./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.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/mix047_power.oepc_pso.oepc_rmo.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/mix047_power.oepc_pso.oepc_rmo.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix047_power.oepc_pso.oepc_rmo.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 19:28:11,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:28:11,099 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:28:11,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:28:11,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:28:11,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:28:11,125 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:28:11,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:28:11,126 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:28:11,129 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:28:11,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:28:11,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:28:11,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:28:11,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:28:11,130 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:28:11,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:28:11,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:28:11,131 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:28:11,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:28:11,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:28:11,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:28:11,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:28:11,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:28:11,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:28:11,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:28:11,133 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:28:11,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:28:11,133 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:28:11,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:28:11,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:28:11,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:28:11,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:28:11,135 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:28:11,135 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:28:11,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:28:11,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:28:11,136 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:28:11,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:28:11,136 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:28:11,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:28:11,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:28:11,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:28:11,306 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:28:11,306 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:28:11,307 INFO L431 ainManager$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/mix047_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml [2024-02-07 19:28:11,447 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:28:11,451 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:28:11,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:28:12,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:28:12,803 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:28:12,804 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:28:12,815 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db4ea1fd/d17a6c48b43f4f34b7363b5c0e00537c/FLAG891a11827 [2024-02-07 19:28:12,827 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db4ea1fd/d17a6c48b43f4f34b7363b5c0e00537c [2024-02-07 19:28:12,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:28:12,829 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:28:12,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:28:12,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:28:12,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:28:12,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:28:11" (1/2) ... [2024-02-07 19:28:12,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c9fb80 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:28:12, skipping insertion in model container [2024-02-07 19:28:12,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:28:11" (1/2) ... [2024-02-07 19:28:12,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72165a53 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:28:12, skipping insertion in model container [2024-02-07 19:28:12,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:28:12" (2/2) ... [2024-02-07 19:28:12,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c9fb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:12, skipping insertion in model container [2024-02-07 19:28:12,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:28:12" (2/2) ... [2024-02-07 19:28:12,839 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:28:13,000 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:28:13,001 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] b$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:28:13,001 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,001 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] y == 1 [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] 1 <= __unbuffered_cnt [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] b$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] z == 1 [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] z == 2 [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,002 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (x == 2)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((y == 2 && ((z == 2 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((0 <= __unbuffered_p3_EAX && 0 <= z) && __unbuffered_p3_EAX <= 1) && z <= 2) && z <= 127) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)) && ((z == 0 || z == 1) || z == 2)))) || ((((((((((0 <= __unbuffered_p3_EAX && 0 <= y) && 0 <= z) && __unbuffered_p3_EAX <= 1) && y <= 2) && y <= 127) && z <= 2) && z <= 127) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)) && ((y == 0 || y == 1) || y == 2)) && ((z == 0 || z == 1) || z == 2))) [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] 0 <= __unbuffered_cnt [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] x == 1 [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] b$flush_delayed == (_Bool)0 [2024-02-07 19:28:13,003 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,004 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1 [2024-02-07 19:28:13,004 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,004 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:28:13,004 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:28:13,004 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] 1 <= __unbuffered_cnt [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] y == 2 [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] (((0 <= b) && (b <= 1)) && (b$r_buff1_thd4 == (_Bool)0)) && (b == 0 || b == 1) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] (b$r_buff0_thd2 == (_Bool)0) && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] (b$r_buff1_thd4 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] 0 <= __unbuffered_cnt [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (b$r_buff1_thd0 == (_Bool)0) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] (b$w_buff1_used == (_Bool)1 && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:28:13,005 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] b$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:28:13,006 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] 0 <= __unbuffered_cnt [2024-02-07 19:28:13,006 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:28:13,006 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] 1 <= __unbuffered_cnt [2024-02-07 19:28:13,006 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,007 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] (b$r_buff0_thd4 == (_Bool)0) && (b$r_buff1_thd3 == (_Bool)0) [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] (b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)1) [2024-02-07 19:28:13,008 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] a == 1 [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((0 <= b) && (b <= 1)) && (b == 0 || b == 1) [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] x == 2 [2024-02-07 19:28:13,009 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:28:13,010 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] (b$r_buff1_thd2 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,010 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,010 INFO L76 edCorrectnessWitness]: Location invariant before [L877-L877] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:28:13,010 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] ((0 <= b$w_buff0) && (b$w_buff0 <= 1)) && (b$w_buff0 == 0 || b$w_buff0 == 1) [2024-02-07 19:28:13,010 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:28:13,011 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] (b$w_buff0 == 1) && (b$w_buff0_used == (_Bool)0 || b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,011 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L880-L880] (b$r_buff1_thd0 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] b$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] 0 <= __unbuffered_cnt [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] ((0 <= b$w_buff1) && (b$w_buff1 <= 1)) && (b$w_buff1 == 0 || b$w_buff1 == 1) [2024-02-07 19:28:13,012 INFO L76 edCorrectnessWitness]: Location invariant before [L876-L876] 0 <= __unbuffered_cnt [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] (((0 <= b) && (b <= 1)) && (b == 0 || b == 1)) && (b$flush_delayed == (_Bool)0 || b$flush_delayed == (_Bool)1) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] 1 <= __unbuffered_cnt [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] ((((0LL - (long long )b$w_buff0_used) + (long long )b$w_buff1_used >= 0LL) && ((long long )b$w_buff0_used + (long long )b$w_buff1_used >= 0LL)) && ((0LL - (long long )b$w_buff0_used) - (long long )b$w_buff1_used >= 0LL)) && ((long long )b$w_buff0_used - (long long )b$w_buff1_used >= 0LL) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] (b$r_buff1_thd3 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,013 INFO L76 edCorrectnessWitness]: Location invariant before [L878-L878] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] b$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (b$r_buff0_thd3 == (_Bool)0) && (b$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:28:13,014 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:28:13,056 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:28:13,200 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/mix047_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-02-07 19:28:13,401 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:28:13,409 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:28:13,435 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/mix047_power.oepc_pso.oepc_rmo.oepc.i[969,982] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 19:28:13,558 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:28:13,591 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:28:13,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13 WrapperNode [2024-02-07 19:28:13,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:28:13,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:28:13,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:28:13,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:28:13,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,626 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,649 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 179 [2024-02-07 19:28:13,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:28:13,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:28:13,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:28:13,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:28:13,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,662 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,678 INFO L175 MemorySlicer]: Split 6 memory accesses to 5 slices as follows [2, 1, 1, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-02-07 19:28:13,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:28:13,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:28:13,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:28:13,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:28:13,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (1/1) ... [2024-02-07 19:28:13,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:28:13,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:28:13,754 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 19:28:13,832 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 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:28:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:28:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:28:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:28:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:28:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:28:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:28:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:28:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:28:13,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:28:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 19:28:13,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 19:28:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:28:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:28:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:28:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:28:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:28:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:28:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:28:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:28:13,851 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 19:28:14,006 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:28:14,008 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:28:14,410 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:28:14,410 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:28:14,773 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:28:14,773 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:28:14,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:28:14 BoogieIcfgContainer [2024-02-07 19:28:14,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:28:14,776 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:28:14,776 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:28:14,779 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:28:14,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:28:11" (1/4) ... [2024-02-07 19:28:14,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a321db4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:28:14, skipping insertion in model container [2024-02-07 19:28:14,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:28:12" (2/4) ... [2024-02-07 19:28:14,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a321db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:28:14, skipping insertion in model container [2024-02-07 19:28:14,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:28:13" (3/4) ... [2024-02-07 19:28:14,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a321db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:28:14, skipping insertion in model container [2024-02-07 19:28:14,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:28:14" (4/4) ... [2024-02-07 19:28:14,783 INFO L112 eAbstractionObserver]: Analyzing ICFG mix047_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:28:14,797 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:28:14,797 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 83 error locations. [2024-02-07 19:28:14,798 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:28:14,898 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:28:14,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 145 places, 133 transitions, 282 flow [2024-02-07 19:28:14,985 INFO L124 PetriNetUnfolderBase]: 1/129 cut-off events. [2024-02-07 19:28:14,986 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:28:14,989 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 129 events. 1/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 618 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 131. Up to 2 conditions per place. [2024-02-07 19:28:14,990 INFO L82 GeneralOperation]: Start removeDead. Operand has 145 places, 133 transitions, 282 flow [2024-02-07 19:28:14,997 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 141 places, 129 transitions, 270 flow [2024-02-07 19:28:15,009 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:28:15,017 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;@6e10c88d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:28:15,018 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2024-02-07 19:28:15,019 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:28:15,020 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:28:15,020 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:28:15,020 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:15,021 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:28:15,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-02-07 19:28:15,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:15,028 INFO L85 PathProgramCache]: Analyzing trace with hash 26756, now seen corresponding path program 1 times [2024-02-07 19:28:15,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:15,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544653870] [2024-02-07 19:28:15,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:15,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:28:15,411 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 19:28:15,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:28:15,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544653870] [2024-02-07 19:28:15,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544653870] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:28:15,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:28:15,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:28:15,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920791521] [2024-02-07 19:28:15,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:28:15,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:28:15,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:28:15,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:28:15,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:28:15,445 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 133 [2024-02-07 19:28:15,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 129 transitions, 270 flow. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 19:28:15,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:28:15,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 133 [2024-02-07 19:28:15,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:28:25,156 INFO L124 PetriNetUnfolderBase]: 74019/110698 cut-off events. [2024-02-07 19:28:25,157 INFO L125 PetriNetUnfolderBase]: For 139/139 co-relation queries the response was YES. [2024-02-07 19:28:25,596 INFO L83 FinitePrefix]: Finished finitePrefix Result has 212343 conditions, 110698 events. 74019/110698 cut-off events. For 139/139 co-relation queries the response was YES. Maximal size of possible extension queue 4233. Compared 894825 event pairs, 35051 based on Foata normal form. 1600/62330 useless extension candidates. Maximal degree in co-relation 212329. Up to 92455 conditions per place. [2024-02-07 19:28:26,098 INFO L140 encePairwiseOnDemand]: 72/133 looper letters, 85 selfloop transitions, 2 changer transitions 0/98 dead transitions. [2024-02-07 19:28:26,099 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 98 transitions, 391 flow [2024-02-07 19:28:26,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:28:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:28:26,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 218 transitions. [2024-02-07 19:28:26,110 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5463659147869674 [2024-02-07 19:28:26,111 INFO L175 Difference]: Start difference. First operand has 141 places, 129 transitions, 270 flow. Second operand 3 states and 218 transitions. [2024-02-07 19:28:26,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 98 transitions, 391 flow [2024-02-07 19:28:26,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 98 transitions, 384 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 19:28:26,121 INFO L231 Difference]: Finished difference. Result has 82 places, 70 transitions, 180 flow [2024-02-07 19:28:26,123 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=82, PETRI_TRANSITIONS=70} [2024-02-07 19:28:26,126 INFO L281 CegarLoopForPetriNet]: 141 programPoint places, -59 predicate places. [2024-02-07 19:28:26,127 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 70 transitions, 180 flow [2024-02-07 19:28:26,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 19:28:26,128 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:26,128 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:28:26,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:28:26,128 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-02-07 19:28:26,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:26,129 INFO L85 PathProgramCache]: Analyzing trace with hash 798111656, now seen corresponding path program 1 times [2024-02-07 19:28:26,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:26,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917154376] [2024-02-07 19:28:26,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:28:26,219 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 19:28:26,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:28:26,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917154376] [2024-02-07 19:28:26,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917154376] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:28:26,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:28:26,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:28:26,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977917925] [2024-02-07 19:28:26,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:28:26,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:28:26,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:28:26,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:28:26,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:28:26,222 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 133 [2024-02-07 19:28:26,222 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 70 transitions, 180 flow. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 19:28:26,223 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:28:26,223 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 133 [2024-02-07 19:28:26,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:28:34,564 INFO L124 PetriNetUnfolderBase]: 70179/105631 cut-off events. [2024-02-07 19:28:34,564 INFO L125 PetriNetUnfolderBase]: For 5854/5854 co-relation queries the response was YES. [2024-02-07 19:28:34,831 INFO L83 FinitePrefix]: Finished finitePrefix Result has 230433 conditions, 105631 events. 70179/105631 cut-off events. For 5854/5854 co-relation queries the response was YES. Maximal size of possible extension queue 4224. Compared 859988 event pairs, 31211 based on Foata normal form. 1194/68306 useless extension candidates. Maximal degree in co-relation 230420. Up to 92455 conditions per place. [2024-02-07 19:28:35,238 INFO L140 encePairwiseOnDemand]: 130/133 looper letters, 84 selfloop transitions, 2 changer transitions 0/97 dead transitions. [2024-02-07 19:28:35,238 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 97 transitions, 412 flow [2024-02-07 19:28:35,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:28:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:28:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 135 transitions. [2024-02-07 19:28:35,244 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3383458646616541 [2024-02-07 19:28:35,244 INFO L175 Difference]: Start difference. First operand has 82 places, 70 transitions, 180 flow. Second operand 3 states and 135 transitions. [2024-02-07 19:28:35,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 97 transitions, 412 flow [2024-02-07 19:28:35,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 97 transitions, 408 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:28:35,248 INFO L231 Difference]: Finished difference. Result has 81 places, 69 transitions, 178 flow [2024-02-07 19:28:35,249 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=174, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=81, PETRI_TRANSITIONS=69} [2024-02-07 19:28:35,249 INFO L281 CegarLoopForPetriNet]: 141 programPoint places, -60 predicate places. [2024-02-07 19:28:35,250 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 69 transitions, 178 flow [2024-02-07 19:28:35,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 19:28:35,250 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:35,250 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:28:35,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:28:35,251 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-02-07 19:28:35,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:35,251 INFO L85 PathProgramCache]: Analyzing trace with hash 798111660, now seen corresponding path program 1 times [2024-02-07 19:28:35,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:35,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586897207] [2024-02-07 19:28:35,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:35,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:28:35,288 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:28:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:28:35,326 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:28:35,327 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:28:35,328 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 155 remaining) [2024-02-07 19:28:35,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 155 remaining) [2024-02-07 19:28:35,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 155 remaining) [2024-02-07 19:28:35,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 155 remaining) [2024-02-07 19:28:35,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 155 remaining) [2024-02-07 19:28:35,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 155 remaining) [2024-02-07 19:28:35,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 155 remaining) [2024-02-07 19:28:35,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (147 of 155 remaining) [2024-02-07 19:28:35,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 155 remaining) [2024-02-07 19:28:35,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 155 remaining) [2024-02-07 19:28:35,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 155 remaining) [2024-02-07 19:28:35,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 155 remaining) [2024-02-07 19:28:35,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 155 remaining) [2024-02-07 19:28:35,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 155 remaining) [2024-02-07 19:28:35,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 155 remaining) [2024-02-07 19:28:35,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 155 remaining) [2024-02-07 19:28:35,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 155 remaining) [2024-02-07 19:28:35,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 155 remaining) [2024-02-07 19:28:35,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 155 remaining) [2024-02-07 19:28:35,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 155 remaining) [2024-02-07 19:28:35,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 155 remaining) [2024-02-07 19:28:35,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 155 remaining) [2024-02-07 19:28:35,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 155 remaining) [2024-02-07 19:28:35,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 155 remaining) [2024-02-07 19:28:35,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 155 remaining) [2024-02-07 19:28:35,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 155 remaining) [2024-02-07 19:28:35,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 155 remaining) [2024-02-07 19:28:35,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 155 remaining) [2024-02-07 19:28:35,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 155 remaining) [2024-02-07 19:28:35,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 155 remaining) [2024-02-07 19:28:35,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 155 remaining) [2024-02-07 19:28:35,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 155 remaining) [2024-02-07 19:28:35,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 155 remaining) [2024-02-07 19:28:35,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 155 remaining) [2024-02-07 19:28:35,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 155 remaining) [2024-02-07 19:28:35,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 155 remaining) [2024-02-07 19:28:35,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 155 remaining) [2024-02-07 19:28:35,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 155 remaining) [2024-02-07 19:28:35,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 155 remaining) [2024-02-07 19:28:35,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 155 remaining) [2024-02-07 19:28:35,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 155 remaining) [2024-02-07 19:28:35,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 155 remaining) [2024-02-07 19:28:35,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 155 remaining) [2024-02-07 19:28:35,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (71 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (69 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 155 remaining) [2024-02-07 19:28:35,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (61 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 155 remaining) [2024-02-07 19:28:35,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 155 remaining) [2024-02-07 19:28:35,360 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 155 remaining) [2024-02-07 19:28:35,360 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 155 remaining) [2024-02-07 19:28:35,360 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 155 remaining) [2024-02-07 19:28:35,360 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 155 remaining) [2024-02-07 19:28:35,360 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 155 remaining) [2024-02-07 19:28:35,361 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 155 remaining) [2024-02-07 19:28:35,361 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 155 remaining) [2024-02-07 19:28:35,361 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 155 remaining) [2024-02-07 19:28:35,362 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 155 remaining) [2024-02-07 19:28:35,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 155 remaining) [2024-02-07 19:28:35,364 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 155 remaining) [2024-02-07 19:28:35,365 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 155 remaining) [2024-02-07 19:28:35,366 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 155 remaining) [2024-02-07 19:28:35,367 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 155 remaining) [2024-02-07 19:28:35,368 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 155 remaining) [2024-02-07 19:28:35,369 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 155 remaining) [2024-02-07 19:28:35,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:28:35,369 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:28:35,378 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:28:35,379 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:28:35,408 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-02-07 19:28:35,408 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-02-07 19:28:35,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:28:35 BasicIcfg [2024-02-07 19:28:35,409 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:28:35,410 INFO L158 Benchmark]: Toolchain (without parser) took 22581.40ms. Allocated memory was 188.7MB in the beginning and 11.5GB in the end (delta: 11.3GB). Free memory was 112.2MB in the beginning and 9.9GB in the end (delta: -9.8GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-02-07 19:28:35,410 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 188.7MB. Free memory is still 150.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:28:35,410 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 188.7MB. Free memory is still 159.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:28:35,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.88ms. Allocated memory is still 188.7MB. Free memory was 112.0MB in the beginning and 112.9MB in the end (delta: -927.4kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-02-07 19:28:35,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.58ms. Allocated memory is still 188.7MB. Free memory was 112.0MB in the beginning and 108.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:28:35,411 INFO L158 Benchmark]: Boogie Preprocessor took 52.78ms. Allocated memory is still 188.7MB. Free memory was 108.9MB in the beginning and 104.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:28:35,411 INFO L158 Benchmark]: RCFGBuilder took 1070.29ms. Allocated memory was 188.7MB in the beginning and 247.5MB in the end (delta: 58.7MB). Free memory was 104.7MB in the beginning and 177.5MB in the end (delta: -72.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-02-07 19:28:35,411 INFO L158 Benchmark]: TraceAbstraction took 20633.20ms. Allocated memory was 247.5MB in the beginning and 11.5GB in the end (delta: 11.3GB). Free memory was 177.5MB in the beginning and 9.9GB in the end (delta: -9.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-02-07 19:28:35,414 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 0.13ms. Allocated memory is still 188.7MB. Free memory is still 150.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 188.7MB. Free memory is still 159.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.88ms. Allocated memory is still 188.7MB. Free memory was 112.0MB in the beginning and 112.9MB in the end (delta: -927.4kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.58ms. Allocated memory is still 188.7MB. Free memory was 112.0MB in the beginning and 108.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.78ms. Allocated memory is still 188.7MB. Free memory was 108.9MB in the beginning and 104.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1070.29ms. Allocated memory was 188.7MB in the beginning and 247.5MB in the end (delta: 58.7MB). Free memory was 104.7MB in the beginning and 177.5MB in the end (delta: -72.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * TraceAbstraction took 20633.20ms. Allocated memory was 247.5MB in the beginning and 11.5GB in the end (delta: 11.3GB). Free memory was 177.5MB in the beginning and 9.9GB in the end (delta: -9.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 754]: 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_p3_EAX = 0; [L714] 0 int __unbuffered_p3_EBX = 0; [L716] 0 int a = 0; [L718] 0 int b = 0; [L719] 0 _Bool b$flush_delayed; [L720] 0 int b$mem_tmp; [L721] 0 _Bool b$r_buff0_thd0; [L722] 0 _Bool b$r_buff0_thd1; [L723] 0 _Bool b$r_buff0_thd2; [L724] 0 _Bool b$r_buff0_thd3; [L725] 0 _Bool b$r_buff0_thd4; [L726] 0 _Bool b$r_buff1_thd0; [L727] 0 _Bool b$r_buff1_thd1; [L728] 0 _Bool b$r_buff1_thd2; [L729] 0 _Bool b$r_buff1_thd3; [L730] 0 _Bool b$r_buff1_thd4; [L731] 0 _Bool b$read_delayed; [L732] 0 int *b$read_delayed_var; [L733] 0 int b$w_buff0; [L734] 0 _Bool b$w_buff0_used; [L735] 0 int b$w_buff1; [L736] 0 _Bool b$w_buff1_used; [L737] 0 _Bool main$tmp_guard0; [L738] 0 _Bool main$tmp_guard1; [L740] 0 int x = 0; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L867] 0 pthread_t t1249; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1249={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L868] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L868] FCALL, FORK 0 pthread_create(&t1249, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1249={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L750] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[b$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]]]]] [L750] 1 b$w_buff1 = b$w_buff0 [L751] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[b$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]]]]] [L751] 1 b$w_buff0 = 1 [L752] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L752] 1 b$w_buff1_used = b$w_buff0_used [L753] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L753] 1 b$w_buff0_used = (_Bool)1 [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: 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: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: 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: 781]: 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: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: 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: 806]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 821]: 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: 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: 832]: 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: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 877]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: 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: 884]: 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: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 868]: 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: 872]: 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: 874]: 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: 870]: 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 9 procedures, 235 locations, 155 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: 20.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 55 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 228 IncrementalHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 1 mSDtfsCounter, 228 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=270occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 19:28:35,468 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