./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe025_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/safe025_rmo.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 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/safe025_rmo.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe025_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-dev-958ec4d-m [2024-02-07 14:52:40,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:52:40,537 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:52:40,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:52:40,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:52:40,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:52:40,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:52:40,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:52:40,576 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:52:40,579 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:52:40,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:52:40,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:52:40,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:52:40,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:52:40,582 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:52:40,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:52:40,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:52:40,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:52:40,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:52:40,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:52:40,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:52:40,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:52:40,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:52:40,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:52:40,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:52:40,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:52:40,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:52:40,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:52:40,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:52:40,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:52:40,586 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:52:40,586 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:52:40,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:52:40,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:52:40,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:52:40,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:52:40,587 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:52:40,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:52:40,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:52:40,588 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:52:40,588 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:52:40,588 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:52:40,588 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:52:40,588 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:52:40,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:52:40,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:52:40,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:52:40,820 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:52:40,821 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:52:40,821 INFO L431 ainManager$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/safe025_rmo.yml/witness.yml [2024-02-07 14:52:40,940 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:52:40,941 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:52:40,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_rmo.i [2024-02-07 14:52:42,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:52:42,324 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:52:42,324 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_rmo.i [2024-02-07 14:52:42,352 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5201d0c/d5238d81bcfc43ac8c441497398aef71/FLAG78ed50423 [2024-02-07 14:52:42,362 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5201d0c/d5238d81bcfc43ac8c441497398aef71 [2024-02-07 14:52:42,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:52:42,364 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:52:42,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:52:42,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:52:42,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:52:42,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:40" (1/2) ... [2024-02-07 14:52:42,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ca2b7b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:52:42, skipping insertion in model container [2024-02-07 14:52:42,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:40" (1/2) ... [2024-02-07 14:52:42,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29e39fdc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:52:42, skipping insertion in model container [2024-02-07 14:52:42,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:52:42" (2/2) ... [2024-02-07 14:52:42,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ca2b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:42, skipping insertion in model container [2024-02-07 14:52:42,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:52:42" (2/2) ... [2024-02-07 14:52:42,374 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:52:42,498 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:52:42,499 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,500 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] 0 <= __unbuffered_cnt [2024-02-07 14:52:42,500 INFO L76 edCorrectnessWitness]: Location invariant before [L867-L867] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,500 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] 1 <= __unbuffered_cnt [2024-02-07 14:52:42,500 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] 0 <= __unbuffered_cnt [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] 1 <= __unbuffered_cnt [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L870-L870] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:52:42,501 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] x$flush_delayed == (_Bool)0 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L875-L875] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L873-L873] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:52:42,502 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:52:42,503 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] x == 1 [2024-02-07 14:52:42,503 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:52:42,503 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,503 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] y == 1 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L862-L862] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] __unbuffered_p2_EAX$read_delayed == (_Bool)1 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] x$flush_delayed == (_Bool)0 [2024-02-07 14:52:42,504 INFO L76 edCorrectnessWitness]: Location invariant before [L874-L874] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] ((((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (x == 2)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && ((__unbuffered_p0_EAX == 0 && (__unbuffered_p2_EAX == 2 || (((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)))) || (((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p2_EAX) && __unbuffered_p0_EAX <= 2) && __unbuffered_p0_EAX <= 127) && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && ((__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 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] 0 <= __unbuffered_cnt [2024-02-07 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] ((((0LL - (long long )weak$$choice2) + (long long )x$w_buff0_used >= 0LL) && ((long long )weak$$choice2 + (long long )x$w_buff0_used >= 0LL)) && ((0LL - (long long )weak$$choice2) - (long long )x$w_buff0_used >= 0LL)) && ((long long )weak$$choice2 - (long long )x$w_buff0_used >= 0LL) [2024-02-07 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:52:42,505 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] 0 <= __unbuffered_cnt [2024-02-07 14:52:42,506 INFO L76 edCorrectnessWitness]: Location invariant before [L829-L829] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:52:42,506 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] ((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) [2024-02-07 14:52:42,507 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] x$w_buff1_used == (_Bool)0 [2024-02-07 14:52:42,507 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] 1 <= __unbuffered_cnt [2024-02-07 14:52:42,507 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$r_buff1_thd1 == (_Bool)0)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,507 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:52:42,507 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] ((((((((0 <= x) && (0 <= *__unbuffered_p2_EAX$read_delayed_var)) && (x <= 2)) && (x <= 127)) && (*__unbuffered_p2_EAX$read_delayed_var <= 2)) && (*__unbuffered_p2_EAX$read_delayed_var <= 127)) && (__unbuffered_p2_EAX$read_delayed_var == & x)) && ((x == 0 || x == 1) || x == 2)) && ((*__unbuffered_p2_EAX$read_delayed_var == 0 || *__unbuffered_p2_EAX$read_delayed_var == 1) || *__unbuffered_p2_EAX$read_delayed_var == 2) [2024-02-07 14:52:42,508 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] x$flush_delayed == (_Bool)0 [2024-02-07 14:52:42,508 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:52:42,508 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:52:42,508 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] x == 2 [2024-02-07 14:52:42,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:52:42,704 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/safe025_rmo.i[988,1001] [2024-02-07 14:52:42,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:52:42,872 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:52:42,906 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/safe025_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 14:52:43,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:52:43,059 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:52:43,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43 WrapperNode [2024-02-07 14:52:43,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:52:43,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:52:43,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:52:43,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:52:43,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,134 INFO L138 Inliner]: procedures = 176, calls = 141, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 224 [2024-02-07 14:52:43,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:52:43,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:52:43,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:52:43,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:52:43,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,154 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,186 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 14:52:43,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:52:43,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:52:43,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:52:43,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:52:43,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (1/1) ... [2024-02-07 14:52:43,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:52:43,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:52:43,266 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 14:52:43,285 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 14:52:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:52:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:52:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:52:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:52:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:52:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:52:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:52:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:52:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:52:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:52:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:52:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:52:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:52:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:52:43,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:52:43,304 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 14:52:43,454 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:52:43,456 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:52:44,028 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:52:44,028 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:52:44,584 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:52:44,585 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:52:44,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:52:44 BoogieIcfgContainer [2024-02-07 14:52:44,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:52:44,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:52:44,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:52:44,589 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:52:44,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:40" (1/4) ... [2024-02-07 14:52:44,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501d8c21 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:52:44, skipping insertion in model container [2024-02-07 14:52:44,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:52:42" (2/4) ... [2024-02-07 14:52:44,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501d8c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:52:44, skipping insertion in model container [2024-02-07 14:52:44,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:43" (3/4) ... [2024-02-07 14:52:44,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501d8c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:52:44, skipping insertion in model container [2024-02-07 14:52:44,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:52:44" (4/4) ... [2024-02-07 14:52:44,592 INFO L112 eAbstractionObserver]: Analyzing ICFG safe025_rmo.i [2024-02-07 14:52:44,606 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:52:44,606 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2024-02-07 14:52:44,606 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:52:44,709 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:52:44,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 99 places, 90 transitions, 192 flow [2024-02-07 14:52:44,766 INFO L124 PetriNetUnfolderBase]: 1/87 cut-off events. [2024-02-07 14:52:44,767 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:52:44,770 INFO L83 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 87 events. 1/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 365 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2024-02-07 14:52:44,770 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 90 transitions, 192 flow [2024-02-07 14:52:44,773 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 87 transitions, 183 flow [2024-02-07 14:52:44,779 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:52:44,784 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;@23ce948a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:52:44,784 INFO L358 AbstractCegarLoop]: Starting to check reachability of 82 error locations. [2024-02-07 14:52:44,786 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:52:44,825 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:52:44,825 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:52:44,826 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:52:44,826 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:52:44,827 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 14:52:44,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:52:44,833 INFO L85 PathProgramCache]: Analyzing trace with hash 41379, now seen corresponding path program 1 times [2024-02-07 14:52:44,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:52:44,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664923560] [2024-02-07 14:52:44,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:52:44,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:52:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:52:45,084 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 14:52:45,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:52:45,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664923560] [2024-02-07 14:52:45,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664923560] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:52:45,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:52:45,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:52:45,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266847484] [2024-02-07 14:52:45,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:52:45,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:52:45,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:52:45,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:52:45,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:52:45,124 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 90 [2024-02-07 14:52:45,126 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 87 transitions, 183 flow. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 14:52:45,126 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:52:45,126 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 90 [2024-02-07 14:52:45,127 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:52:55,002 INFO L124 PetriNetUnfolderBase]: 56738/86617 cut-off events. [2024-02-07 14:52:55,002 INFO L125 PetriNetUnfolderBase]: For 79/79 co-relation queries the response was YES. [2024-02-07 14:52:55,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 165121 conditions, 86617 events. 56738/86617 cut-off events. For 79/79 co-relation queries the response was YES. Maximal size of possible extension queue 4812. Compared 767053 event pairs, 14327 based on Foata normal form. 1350/44200 useless extension candidates. Maximal degree in co-relation 165108. Up to 76716 conditions per place. [2024-02-07 14:52:55,520 INFO L140 encePairwiseOnDemand]: 55/90 looper letters, 75 selfloop transitions, 14 changer transitions 0/103 dead transitions. [2024-02-07 14:52:55,521 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 103 transitions, 399 flow [2024-02-07 14:52:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:52:55,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:52:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 175 transitions. [2024-02-07 14:52:55,534 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6481481481481481 [2024-02-07 14:52:55,540 INFO L175 Difference]: Start difference. First operand has 96 places, 87 transitions, 183 flow. Second operand 3 states and 175 transitions. [2024-02-07 14:52:55,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 103 transitions, 399 flow [2024-02-07 14:52:55,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 103 transitions, 394 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 14:52:55,549 INFO L231 Difference]: Finished difference. Result has 77 places, 80 transitions, 236 flow [2024-02-07 14:52:55,551 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=77, PETRI_TRANSITIONS=80} [2024-02-07 14:52:55,554 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -19 predicate places. [2024-02-07 14:52:55,554 INFO L495 AbstractCegarLoop]: Abstraction has has 77 places, 80 transitions, 236 flow [2024-02-07 14:52:55,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 14:52:55,554 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:52:55,554 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-02-07 14:52:55,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:52:55,555 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 79 more)] === [2024-02-07 14:52:55,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:52:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash 561366993, now seen corresponding path program 1 times [2024-02-07 14:52:55,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:52:55,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098813751] [2024-02-07 14:52:55,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:52:55,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:52:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:52:55,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:52:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:52:55,629 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:52:55,630 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:52:55,631 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 82 remaining) [2024-02-07 14:52:55,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 82 remaining) [2024-02-07 14:52:55,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 82 remaining) [2024-02-07 14:52:55,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 82 remaining) [2024-02-07 14:52:55,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 82 remaining) [2024-02-07 14:52:55,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 82 remaining) [2024-02-07 14:52:55,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 82 remaining) [2024-02-07 14:52:55,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 82 remaining) [2024-02-07 14:52:55,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 82 remaining) [2024-02-07 14:52:55,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 82 remaining) [2024-02-07 14:52:55,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 82 remaining) [2024-02-07 14:52:55,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 82 remaining) [2024-02-07 14:52:55,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 82 remaining) [2024-02-07 14:52:55,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 82 remaining) [2024-02-07 14:52:55,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 82 remaining) [2024-02-07 14:52:55,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 82 remaining) [2024-02-07 14:52:55,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 82 remaining) [2024-02-07 14:52:55,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 82 remaining) [2024-02-07 14:52:55,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 82 remaining) [2024-02-07 14:52:55,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 82 remaining) [2024-02-07 14:52:55,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 82 remaining) [2024-02-07 14:52:55,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 82 remaining) [2024-02-07 14:52:55,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 82 remaining) [2024-02-07 14:52:55,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 82 remaining) [2024-02-07 14:52:55,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 82 remaining) [2024-02-07 14:52:55,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 82 remaining) [2024-02-07 14:52:55,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 82 remaining) [2024-02-07 14:52:55,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 82 remaining) [2024-02-07 14:52:55,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 82 remaining) [2024-02-07 14:52:55,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 82 remaining) [2024-02-07 14:52:55,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 82 remaining) [2024-02-07 14:52:55,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 82 remaining) [2024-02-07 14:52:55,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (33 of 82 remaining) [2024-02-07 14:52:55,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 82 remaining) [2024-02-07 14:52:55,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 82 remaining) [2024-02-07 14:52:55,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 82 remaining) [2024-02-07 14:52:55,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 82 remaining) [2024-02-07 14:52:55,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 82 remaining) [2024-02-07 14:52:55,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 82 remaining) [2024-02-07 14:52:55,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 82 remaining) [2024-02-07 14:52:55,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 82 remaining) [2024-02-07 14:52:55,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 82 remaining) [2024-02-07 14:52:55,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 82 remaining) [2024-02-07 14:52:55,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 82 remaining) [2024-02-07 14:52:55,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 82 remaining) [2024-02-07 14:52:55,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 82 remaining) [2024-02-07 14:52:55,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 82 remaining) [2024-02-07 14:52:55,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:52:55,654 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:52:55,660 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:52:55,661 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:52:55,692 INFO L503 ceAbstractionStarter]: Automizer considered 47 witness invariants [2024-02-07 14:52:55,692 INFO L504 ceAbstractionStarter]: WitnessConsidered=47 [2024-02-07 14:52:55,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:52:55 BasicIcfg [2024-02-07 14:52:55,693 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:52:55,693 INFO L158 Benchmark]: Toolchain (without parser) took 13329.55ms. Allocated memory was 140.5MB in the beginning and 6.1GB in the end (delta: 6.0GB). Free memory was 80.3MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 514.6MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,694 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 140.5MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:52:55,694 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory was 100.6MB in the beginning and 100.5MB in the end (delta: 134.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.29ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 100.6MB in the end (delta: -20.9MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.00ms. Allocated memory is still 140.5MB. Free memory was 100.6MB in the beginning and 96.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,695 INFO L158 Benchmark]: Boogie Preprocessor took 101.08ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 92.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,695 INFO L158 Benchmark]: RCFGBuilder took 1348.93ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 92.2MB in the beginning and 117.6MB in the end (delta: -25.4MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,695 INFO L158 Benchmark]: TraceAbstraction took 11106.52ms. Allocated memory was 192.9MB in the beginning and 6.1GB in the end (delta: 5.9GB). Free memory was 116.6MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 497.2MB. Max. memory is 16.1GB. [2024-02-07 14:52:55,697 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 140.5MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory was 100.6MB in the beginning and 100.5MB in the end (delta: 134.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.29ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 100.6MB in the end (delta: -20.9MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.00ms. Allocated memory is still 140.5MB. Free memory was 100.6MB in the beginning and 96.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.08ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 92.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1348.93ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 92.2MB in the beginning and 117.6MB in the end (delta: -25.4MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * TraceAbstraction took 11106.52ms. Allocated memory was 192.9MB in the beginning and 6.1GB in the end (delta: 5.9GB). Free memory was 116.6MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 497.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 767]: 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_p2_EAX = 0; [L715] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L716] 0 int __unbuffered_p2_EAX$mem_tmp; [L717] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L725] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L726] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L727] 0 int __unbuffered_p2_EAX$w_buff0; [L728] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L729] 0 int __unbuffered_p2_EAX$w_buff1; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L732] 0 int __unbuffered_p2_EBX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; [L743] 0 _Bool x$r_buff1_thd0; [L744] 0 _Bool x$r_buff1_thd1; [L745] 0 _Bool x$r_buff1_thd2; [L746] 0 _Bool x$r_buff1_thd3; [L747] 0 _Bool x$read_delayed; [L748] 0 int *x$read_delayed_var; [L749] 0 int x$w_buff0; [L750] 0 _Bool x$w_buff0_used; [L751] 0 int x$w_buff1; [L752] 0 _Bool x$w_buff1_used; [L754] 0 int y = 0; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L854] 0 pthread_t t2381; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2381={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$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={3:0}, y=0] [L855] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[weak$$choice2]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L855] FCALL, FORK 0 pthread_create(&t2381, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2381={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L761] 1 y = 1 [L762] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$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={3:0}, y=1] [L766] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L767] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$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={3:0}, y=1] - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: 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: 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: 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: 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: 823]: 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: 826]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 829]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: 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: 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: 839]: 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: 855]: 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: 862]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 863]: 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: 869]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 870]: 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: 874]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 875]: 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: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 888]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 889]: 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: 859]: 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: 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: 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, 148 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: 10.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 0 mSDtfsCounter, 103 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=236occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 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 14:52:55,731 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