./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe000_rmo.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/safe000_rmo.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/safe000_rmo.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe000_rmo.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 19:29:26,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:26,072 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:26,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:26,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:26,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:26,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:26,090 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:26,090 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:26,091 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:26,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:26,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:26,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:26,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:26,092 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:26,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:26,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:26,093 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:26,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:26,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:26,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:26,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:26,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:26,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:26,095 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:26,096 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:26,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:26,096 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:26,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:26,097 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:26,097 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:26,097 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:26,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:26,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:26,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:26,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:26,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:26,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:26,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:26,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:26,099 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:26,100 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:26,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:26,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:26,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:26,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:26,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:26,321 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:26,321 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:26,322 INFO L431 ainManager$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/safe000_rmo.yml/witness.yml [2024-02-07 19:29:26,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:26,570 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:26,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2024-02-07 19:29:27,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:27,776 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:27,777 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2024-02-07 19:29:27,787 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb4d427e/e44086d39650468081c89c192517fd79/FLAG41575acc5 [2024-02-07 19:29:27,797 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb4d427e/e44086d39650468081c89c192517fd79 [2024-02-07 19:29:27,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:27,798 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:27,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:27,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:27,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:27,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:26" (1/2) ... [2024-02-07 19:29:27,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9f4c09 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:27, skipping insertion in model container [2024-02-07 19:29:27,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:26" (1/2) ... [2024-02-07 19:29:27,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7677851e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:27, skipping insertion in model container [2024-02-07 19:29:27,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:27" (2/2) ... [2024-02-07 19:29:27,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9f4c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:27, skipping insertion in model container [2024-02-07 19:29:27,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:27" (2/2) ... [2024-02-07 19:29:27,806 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:27,935 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:27,936 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] y$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] y == 1 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L865-L865] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] y$r_buff1_thd1 == (_Bool)0 [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] 0 <= __unbuffered_cnt [2024-02-07 19:29:27,937 INFO L76 edCorrectnessWitness]: Location invariant before [L873-L873] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] y == 2 [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] 0 <= __unbuffered_cnt [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] 1 <= __unbuffered_cnt [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L871-L871] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:27,938 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] ((((0LL - (long long )weak$$choice2) + (long long )y$w_buff0_used >= 0LL) && ((long long )weak$$choice2 + (long long )y$w_buff0_used >= 0LL)) && ((0LL - (long long )weak$$choice2) - (long long )y$w_buff0_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff0_used >= 0LL) [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:27,939 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:27,940 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] __unbuffered_p0_EAX$read_delayed == (_Bool)1 [2024-02-07 19:29:27,940 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,940 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:27,940 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L872-L872] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] 1 <= __unbuffered_cnt [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] 0 <= __unbuffered_cnt [2024-02-07 19:29:27,941 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] (((((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 2)) && (__unbuffered_p2_EAX <= 127)) && (y == 2)) && ((__unbuffered_p0_EAX == 2 && (__unbuffered_p1_EAX == 1 || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) || (((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p1_EAX) && __unbuffered_p0_EAX <= 2) && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2) [2024-02-07 19:29:27,942 INFO L76 edCorrectnessWitness]: Location invariant before [L867-L867] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,942 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:27,942 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] y$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:27,942 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:27,942 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:27,943 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,943 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] x == 1 [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] 0 <= __unbuffered_cnt [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] 1 <= __unbuffered_cnt [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$r_buff1_thd3 == (_Bool)0)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:27,944 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:27,945 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:29:27,945 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:27,945 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] ((((((((0 <= y) && (0 <= *__unbuffered_p0_EAX$read_delayed_var)) && (y <= 2)) && (y <= 127)) && (*__unbuffered_p0_EAX$read_delayed_var <= 2)) && (*__unbuffered_p0_EAX$read_delayed_var <= 127)) && (__unbuffered_p0_EAX$read_delayed_var == & y)) && ((y == 0 || y == 1) || y == 2)) && ((*__unbuffered_p0_EAX$read_delayed_var == 0 || *__unbuffered_p0_EAX$read_delayed_var == 1) || *__unbuffered_p0_EAX$read_delayed_var == 2) [2024-02-07 19:29:27,986 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:28,134 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/safe000_rmo.i[988,1001] [2024-02-07 19:29:28,284 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:28,306 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:28,344 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/safe000_rmo.i[988,1001] 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 19:29:28,429 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:28,480 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:28,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28 WrapperNode [2024-02-07 19:29:28,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:28,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:28,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:28,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:28,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,598 INFO L138 Inliner]: procedures = 176, calls = 139, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 224 [2024-02-07 19:29:28,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:28,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:28,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:28,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:28,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,635 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,650 INFO L175 MemorySlicer]: Split 90 memory accesses to 5 slices as follows [2, 1, 1, 1, 85]. 94 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 0, 1]. The 14 writes are split as follows [0, 1, 1, 1, 11]. [2024-02-07 19:29:28,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:28,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:28,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:28,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:28,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (1/1) ... [2024-02-07 19:29:28,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:28,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:28,729 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 19:29:28,752 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 19:29:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:29:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:29:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:29:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:29:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:28,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:28,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:29:28,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:29:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:28,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:28,793 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 19:29:28,924 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:28,926 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:29,520 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:29,520 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:30,030 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:30,044 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:30,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:30 BoogieIcfgContainer [2024-02-07 19:29:30,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:30,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:30,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:30,049 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:30,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:26" (1/4) ... [2024-02-07 19:29:30,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78443b5a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:30, skipping insertion in model container [2024-02-07 19:29:30,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:27" (2/4) ... [2024-02-07 19:29:30,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78443b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:30, skipping insertion in model container [2024-02-07 19:29:30,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:28" (3/4) ... [2024-02-07 19:29:30,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78443b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:30, skipping insertion in model container [2024-02-07 19:29:30,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:30" (4/4) ... [2024-02-07 19:29:30,051 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_rmo.i [2024-02-07 19:29:30,065 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:30,084 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2024-02-07 19:29:30,084 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:30,237 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:30,261 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 89 transitions, 190 flow [2024-02-07 19:29:30,298 INFO L124 PetriNetUnfolderBase]: 1/86 cut-off events. [2024-02-07 19:29:30,299 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:30,303 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 86 events. 1/86 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 364 event pairs, 0 based on Foata normal form. 0/37 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2024-02-07 19:29:30,303 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 89 transitions, 190 flow [2024-02-07 19:29:30,306 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 86 transitions, 181 flow [2024-02-07 19:29:30,313 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:30,318 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;@32d90adb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:30,318 INFO L358 AbstractCegarLoop]: Starting to check reachability of 82 error locations. [2024-02-07 19:29:30,321 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:30,321 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:29:30,321 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:30,321 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:30,322 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:29:30,322 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 79 more)] === [2024-02-07 19:29:30,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:30,374 INFO L85 PathProgramCache]: Analyzing trace with hash 41682, now seen corresponding path program 1 times [2024-02-07 19:29:30,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:30,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444164001] [2024-02-07 19:29:30,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:30,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:30,778 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 19:29:30,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:30,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444164001] [2024-02-07 19:29:30,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444164001] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:30,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:30,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:30,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380622300] [2024-02-07 19:29:30,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:30,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:30,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:30,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:30,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:30,814 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 89 [2024-02-07 19:29:30,816 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 86 transitions, 181 flow. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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 19:29:30,816 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:30,816 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 89 [2024-02-07 19:29:30,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:41,910 INFO L124 PetriNetUnfolderBase]: 60589/92652 cut-off events. [2024-02-07 19:29:41,911 INFO L125 PetriNetUnfolderBase]: For 102/102 co-relation queries the response was YES. [2024-02-07 19:29:42,132 INFO L83 FinitePrefix]: Finished finitePrefix Result has 176390 conditions, 92652 events. 60589/92652 cut-off events. For 102/102 co-relation queries the response was YES. Maximal size of possible extension queue 5213. Compared 819482 event pairs, 17373 based on Foata normal form. 1320/46401 useless extension candidates. Maximal degree in co-relation 176377. Up to 82403 conditions per place. [2024-02-07 19:29:42,603 INFO L140 encePairwiseOnDemand]: 54/89 looper letters, 75 selfloop transitions, 14 changer transitions 0/102 dead transitions. [2024-02-07 19:29:42,603 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 102 transitions, 397 flow [2024-02-07 19:29:42,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 171 transitions. [2024-02-07 19:29:42,617 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6404494382022472 [2024-02-07 19:29:42,623 INFO L175 Difference]: Start difference. First operand has 95 places, 86 transitions, 181 flow. Second operand 3 states and 171 transitions. [2024-02-07 19:29:42,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 102 transitions, 397 flow [2024-02-07 19:29:42,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 102 transitions, 392 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:29:42,633 INFO L231 Difference]: Finished difference. Result has 76 places, 79 transitions, 234 flow [2024-02-07 19:29:42,635 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=76, PETRI_TRANSITIONS=79} [2024-02-07 19:29:42,639 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -19 predicate places. [2024-02-07 19:29:42,639 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 79 transitions, 234 flow [2024-02-07 19:29:42,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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 19:29:42,640 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:42,640 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:42,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:29:42,641 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 79 more)] === [2024-02-07 19:29:42,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:42,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1243133957, now seen corresponding path program 1 times [2024-02-07 19:29:42,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:42,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757758414] [2024-02-07 19:29:42,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:42,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:42,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:29:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:42,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:29:42,716 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:29:42,722 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 82 remaining) [2024-02-07 19:29:42,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 82 remaining) [2024-02-07 19:29:42,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 82 remaining) [2024-02-07 19:29:42,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 82 remaining) [2024-02-07 19:29:42,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 82 remaining) [2024-02-07 19:29:42,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 82 remaining) [2024-02-07 19:29:42,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 82 remaining) [2024-02-07 19:29:42,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 82 remaining) [2024-02-07 19:29:42,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 82 remaining) [2024-02-07 19:29:42,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 82 remaining) [2024-02-07 19:29:42,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 82 remaining) [2024-02-07 19:29:42,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 82 remaining) [2024-02-07 19:29:42,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 82 remaining) [2024-02-07 19:29:42,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 82 remaining) [2024-02-07 19:29:42,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 82 remaining) [2024-02-07 19:29:42,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 82 remaining) [2024-02-07 19:29:42,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 82 remaining) [2024-02-07 19:29:42,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 82 remaining) [2024-02-07 19:29:42,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 82 remaining) [2024-02-07 19:29:42,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 82 remaining) [2024-02-07 19:29:42,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 82 remaining) [2024-02-07 19:29:42,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 82 remaining) [2024-02-07 19:29:42,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 82 remaining) [2024-02-07 19:29:42,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 82 remaining) [2024-02-07 19:29:42,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 82 remaining) [2024-02-07 19:29:42,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 82 remaining) [2024-02-07 19:29:42,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 82 remaining) [2024-02-07 19:29:42,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 82 remaining) [2024-02-07 19:29:42,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (33 of 82 remaining) [2024-02-07 19:29:42,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 82 remaining) [2024-02-07 19:29:42,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 82 remaining) [2024-02-07 19:29:42,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 82 remaining) [2024-02-07 19:29:42,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 82 remaining) [2024-02-07 19:29:42,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 82 remaining) [2024-02-07 19:29:42,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 82 remaining) [2024-02-07 19:29:42,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 82 remaining) [2024-02-07 19:29:42,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 82 remaining) [2024-02-07 19:29:42,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 82 remaining) [2024-02-07 19:29:42,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 82 remaining) [2024-02-07 19:29:42,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 82 remaining) [2024-02-07 19:29:42,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 82 remaining) [2024-02-07 19:29:42,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 82 remaining) [2024-02-07 19:29:42,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 82 remaining) [2024-02-07 19:29:42,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 82 remaining) [2024-02-07 19:29:42,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 82 remaining) [2024-02-07 19:29:42,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 82 remaining) [2024-02-07 19:29:42,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:29:42,745 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 19:29:42,752 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:29:42,752 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:29:42,793 INFO L503 ceAbstractionStarter]: Automizer considered 47 witness invariants [2024-02-07 19:29:42,793 INFO L504 ceAbstractionStarter]: WitnessConsidered=47 [2024-02-07 19:29:42,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:29:42 BasicIcfg [2024-02-07 19:29:42,794 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:29:42,794 INFO L158 Benchmark]: Toolchain (without parser) took 14996.13ms. Allocated memory was 174.1MB in the beginning and 8.4GB in the end (delta: 8.2GB). Free memory was 144.1MB in the beginning and 7.7GB in the end (delta: -7.6GB). Peak memory consumption was 601.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,795 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:42,795 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:42,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.62ms. Allocated memory is still 174.1MB. Free memory was 144.1MB in the beginning and 92.6MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.47ms. Allocated memory is still 174.1MB. Free memory was 92.6MB in the beginning and 89.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,798 INFO L158 Benchmark]: Boogie Preprocessor took 61.55ms. Allocated memory is still 174.1MB. Free memory was 89.5MB in the beginning and 84.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,798 INFO L158 Benchmark]: RCFGBuilder took 1375.23ms. Allocated memory is still 174.1MB. Free memory was 84.3MB in the beginning and 75.4MB in the end (delta: 8.9MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,798 INFO L158 Benchmark]: TraceAbstraction took 12747.72ms. Allocated memory was 174.1MB in the beginning and 8.4GB in the end (delta: 8.2GB). Free memory was 74.4MB in the beginning and 7.7GB in the end (delta: -7.6GB). Peak memory consumption was 533.6MB. Max. memory is 16.1GB. [2024-02-07 19:29:42,800 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.62ms. Allocated memory is still 174.1MB. Free memory was 144.1MB in the beginning and 92.6MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.47ms. Allocated memory is still 174.1MB. Free memory was 92.6MB in the beginning and 89.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.55ms. Allocated memory is still 174.1MB. Free memory was 89.5MB in the beginning and 84.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1375.23ms. Allocated memory is still 174.1MB. Free memory was 84.3MB in the beginning and 75.4MB in the end (delta: 8.9MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * TraceAbstraction took 12747.72ms. Allocated memory was 174.1MB in the beginning and 8.4GB in the end (delta: 8.2GB). Free memory was 74.4MB in the beginning and 7.7GB in the end (delta: -7.6GB). Peak memory consumption was 533.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 762]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; [L732] 0 int __unbuffered_p2_EAX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L738] 0 int y = 0; [L738] 0 int y = 0; [L739] 0 _Bool y$flush_delayed; [L740] 0 int y$mem_tmp; [L741] 0 _Bool y$r_buff0_thd0; [L742] 0 _Bool y$r_buff0_thd1; [L743] 0 _Bool y$r_buff0_thd2; [L744] 0 _Bool y$r_buff0_thd3; [L745] 0 _Bool y$r_buff1_thd0; [L746] 0 _Bool y$r_buff1_thd1; [L747] 0 _Bool y$r_buff1_thd2; [L748] 0 _Bool y$r_buff1_thd3; [L749] 0 _Bool y$read_delayed; [L750] 0 int *y$read_delayed_var; [L751] 0 int y$w_buff0; [L752] 0 _Bool y$w_buff0_used; [L753] 0 int y$w_buff1; [L754] 0 _Bool y$w_buff1_used; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L852] 0 pthread_t t1789; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1789={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] [L853] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L853] FCALL, FORK 0 pthread_create(&t1789, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1789={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 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$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: 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: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 784]: 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: 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: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: 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: 804]: 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: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: 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: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 865]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 867]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 871]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 873]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: 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: 857]: 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: 853]: 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: 855]: 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, 146 locations, 82 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: 12.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 1 mSDtfsCounter, 104 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=234occurred in iteration=1, 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, 0.2s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 19:29:42,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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