./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.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/rfi006_power.oepc.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/rfi006_power.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/rfi006_power.oepc.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 19:29:11,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:11,718 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:11,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:11,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:11,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:11,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:11,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:11,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:11,748 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:11,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:11,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:11,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:11,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:11,750 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:11,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:11,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:11,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:11,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:11,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:11,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:11,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:11,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:11,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:11,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:11,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:11,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:11,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:11,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:11,754 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:11,755 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:11,755 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:11,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:11,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:11,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:11,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:11,756 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:11,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:11,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:11,757 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:11,757 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:11,757 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:11,757 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:11,757 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:12,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:12,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:12,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:12,051 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:12,052 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:12,052 INFO L431 ainManager$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/rfi006_power.oepc.yml/witness.yml [2024-02-07 19:29:12,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:12,173 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:12,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2024-02-07 19:29:13,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:13,474 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:13,475 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2024-02-07 19:29:13,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f6f55aa/d562d443bb7b432eb163c72c990fef61/FLAG0567e9145 [2024-02-07 19:29:13,500 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f6f55aa/d562d443bb7b432eb163c72c990fef61 [2024-02-07 19:29:13,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:13,501 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:13,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:13,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:13,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:13,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:12" (1/2) ... [2024-02-07 19:29:13,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5988e26b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:13, skipping insertion in model container [2024-02-07 19:29:13,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:12" (1/2) ... [2024-02-07 19:29:13,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d24108a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:13, skipping insertion in model container [2024-02-07 19:29:13,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:13" (2/2) ... [2024-02-07 19:29:13,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5988e26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:13, skipping insertion in model container [2024-02-07 19:29:13,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:13" (2/2) ... [2024-02-07 19:29:13,511 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:13,612 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:13,614 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] 0 <= __unbuffered_cnt [2024-02-07 19:29:13,614 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] 0 <= __unbuffered_cnt [2024-02-07 19:29:13,614 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:13,614 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:13,614 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] ((((((0 <= x) && (0 <= *__unbuffered_p0_EAX$read_delayed_var)) && (x <= 1)) && (*__unbuffered_p0_EAX$read_delayed_var <= 1)) && (__unbuffered_p0_EAX$read_delayed_var == & x)) && (x == 0 || x == 1)) && (*__unbuffered_p0_EAX$read_delayed_var == 0 || *__unbuffered_p0_EAX$read_delayed_var == 1) [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] x$w_buff1_used == (_Bool)0 [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] x$r_buff1_thd1 == (_Bool)0 [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] 1 <= __unbuffered_cnt [2024-02-07 19:29:13,615 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] x$flush_delayed == (_Bool)0 [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] 0 <= __unbuffered_cnt [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] (((0 <= x) && (x <= 1)) && (x$r_buff1_thd2 == (_Bool)0)) && (x == 0 || x == 1) [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] 0 <= __unbuffered_cnt [2024-02-07 19:29:13,616 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] x$w_buff1_used == (_Bool)0 [2024-02-07 19:29:13,617 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] y == 2 [2024-02-07 19:29:13,617 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] ((((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 1)) && (y == 2)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && ((__unbuffered_p0_EAX == 1 && (__unbuffered_p1_EAX == 2 || (((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 2) && __unbuffered_p1_EAX <= 127) && ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) || __unbuffered_p1_EAX == 2)))) || ((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p1_EAX) && __unbuffered_p0_EAX <= 1) && __unbuffered_p1_EAX <= 2) && __unbuffered_p1_EAX <= 127) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) || __unbuffered_p1_EAX == 2))) [2024-02-07 19:29:13,617 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] x == 1 [2024-02-07 19:29:13,617 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] __unbuffered_p0_EAX$read_delayed == (_Bool)1 [2024-02-07 19:29:13,617 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] x$flush_delayed == (_Bool)0 [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L864-L864] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] 1 <= __unbuffered_cnt [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 2)) && (__unbuffered_p1_EAX <= 127)) && ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) || __unbuffered_p1_EAX == 2) [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] ((((0LL - (long long )x$w_buff0_used) + (long long )x$w_buff1_used >= 0LL) && ((long long )x$w_buff0_used + (long long )x$w_buff1_used >= 0LL)) && ((0LL - (long long )x$w_buff0_used) - (long long )x$w_buff1_used >= 0LL)) && ((long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] y == 1 [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 1 <= __unbuffered_cnt [2024-02-07 19:29:13,618 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L870-L870] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] x$w_buff1_used == (_Bool)0 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] x$w_buff1_used == (_Bool)0 [2024-02-07 19:29:13,619 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 19:29:13,620 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:13,621 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] ((0 <= x$mem_tmp) && (x$mem_tmp <= 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1) [2024-02-07 19:29:13,663 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:13,779 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/rfi006_power.oepc.i[994,1007] [2024-02-07 19:29:13,970 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:13,987 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:14,016 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/rfi006_power.oepc.i[994,1007] 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 19:29:14,118 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:14,156 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:14,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14 WrapperNode [2024-02-07 19:29:14,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:14,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:14,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:14,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:14,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,202 INFO L138 Inliner]: procedures = 176, calls = 104, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 147 [2024-02-07 19:29:14,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:14,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:14,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:14,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:14,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,222 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,310 INFO L175 MemorySlicer]: Split 55 memory accesses to 5 slices as follows [2, 1, 1, 1, 50]. 91 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 0, 1]. The 10 writes are split as follows [0, 1, 1, 1, 7]. [2024-02-07 19:29:14,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:14,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:14,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:14,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:14,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (1/1) ... [2024-02-07 19:29:14,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:14,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:14,390 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 19:29:14,424 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 19:29:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:29:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:29:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:29:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:14,442 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 19:29:14,607 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:14,609 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:15,097 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:15,098 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:15,632 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:15,632 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:15,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:15 BoogieIcfgContainer [2024-02-07 19:29:15,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:15,636 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:15,636 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:15,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:15,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:12" (1/4) ... [2024-02-07 19:29:15,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3397d562 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:15, skipping insertion in model container [2024-02-07 19:29:15,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:13" (2/4) ... [2024-02-07 19:29:15,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3397d562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:15, skipping insertion in model container [2024-02-07 19:29:15,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:14" (3/4) ... [2024-02-07 19:29:15,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3397d562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:15, skipping insertion in model container [2024-02-07 19:29:15,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:15" (4/4) ... [2024-02-07 19:29:15,643 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2024-02-07 19:29:15,658 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:15,659 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2024-02-07 19:29:15,659 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:15,794 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:15,818 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 81 transitions, 174 flow [2024-02-07 19:29:15,855 INFO L124 PetriNetUnfolderBase]: 1/78 cut-off events. [2024-02-07 19:29:15,855 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:15,860 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 78 events. 1/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 299 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2024-02-07 19:29:15,860 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 81 transitions, 174 flow [2024-02-07 19:29:15,863 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 78 transitions, 165 flow [2024-02-07 19:29:15,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:15,874 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;@1743992, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:15,874 INFO L358 AbstractCegarLoop]: Starting to check reachability of 73 error locations. [2024-02-07 19:29:15,876 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:15,877 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:29:15,877 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:15,877 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:15,877 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:29:15,878 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 70 more)] === [2024-02-07 19:29:15,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:15,882 INFO L85 PathProgramCache]: Analyzing trace with hash 33426, now seen corresponding path program 1 times [2024-02-07 19:29:15,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:15,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834006019] [2024-02-07 19:29:15,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:15,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:16,131 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 19:29:16,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:16,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834006019] [2024-02-07 19:29:16,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834006019] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:16,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:16,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:16,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073241598] [2024-02-07 19:29:16,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:16,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:16,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:16,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:16,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:16,164 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 81 [2024-02-07 19:29:16,166 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 78 transitions, 165 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 19:29:16,166 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:16,166 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 81 [2024-02-07 19:29:16,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:21,047 INFO L124 PetriNetUnfolderBase]: 24321/39278 cut-off events. [2024-02-07 19:29:21,048 INFO L125 PetriNetUnfolderBase]: For 112/112 co-relation queries the response was YES. [2024-02-07 19:29:21,124 INFO L83 FinitePrefix]: Finished finitePrefix Result has 73368 conditions, 39278 events. 24321/39278 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 2073. Compared 336658 event pairs, 24321 based on Foata normal form. 840/23647 useless extension candidates. Maximal degree in co-relation 73355. Up to 33823 conditions per place. [2024-02-07 19:29:21,350 INFO L140 encePairwiseOnDemand]: 58/81 looper letters, 42 selfloop transitions, 1 changer transitions 0/56 dead transitions. [2024-02-07 19:29:21,350 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 56 transitions, 207 flow [2024-02-07 19:29:21,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 113 transitions. [2024-02-07 19:29:21,363 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46502057613168724 [2024-02-07 19:29:21,365 INFO L175 Difference]: Start difference. First operand has 87 places, 78 transitions, 165 flow. Second operand 3 states and 113 transitions. [2024-02-07 19:29:21,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 56 transitions, 207 flow [2024-02-07 19:29:21,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 56 transitions, 204 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:29:21,373 INFO L231 Difference]: Finished difference. Result has 65 places, 56 transitions, 120 flow [2024-02-07 19:29:21,375 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=81, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=65, PETRI_TRANSITIONS=56} [2024-02-07 19:29:21,378 INFO L281 CegarLoopForPetriNet]: 87 programPoint places, -22 predicate places. [2024-02-07 19:29:21,378 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 56 transitions, 120 flow [2024-02-07 19:29:21,379 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 19:29:21,379 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:21,379 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:21,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:29:21,380 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 70 more)] === [2024-02-07 19:29:21,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:21,381 INFO L85 PathProgramCache]: Analyzing trace with hash 996930250, now seen corresponding path program 1 times [2024-02-07 19:29:21,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:21,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533641764] [2024-02-07 19:29:21,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:21,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:21,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:29:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:21,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:29:21,464 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:29:21,466 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 73 remaining) [2024-02-07 19:29:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 73 remaining) [2024-02-07 19:29:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 73 remaining) [2024-02-07 19:29:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 73 remaining) [2024-02-07 19:29:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 73 remaining) [2024-02-07 19:29:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 73 remaining) [2024-02-07 19:29:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 73 remaining) [2024-02-07 19:29:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 73 remaining) [2024-02-07 19:29:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 73 remaining) [2024-02-07 19:29:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 73 remaining) [2024-02-07 19:29:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 73 remaining) [2024-02-07 19:29:21,471 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 73 remaining) [2024-02-07 19:29:21,471 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 73 remaining) [2024-02-07 19:29:21,471 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 73 remaining) [2024-02-07 19:29:21,471 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 73 remaining) [2024-02-07 19:29:21,472 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 73 remaining) [2024-02-07 19:29:21,472 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 73 remaining) [2024-02-07 19:29:21,472 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 73 remaining) [2024-02-07 19:29:21,472 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 73 remaining) [2024-02-07 19:29:21,472 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 73 remaining) [2024-02-07 19:29:21,473 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 73 remaining) [2024-02-07 19:29:21,474 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 73 remaining) [2024-02-07 19:29:21,476 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 73 remaining) [2024-02-07 19:29:21,476 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 73 remaining) [2024-02-07 19:29:21,476 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 73 remaining) [2024-02-07 19:29:21,476 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 73 remaining) [2024-02-07 19:29:21,477 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 73 remaining) [2024-02-07 19:29:21,477 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 73 remaining) [2024-02-07 19:29:21,477 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 73 remaining) [2024-02-07 19:29:21,477 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 73 remaining) [2024-02-07 19:29:21,477 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 73 remaining) [2024-02-07 19:29:21,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 73 remaining) [2024-02-07 19:29:21,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 73 remaining) [2024-02-07 19:29:21,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 73 remaining) [2024-02-07 19:29:21,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 73 remaining) [2024-02-07 19:29:21,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 73 remaining) [2024-02-07 19:29:21,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 73 remaining) [2024-02-07 19:29:21,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 73 remaining) [2024-02-07 19:29:21,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 73 remaining) [2024-02-07 19:29:21,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 73 remaining) [2024-02-07 19:29:21,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 73 remaining) [2024-02-07 19:29:21,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (31 of 73 remaining) [2024-02-07 19:29:21,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 73 remaining) [2024-02-07 19:29:21,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 73 remaining) [2024-02-07 19:29:21,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 73 remaining) [2024-02-07 19:29:21,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 73 remaining) [2024-02-07 19:29:21,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 73 remaining) [2024-02-07 19:29:21,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 73 remaining) [2024-02-07 19:29:21,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 73 remaining) [2024-02-07 19:29:21,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 73 remaining) [2024-02-07 19:29:21,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 73 remaining) [2024-02-07 19:29:21,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 73 remaining) [2024-02-07 19:29:21,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 73 remaining) [2024-02-07 19:29:21,486 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 73 remaining) [2024-02-07 19:29:21,487 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 73 remaining) [2024-02-07 19:29:21,487 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 73 remaining) [2024-02-07 19:29:21,487 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 73 remaining) [2024-02-07 19:29:21,487 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 73 remaining) [2024-02-07 19:29:21,487 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 73 remaining) [2024-02-07 19:29:21,488 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 73 remaining) [2024-02-07 19:29:21,489 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 73 remaining) [2024-02-07 19:29:21,490 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 73 remaining) [2024-02-07 19:29:21,490 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 73 remaining) [2024-02-07 19:29:21,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:29:21,490 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 19:29:21,497 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:29:21,498 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:29:21,536 INFO L503 ceAbstractionStarter]: Automizer considered 40 witness invariants [2024-02-07 19:29:21,537 INFO L504 ceAbstractionStarter]: WitnessConsidered=40 [2024-02-07 19:29:21,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:29:21 BasicIcfg [2024-02-07 19:29:21,538 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:29:21,539 INFO L158 Benchmark]: Toolchain (without parser) took 8037.68ms. Allocated memory was 205.5MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 168.5MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 306.9MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,539 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:21,539 INFO L158 Benchmark]: CDTParser took 0.06ms. Allocated memory is still 123.7MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:21,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.72ms. Allocated memory is still 205.5MB. Free memory was 168.5MB in the beginning and 123.4MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.76ms. Allocated memory is still 205.5MB. Free memory was 123.4MB in the beginning and 120.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,540 INFO L158 Benchmark]: Boogie Preprocessor took 149.99ms. Allocated memory is still 205.5MB. Free memory was 120.3MB in the beginning and 168.8MB in the end (delta: -48.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,543 INFO L158 Benchmark]: RCFGBuilder took 1274.01ms. Allocated memory was 205.5MB in the beginning and 295.7MB in the end (delta: 90.2MB). Free memory was 168.8MB in the beginning and 244.9MB in the end (delta: -76.1MB). Peak memory consumption was 125.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,543 INFO L158 Benchmark]: TraceAbstraction took 5902.43ms. Allocated memory was 295.7MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 244.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 293.1MB. Max. memory is 16.1GB. [2024-02-07 19:29:21,545 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 0.09ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.06ms. Allocated memory is still 123.7MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.72ms. Allocated memory is still 205.5MB. Free memory was 168.5MB in the beginning and 123.4MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.76ms. Allocated memory is still 205.5MB. Free memory was 123.4MB in the beginning and 120.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.99ms. Allocated memory is still 205.5MB. Free memory was 120.3MB in the beginning and 168.8MB in the end (delta: -48.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1274.01ms. Allocated memory was 205.5MB in the beginning and 295.7MB in the end (delta: 90.2MB). Free memory was 168.8MB in the beginning and 244.9MB in the end (delta: -76.1MB). Peak memory consumption was 125.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5902.43ms. Allocated memory was 295.7MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 244.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 293.1MB. 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$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; [L732] 0 int __unbuffered_p1_EBX = 0; [L733] 0 _Bool main$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$$choice2; [L848] 0 pthread_t t1681; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1681={5:0}, weak$$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] [L849] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L849] FCALL, FORK 0 pthread_create(&t1681, ((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_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1681={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L761] 1 weak$$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_p1_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=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: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: 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: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: 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: 796]: 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: 800]: 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: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: 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: 828]: 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: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: 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: 849]: 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: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: 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: 863]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 864]: 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: 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: 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: 849]: 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: 851]: 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. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 135 locations, 73 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: 5.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 0 mSDtfsCounter, 44 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=165occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 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 19:29:21,605 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