,407 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:32,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:32,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:32,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:32,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:32,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:32,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:32,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:32,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:32,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:32,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:32,409 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:32,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:32,410 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:32,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:32,410 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:32,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:32,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:32,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:32,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:32,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:32,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:32,412 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:32,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:32,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:32,414 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:32,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:32,414 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:32,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:32,415 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:32,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:32,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:32,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:32,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:32,640 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:32,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-02-07 19:29:33,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:33,892 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:33,893 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-02-07 19:29:33,910 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/910d09f16/9de3bfe5eb344f28987716a7c0688e1c/FLAGc72603f5b [2024-02-07 19:29:33,923 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/910d09f16/9de3bfe5eb344f28987716a7c0688e1c [2024-02-07 19:29:33,925 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:33,926 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:33,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.yml/witness.yml [2024-02-07 19:29:34,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:34,046 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:34,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:34,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:34,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:34,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:33" (1/2) ... [2024-02-07 19:29:34,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aede76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:34, skipping insertion in model container [2024-02-07 19:29:34,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:33" (1/2) ... [2024-02-07 19:29:34,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79fb073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:34, skipping insertion in model container [2024-02-07 19:29:34,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:34" (2/2) ... [2024-02-07 19:29:34,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aede76c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34, skipping insertion in model container [2024-02-07 19:29:34,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:34" (2/2) ... [2024-02-07 19:29:34,056 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:34,209 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:34,210 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] 1 <= __unbuffered_cnt [2024-02-07 19:29:34,210 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] x$r_buff0_thd2 == (_Bool)1 [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] 1 <= __unbuffered_cnt [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L745-L745] (((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 2)) && (__unbuffered_p0_EAX <= 127)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2) [2024-02-07 19:29:34,211 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] 0 <= __unbuffered_cnt [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (((0 <= x) && (x <= 1)) && (x$r_buff1_thd1 == (_Bool)0)) && (x == 0 || x == 1) [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,212 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,213 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] (((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 2)) && (__unbuffered_p2_EAX <= 127)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2) [2024-02-07 19:29:34,213 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,213 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,213 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] 0 <= __unbuffered_cnt [2024-02-07 19:29:34,213 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 2 [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] x$flush_delayed == (_Bool)0 [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (x$w_buff0 == 1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 19:29:34,214 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] 0 <= __unbuffered_cnt [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) [2024-02-07 19:29:34,215 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] (x$r_buff0_thd1 == (_Bool)0) && (x$r_buff1_thd0 == (_Bool)0) [2024-02-07 19:29:34,216 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:34,216 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,217 INFO L76 edCorrectnessWitness]: Location invariant before [L749-L749] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:34,217 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] 0 <= __unbuffered_cnt [2024-02-07 19:29:34,218 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:29:34,218 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:34,218 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:34,218 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,219 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,219 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:34,219 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] 1 <= __unbuffered_cnt [2024-02-07 19:29:34,219 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,219 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,220 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] ((0 <= x$w_buff0) && (x$w_buff0 <= 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1) [2024-02-07 19:29:34,220 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:34,220 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:34,220 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:34,220 INFO L76 edCorrectnessWitness]: Location invariant before [L748-L748] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:34,221 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,221 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,221 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] (x$r_buff1_thd1 == (_Bool)0) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 19:29:34,221 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:34,221 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] ((0 <= x$w_buff1) && (x$w_buff1 <= 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1) [2024-02-07 19:29:34,222 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] (x$r_buff0_thd3 == (_Bool)0) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) [2024-02-07 19:29:34,222 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (((((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 2)) && (__unbuffered_p2_EAX <= 127)) && (y == 2)) && ((__unbuffered_p0_EAX == 2 && (__unbuffered_p0_EBX == 0 || ((0 <= __unbuffered_p0_EBX && __unbuffered_p0_EBX <= 1) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)))) || (((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p0_EBX) && __unbuffered_p0_EAX <= 2) && __unbuffered_p0_EBX <= 1) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2) [2024-02-07 19:29:34,222 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (x$r_buff1_thd3 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:34,222 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] y == 1 [2024-02-07 19:29:34,263 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:34,408 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-02-07 19:29:34,534 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:34,543 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:34,572 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:29:34,671 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:34,712 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:34,713 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34 WrapperNode [2024-02-07 19:29:34,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:34,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:34,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:34,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:34,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,770 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 161 [2024-02-07 19:29:34,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:34,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:34,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:34,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:34,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,813 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,827 INFO L175 MemorySlicer]: Split 5 memory accesses to 4 slices as follows [2, 1, 1, 1]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 19:29:34,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:34,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:34,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:34,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:34,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (1/1) ... [2024-02-07 19:29:34,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:34,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:34,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 19:29:34,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 19:29:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:29:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:29:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:34,953 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 19:29:35,118 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:35,120 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:35,526 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:35,527 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:35,876 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:35,876 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:35,877 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:35 BoogieIcfgContainer [2024-02-07 19:29:35,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:35,879 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:35,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:35,882 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:35,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:33" (1/4) ... [2024-02-07 19:29:35,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741ce5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:35, skipping insertion in model container [2024-02-07 19:29:35,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:34" (2/4) ... [2024-02-07 19:29:35,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741ce5ff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:35, skipping insertion in model container [2024-02-07 19:29:35,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:34" (3/4) ... [2024-02-07 19:29:35,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741ce5ff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:35, skipping insertion in model container [2024-02-07 19:29:35,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:35" (4/4) ... [2024-02-07 19:29:35,885 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-02-07 19:29:35,901 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:35,901 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2024-02-07 19:29:35,901 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:35,993 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:36,021 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 111 places, 102 transitions, 216 flow [2024-02-07 19:29:36,074 INFO L124 PetriNetUnfolderBase]: 1/99 cut-off events. [2024-02-07 19:29:36,074 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:36,079 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 1/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 462 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 101. Up to 2 conditions per place. [2024-02-07 19:29:36,079 INFO L82 GeneralOperation]: Start removeDead. Operand has 111 places, 102 transitions, 216 flow [2024-02-07 19:29:36,083 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 108 places, 99 transitions, 207 flow [2024-02-07 19:29:36,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:36,098 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=PETRI_NET, 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;@71d3800e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:36,099 INFO L358 AbstractCegarLoop]: Starting to check reachability of 117 error locations. [2024-02-07 19:29:36,102 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:36,102 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2024-02-07 19:29:36,103 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:36,103 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:36,103 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 19:29:36,104 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 114 more)] === [2024-02-07 19:29:36,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:36,109 INFO L85 PathProgramCache]: Analyzing trace with hash 21285358, now seen corresponding path program 1 times [2024-02-07 19:29:36,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:36,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45451440] [2024-02-07 19:29:36,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:36,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:29:36,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:36,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45451440] [2024-02-07 19:29:36,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45451440] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:36,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:36,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:36,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460462720] [2024-02-07 19:29:36,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:36,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:36,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:36,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:36,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:36,359 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 102 [2024-02-07 19:29:36,362 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 99 transitions, 207 flow. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 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) [2024-02-07 19:29:36,363 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:36,365 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 102 [2024-02-07 19:29:36,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:39,348 INFO L124 PetriNetUnfolderBase]: 20412/31817 cut-off events. [2024-02-07 19:29:39,349 INFO L125 PetriNetUnfolderBase]: For 60/60 co-relation queries the response was YES. [2024-02-07 19:29:39,403 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60485 conditions, 31817 events. 20412/31817 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 2110. Compared 258105 event pairs, 4604 based on Foata normal form. 520/14984 useless extension candidates. Maximal degree in co-relation 60474. Up to 24404 conditions per place. [2024-02-07 19:29:39,532 INFO L140 encePairwiseOnDemand]: 66/102 looper letters, 65 selfloop transitions, 2 changer transitions 0/78 dead transitions. [2024-02-07 19:29:39,532 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 78 transitions, 299 flow [2024-02-07 19:29:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:39,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2024-02-07 19:29:39,542 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.545751633986928 [2024-02-07 19:29:39,543 INFO L175 Difference]: Start difference. First operand has 108 places, 99 transitions, 207 flow. Second operand 3 states and 167 transitions. [2024-02-07 19:29:39,544 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 78 transitions, 299 flow [2024-02-07 19:29:39,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 78 transitions, 296 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:29:39,551 INFO L231 Difference]: Finished difference. Result has 64 places, 54 transitions, 124 flow [2024-02-07 19:29:39,552 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=102, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=124, PETRI_PLACES=64, PETRI_TRANSITIONS=54} [2024-02-07 19:29:39,571 INFO L281 CegarLoopForPetriNet]: 108 programPoint places, -44 predicate places. [2024-02-07 19:29:39,571 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 54 transitions, 124 flow [2024-02-07 19:29:39,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 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) [2024-02-07 19:29:39,571 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:39,571 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:39,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:29:39,572 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 114 more)] === [2024-02-07 19:29:39,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:39,572 INFO L85 PathProgramCache]: Analyzing trace with hash 659846890, now seen corresponding path program 1 times [2024-02-07 19:29:39,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:39,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961669799] [2024-02-07 19:29:39,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:39,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:29:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:39,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:29:39,631 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:29:39,633 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 117 remaining) [2024-02-07 19:29:39,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 117 remaining) [2024-02-07 19:29:39,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 117 remaining) [2024-02-07 19:29:39,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 117 remaining) [2024-02-07 19:29:39,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 117 remaining) [2024-02-07 19:29:39,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 117 remaining) [2024-02-07 19:29:39,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 117 remaining) [2024-02-07 19:29:39,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 117 remaining) [2024-02-07 19:29:39,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 117 remaining) [2024-02-07 19:29:39,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 117 remaining) [2024-02-07 19:29:39,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 117 remaining) [2024-02-07 19:29:39,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 117 remaining) [2024-02-07 19:29:39,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 117 remaining) [2024-02-07 19:29:39,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 117 remaining) [2024-02-07 19:29:39,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 117 remaining) [2024-02-07 19:29:39,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 117 remaining) [2024-02-07 19:29:39,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 117 remaining) [2024-02-07 19:29:39,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (92 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 117 remaining) [2024-02-07 19:29:39,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 117 remaining) [2024-02-07 19:29:39,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 117 remaining) [2024-02-07 19:29:39,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 117 remaining) [2024-02-07 19:29:39,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 117 remaining) [2024-02-07 19:29:39,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 117 remaining) [2024-02-07 19:29:39,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 117 remaining) [2024-02-07 19:29:39,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 117 remaining) [2024-02-07 19:29:39,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 117 remaining) [2024-02-07 19:29:39,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 117 remaining) [2024-02-07 19:29:39,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 117 remaining) [2024-02-07 19:29:39,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 117 remaining) [2024-02-07 19:29:39,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 117 remaining) [2024-02-07 19:29:39,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 117 remaining) [2024-02-07 19:29:39,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 117 remaining) [2024-02-07 19:29:39,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 117 remaining) [2024-02-07 19:29:39,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 117 remaining) [2024-02-07 19:29:39,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 117 remaining) [2024-02-07 19:29:39,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 117 remaining) [2024-02-07 19:29:39,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 117 remaining) [2024-02-07 19:29:39,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 117 remaining) [2024-02-07 19:29:39,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 117 remaining) [2024-02-07 19:29:39,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 117 remaining) [2024-02-07 19:29:39,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 117 remaining) [2024-02-07 19:29:39,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 117 remaining) [2024-02-07 19:29:39,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 117 remaining) [2024-02-07 19:29:39,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 117 remaining) [2024-02-07 19:29:39,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 117 remaining) [2024-02-07 19:29:39,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (52 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 117 remaining) [2024-02-07 19:29:39,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 117 remaining) [2024-02-07 19:29:39,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 117 remaining) [2024-02-07 19:29:39,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 117 remaining) [2024-02-07 19:29:39,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 117 remaining) [2024-02-07 19:29:39,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 117 remaining) [2024-02-07 19:29:39,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 117 remaining) [2024-02-07 19:29:39,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (26 of 117 remaining) [2024-02-07 19:29:39,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 117 remaining) [2024-02-07 19:29:39,658 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 117 remaining) [2024-02-07 19:29:39,660 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 117 remaining) [2024-02-07 19:29:39,660 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 117 remaining) [2024-02-07 19:29:39,660 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 117 remaining) [2024-02-07 19:29:39,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 117 remaining) [2024-02-07 19:29:39,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 117 remaining) [2024-02-07 19:29:39,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 117 remaining) [2024-02-07 19:29:39,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 117 remaining) [2024-02-07 19:29:39,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 117 remaining) [2024-02-07 19:29:39,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 117 remaining) [2024-02-07 19:29:39,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 117 remaining) [2024-02-07 19:29:39,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 117 remaining) [2024-02-07 19:29:39,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 117 remaining) [2024-02-07 19:29:39,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:29:39,667 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 19:29:39,672 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:29:39,672 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:29:39,699 INFO L503 ceAbstractionStarter]: Automizer considered 62 witness invariants [2024-02-07 19:29:39,712 INFO L504 ceAbstractionStarter]: WitnessConsidered=62 [2024-02-07 19:29:39,712 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:29:39 BasicIcfg [2024-02-07 19:29:39,712 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:29:39,713 INFO L158 Benchmark]: Toolchain (without parser) took 5667.15ms. Allocated memory was 165.7MB in the beginning and 685.8MB in the end (delta: 520.1MB). Free memory was 84.6MB in the beginning and 246.6MB in the end (delta: -161.9MB). Peak memory consumption was 359.8MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,713 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:39,713 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:39,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.42ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 84.4MB in the beginning and 167.4MB in the end (delta: -83.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.86ms. Allocated memory is still 234.9MB. Free memory was 167.4MB in the beginning and 164.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,714 INFO L158 Benchmark]: Boogie Preprocessor took 72.83ms. Allocated memory is still 234.9MB. Free memory was 164.3MB in the beginning and 161.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,714 INFO L158 Benchmark]: RCFGBuilder took 1030.31ms. Allocated memory is still 234.9MB. Free memory was 160.1MB in the beginning and 145.6MB in the end (delta: 14.5MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,715 INFO L158 Benchmark]: TraceAbstraction took 3833.15ms. Allocated memory was 234.9MB in the beginning and 685.8MB in the end (delta: 450.9MB). Free memory was 145.6MB in the beginning and 246.6MB in the end (delta: -101.0MB). Peak memory consumption was 352.0MB. Max. memory is 16.1GB. [2024-02-07 19:29:39,716 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.42ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 84.4MB in the beginning and 167.4MB in the end (delta: -83.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.86ms. Allocated memory is still 234.9MB. Free memory was 167.4MB in the beginning and 164.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.83ms. Allocated memory is still 234.9MB. Free memory was 164.3MB in the beginning and 161.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1030.31ms. Allocated memory is still 234.9MB. Free memory was 160.1MB in the beginning and 145.6MB in the end (delta: 14.5MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3833.15ms. Allocated memory was 234.9MB in the beginning and 685.8MB in the end (delta: 450.9MB). Free memory was 145.6MB in the beginning and 246.6MB in the end (delta: -101.0MB). Peak memory consumption was 352.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 748]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L721] 0 _Bool x$flush_delayed; [L722] 0 int x$mem_tmp; [L723] 0 _Bool x$r_buff0_thd0; [L724] 0 _Bool x$r_buff0_thd1; [L725] 0 _Bool x$r_buff0_thd2; [L726] 0 _Bool x$r_buff0_thd3; [L727] 0 _Bool x$r_buff1_thd0; [L728] 0 _Bool x$r_buff1_thd1; [L729] 0 _Bool x$r_buff1_thd2; [L730] 0 _Bool x$r_buff1_thd3; [L731] 0 _Bool x$read_delayed; [L732] 0 int *x$read_delayed_var; [L733] 0 int x$w_buff0; [L734] 0 _Bool x$w_buff0_used; [L735] 0 int x$w_buff1; [L736] 0 _Bool x$w_buff1_used; [L738] 0 int y = 0; [L739] 0 _Bool weak$$choice0; [L740] 0 _Bool weak$$choice2; [L829] 0 pthread_t t1828; [L830] FCALL, FORK 0 pthread_create(&t1828, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1828={3:0}, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L744] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]]]] [L744] 1 __unbuffered_p0_EAX = y [L745] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_p0_EAX]],BinaryExpression[COMPLEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[127]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[2]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L747] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L748] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] - UnprovableResult [Line: 744]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 745]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 749]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 792]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 841]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 176 locations, 117 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 0 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 19:29:39,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE