./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix013.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/mix013.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/mix013.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix013.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 19:24:51,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:24:51,073 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:24:51,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:24:51,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:24:51,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:24:51,108 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:24:51,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:24:51,109 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:24:51,113 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:24:51,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:24:51,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:24:51,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:24:51,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:24:51,116 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:24:51,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:24:51,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:24:51,117 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:24:51,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:24:51,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:24:51,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:24:51,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:24:51,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:24:51,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:24:51,119 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:24:51,119 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:24:51,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:24:51,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:24:51,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:24:51,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:24:51,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:24:51,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:24:51,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:24:51,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:24:51,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:24:51,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:24:51,123 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:24:51,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:24:51,123 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:24:51,123 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:24:51,124 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:24:51,124 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:24:51,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:24:51,124 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:24:51,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:24:51,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:24:51,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:24:51,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:24:51,384 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:24:51,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2024-02-07 19:24:52,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:24:52,640 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:24:52,641 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2024-02-07 19:24:52,663 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9938c2258/fe9a16b724834903977c8e238a443da9/FLAG8c0d5a4d4 [2024-02-07 19:24:52,673 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9938c2258/fe9a16b724834903977c8e238a443da9 [2024-02-07 19:24:52,675 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:24:52,676 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:24:52,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix013.oepc.yml/witness.yml [2024-02-07 19:24:52,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:24:52,840 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:24:52,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:24:52,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:24:52,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:24:52,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:24:52" (1/2) ... [2024-02-07 19:24:52,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af1280f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:24:52, skipping insertion in model container [2024-02-07 19:24:52,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:24:52" (1/2) ... [2024-02-07 19:24:52,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58ebad87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:24:52, skipping insertion in model container [2024-02-07 19:24:52,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:24:52" (2/2) ... [2024-02-07 19:24:52,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af1280f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:52, skipping insertion in model container [2024-02-07 19:24:52,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:24:52" (2/2) ... [2024-02-07 19:24:52,856 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:24:53,029 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:24:53,030 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:24:53,031 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 19:24:53,031 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] a$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:24:53,031 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1 [2024-02-07 19:24:53,031 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L893-L893] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p1_EAX == 1 && ((__unbuffered_p1_EBX == 0 && ((__unbuffered_p2_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p1_EBX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((((((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,032 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((0 <= a$w_buff0) && (a$w_buff0 <= 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,033 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:24:53,034 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,034 INFO L76 edCorrectnessWitness]: Location invariant before [L895-L895] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:24:53,034 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,034 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,034 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] (a$r_buff0_thd4 == (_Bool)0) && (a$r_buff1_thd3 == (_Bool)0) [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,035 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] ((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (a$w_buff0 == 1) && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] z == 1 [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] 1 <= __unbuffered_cnt [2024-02-07 19:24:53,036 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:24:53,037 INFO L76 edCorrectnessWitness]: Location invariant before [L874-L874] ((((0LL - (long long )a$w_buff0_used) + (long long )a$w_buff1_used >= 0LL) && ((long long )a$w_buff0_used + (long long )a$w_buff1_used >= 0LL)) && ((0LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL)) && ((long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] 0 <= __unbuffered_cnt [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] a$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:24:53,038 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] (a$r_buff1_thd0 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] 0 <= __unbuffered_cnt [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] a$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (a$r_buff1_thd0 == (_Bool)0) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (a$r_buff0_thd3 == (_Bool)0) && (a$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:24:53,039 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:24:53,040 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,040 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] 1 <= __unbuffered_cnt [2024-02-07 19:24:53,040 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)1) [2024-02-07 19:24:53,040 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:24:53,040 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,041 INFO L76 edCorrectnessWitness]: Location invariant before [L858-L858] 0 <= __unbuffered_cnt [2024-02-07 19:24:53,041 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] 1 <= __unbuffered_cnt [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (a$r_buff0_thd2 == (_Bool)0) && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L894-L894] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] 1 <= __unbuffered_cnt [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] 0 <= __unbuffered_cnt [2024-02-07 19:24:53,042 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] y == 1 [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L890-L890] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] a$flush_delayed == (_Bool)0 [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] x == 1 [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:24:53,043 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((0 <= a$w_buff1) && (a$w_buff1 <= 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1) [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L891-L891] a$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] 0 <= __unbuffered_cnt [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (a$r_buff1_thd2 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,044 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] (((0 <= a) && (a <= 1)) && (a == 0 || a == 1)) && (a$flush_delayed == (_Bool)0 || a$flush_delayed == (_Bool)1) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] (a$r_buff1_thd4 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (((0 <= a) && (a <= 1)) && (a$r_buff1_thd4 == (_Bool)0)) && (a == 0 || a == 1) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (a$w_buff1_used == (_Bool)1 && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:24:53,045 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:24:53,086 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:24:53,220 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/mix013.oepc.i[945,958] [2024-02-07 19:24:53,397 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:24:53,407 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:24:53,435 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/mix013.oepc.i[945,958] 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:24:53,586 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:24:53,622 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:24:53,624 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53 WrapperNode [2024-02-07 19:24:53,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:24:53,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:24:53,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:24:53,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:24:53,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,701 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2024-02-07 19:24:53,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:24:53,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:24:53,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:24:53,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:24:53,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,727 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,758 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 19:24:53,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:24:53,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:24:53,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:24:53,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:24:53,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (1/1) ... [2024-02-07 19:24:53,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:24:53,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:24:53,800 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 19:24:53,802 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 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:24:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:24:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:24:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:24:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:24:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 19:24:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:24:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:24:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:24:53,829 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 19:24:53,949 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:24:53,951 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:24:54,445 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:24:54,446 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:24:54,827 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:24:54,827 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:24:54,828 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:24:54 BoogieIcfgContainer [2024-02-07 19:24:54,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:24:54,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:24:54,830 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:24:54,832 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:24:54,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:24:52" (1/4) ... [2024-02-07 19:24:54,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7078913a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:24:54, skipping insertion in model container [2024-02-07 19:24:54,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:24:52" (2/4) ... [2024-02-07 19:24:54,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7078913a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:24:54, skipping insertion in model container [2024-02-07 19:24:54,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:24:53" (3/4) ... [2024-02-07 19:24:54,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7078913a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:24:54, skipping insertion in model container [2024-02-07 19:24:54,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:24:54" (4/4) ... [2024-02-07 19:24:54,836 INFO L112 eAbstractionObserver]: Analyzing ICFG mix013.oepc.i [2024-02-07 19:24:54,854 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:24:54,854 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 87 error locations. [2024-02-07 19:24:54,854 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:24:54,950 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:24:54,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 149 places, 137 transitions, 290 flow [2024-02-07 19:24:55,036 INFO L124 PetriNetUnfolderBase]: 1/133 cut-off events. [2024-02-07 19:24:55,037 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:24:55,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 133 events. 1/133 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 667 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 135. Up to 2 conditions per place. [2024-02-07 19:24:55,042 INFO L82 GeneralOperation]: Start removeDead. Operand has 149 places, 137 transitions, 290 flow [2024-02-07 19:24:55,050 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 145 places, 133 transitions, 278 flow [2024-02-07 19:24:55,062 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:24:55,069 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;@699f1ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:24:55,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-02-07 19:24:55,071 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:24:55,073 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:24:55,074 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:24:55,074 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:24:55,075 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:24:55,079 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-02-07 19:24:55,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:24:55,084 INFO L85 PathProgramCache]: Analyzing trace with hash 27025, now seen corresponding path program 1 times [2024-02-07 19:24:55,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:24:55,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385765363] [2024-02-07 19:24:55,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:24:55,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:24:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:24:55,449 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 19:24:55,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:24:55,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385765363] [2024-02-07 19:24:55,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385765363] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:24:55,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:24:55,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:24:55,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384659381] [2024-02-07 19:24:55,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:24:55,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:24:55,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:24:55,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:24:55,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:24:55,492 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 137 [2024-02-07 19:24:55,494 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 133 transitions, 278 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 19:24:55,494 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:24:55,494 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 137 [2024-02-07 19:24:55,495 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:25:08,740 INFO L124 PetriNetUnfolderBase]: 107020/158202 cut-off events. [2024-02-07 19:25:08,740 INFO L125 PetriNetUnfolderBase]: For 221/221 co-relation queries the response was YES. [2024-02-07 19:25:09,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 304286 conditions, 158202 events. 107020/158202 cut-off events. For 221/221 co-relation queries the response was YES. Maximal size of possible extension queue 5608. Compared 1294290 event pairs, 47386 based on Foata normal form. 2145/83318 useless extension candidates. Maximal degree in co-relation 304272. Up to 127058 conditions per place. [2024-02-07 19:25:09,901 INFO L140 encePairwiseOnDemand]: 76/137 looper letters, 91 selfloop transitions, 2 changer transitions 0/104 dead transitions. [2024-02-07 19:25:09,902 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 104 transitions, 415 flow [2024-02-07 19:25:09,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:25:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:25:09,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2024-02-07 19:25:09,912 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5450121654501217 [2024-02-07 19:25:09,913 INFO L175 Difference]: Start difference. First operand has 145 places, 133 transitions, 278 flow. Second operand 3 states and 224 transitions. [2024-02-07 19:25:09,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 104 transitions, 415 flow [2024-02-07 19:25:09,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 104 transitions, 408 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 19:25:09,927 INFO L231 Difference]: Finished difference. Result has 85 places, 73 transitions, 186 flow [2024-02-07 19:25:09,928 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=186, PETRI_PLACES=85, PETRI_TRANSITIONS=73} [2024-02-07 19:25:09,931 INFO L281 CegarLoopForPetriNet]: 145 programPoint places, -60 predicate places. [2024-02-07 19:25:09,932 INFO L495 AbstractCegarLoop]: Abstraction has has 85 places, 73 transitions, 186 flow [2024-02-07 19:25:09,932 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 19:25:09,932 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:25:09,932 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:25:09,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:25:09,933 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-02-07 19:25:09,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:25:09,934 INFO L85 PathProgramCache]: Analyzing trace with hash 806151125, now seen corresponding path program 1 times [2024-02-07 19:25:09,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:25:09,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890315416] [2024-02-07 19:25:09,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:25:09,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:25:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:25:09,975 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 19:25:09,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:25:09,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890315416] [2024-02-07 19:25:09,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890315416] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:25:09,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:25:09,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:25:09,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004506840] [2024-02-07 19:25:09,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:25:09,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:25:09,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:25:09,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:25:09,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:25:09,979 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 137 [2024-02-07 19:25:09,979 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 73 transitions, 186 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 19:25:09,979 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:25:09,979 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 137 [2024-02-07 19:25:09,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:25:21,573 INFO L124 PetriNetUnfolderBase]: 98953/147654 cut-off events. [2024-02-07 19:25:21,573 INFO L125 PetriNetUnfolderBase]: For 7920/7920 co-relation queries the response was YES. [2024-02-07 19:25:22,088 INFO L83 FinitePrefix]: Finished finitePrefix Result has 320136 conditions, 147654 events. 98953/147654 cut-off events. For 7920/7920 co-relation queries the response was YES. Maximal size of possible extension queue 5597. Compared 1221118 event pairs, 39319 based on Foata normal form. 2395/90207 useless extension candidates. Maximal degree in co-relation 320123. Up to 127058 conditions per place. [2024-02-07 19:25:22,772 INFO L140 encePairwiseOnDemand]: 134/137 looper letters, 90 selfloop transitions, 2 changer transitions 0/103 dead transitions. [2024-02-07 19:25:22,772 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 103 transitions, 436 flow [2024-02-07 19:25:22,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:25:22,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:25:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 141 transitions. [2024-02-07 19:25:22,778 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.34306569343065696 [2024-02-07 19:25:22,778 INFO L175 Difference]: Start difference. First operand has 85 places, 73 transitions, 186 flow. Second operand 3 states and 141 transitions. [2024-02-07 19:25:22,778 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 103 transitions, 436 flow [2024-02-07 19:25:22,780 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 103 transitions, 432 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:25:22,782 INFO L231 Difference]: Finished difference. Result has 84 places, 72 transitions, 184 flow [2024-02-07 19:25:22,782 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=180, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=184, PETRI_PLACES=84, PETRI_TRANSITIONS=72} [2024-02-07 19:25:22,783 INFO L281 CegarLoopForPetriNet]: 145 programPoint places, -61 predicate places. [2024-02-07 19:25:22,783 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 72 transitions, 184 flow [2024-02-07 19:25:22,783 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 19:25:22,783 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:25:22,783 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:25:22,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:25:22,784 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-02-07 19:25:22,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:25:22,784 INFO L85 PathProgramCache]: Analyzing trace with hash 806151129, now seen corresponding path program 1 times [2024-02-07 19:25:22,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:25:22,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611881457] [2024-02-07 19:25:22,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:25:22,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:25:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:25:22,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:25:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:25:22,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:25:22,869 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:25:22,870 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 163 remaining) [2024-02-07 19:25:22,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 163 remaining) [2024-02-07 19:25:22,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 163 remaining) [2024-02-07 19:25:22,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 163 remaining) [2024-02-07 19:25:22,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 163 remaining) [2024-02-07 19:25:22,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 163 remaining) [2024-02-07 19:25:22,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 163 remaining) [2024-02-07 19:25:22,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (155 of 163 remaining) [2024-02-07 19:25:22,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 163 remaining) [2024-02-07 19:25:22,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 163 remaining) [2024-02-07 19:25:22,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 163 remaining) [2024-02-07 19:25:22,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 163 remaining) [2024-02-07 19:25:22,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 163 remaining) [2024-02-07 19:25:22,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 163 remaining) [2024-02-07 19:25:22,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 163 remaining) [2024-02-07 19:25:22,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 163 remaining) [2024-02-07 19:25:22,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 163 remaining) [2024-02-07 19:25:22,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 163 remaining) [2024-02-07 19:25:22,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 163 remaining) [2024-02-07 19:25:22,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 163 remaining) [2024-02-07 19:25:22,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 163 remaining) [2024-02-07 19:25:22,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 163 remaining) [2024-02-07 19:25:22,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 163 remaining) [2024-02-07 19:25:22,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 163 remaining) [2024-02-07 19:25:22,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 163 remaining) [2024-02-07 19:25:22,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 163 remaining) [2024-02-07 19:25:22,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 163 remaining) [2024-02-07 19:25:22,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 163 remaining) [2024-02-07 19:25:22,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 163 remaining) [2024-02-07 19:25:22,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 163 remaining) [2024-02-07 19:25:22,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 163 remaining) [2024-02-07 19:25:22,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 163 remaining) [2024-02-07 19:25:22,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 163 remaining) [2024-02-07 19:25:22,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 163 remaining) [2024-02-07 19:25:22,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 163 remaining) [2024-02-07 19:25:22,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 163 remaining) [2024-02-07 19:25:22,893 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 163 remaining) [2024-02-07 19:25:22,894 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 163 remaining) [2024-02-07 19:25:22,895 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 163 remaining) [2024-02-07 19:25:22,896 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 163 remaining) [2024-02-07 19:25:22,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 163 remaining) [2024-02-07 19:25:22,898 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (75 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (74 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 163 remaining) [2024-02-07 19:25:22,899 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (65 of 163 remaining) [2024-02-07 19:25:22,900 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 163 remaining) [2024-02-07 19:25:22,901 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 163 remaining) [2024-02-07 19:25:22,901 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 163 remaining) [2024-02-07 19:25:22,901 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 163 remaining) [2024-02-07 19:25:22,901 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 163 remaining) [2024-02-07 19:25:22,901 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 163 remaining) [2024-02-07 19:25:22,902 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 163 remaining) [2024-02-07 19:25:22,903 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 163 remaining) [2024-02-07 19:25:22,903 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 163 remaining) [2024-02-07 19:25:22,903 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 163 remaining) [2024-02-07 19:25:22,903 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 163 remaining) [2024-02-07 19:25:22,903 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 163 remaining) [2024-02-07 19:25:22,904 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 163 remaining) [2024-02-07 19:25:22,905 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 163 remaining) [2024-02-07 19:25:22,905 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 163 remaining) [2024-02-07 19:25:22,905 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 163 remaining) [2024-02-07 19:25:22,905 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 163 remaining) [2024-02-07 19:25:22,905 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 163 remaining) [2024-02-07 19:25:22,906 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 163 remaining) [2024-02-07 19:25:22,906 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 163 remaining) [2024-02-07 19:25:22,906 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 163 remaining) [2024-02-07 19:25:22,906 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 163 remaining) [2024-02-07 19:25:22,906 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 163 remaining) [2024-02-07 19:25:22,907 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 163 remaining) [2024-02-07 19:25:22,908 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 163 remaining) [2024-02-07 19:25:22,908 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 163 remaining) [2024-02-07 19:25:22,908 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 163 remaining) [2024-02-07 19:25:22,908 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 163 remaining) [2024-02-07 19:25:22,908 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 163 remaining) [2024-02-07 19:25:22,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 163 remaining) [2024-02-07 19:25:22,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 163 remaining) [2024-02-07 19:25:22,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 163 remaining) [2024-02-07 19:25:22,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 163 remaining) [2024-02-07 19:25:22,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 163 remaining) [2024-02-07 19:25:22,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 163 remaining) [2024-02-07 19:25:22,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 163 remaining) [2024-02-07 19:25:22,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 163 remaining) [2024-02-07 19:25:22,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 163 remaining) [2024-02-07 19:25:22,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 163 remaining) [2024-02-07 19:25:22,914 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 163 remaining) [2024-02-07 19:25:22,914 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 163 remaining) [2024-02-07 19:25:22,914 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 163 remaining) [2024-02-07 19:25:22,915 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 163 remaining) [2024-02-07 19:25:22,915 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 163 remaining) [2024-02-07 19:25:22,915 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 163 remaining) [2024-02-07 19:25:22,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:25:22,916 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:25:22,925 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:25:22,925 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:25:22,956 INFO L503 ceAbstractionStarter]: Automizer considered 85 witness invariants [2024-02-07 19:25:22,957 INFO L504 ceAbstractionStarter]: WitnessConsidered=85 [2024-02-07 19:25:22,958 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:25:22 BasicIcfg [2024-02-07 19:25:22,958 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:25:22,958 INFO L158 Benchmark]: Toolchain (without parser) took 30118.19ms. Allocated memory was 153.1MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 122.4MB in the beginning and 12.4GB in the end (delta: -12.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-02-07 19:25:22,959 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 117.4MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:25:22,959 INFO L158 Benchmark]: Witness Parser took 24.94ms. Allocated memory is still 117.4MB. Free memory was 45.8MB in the beginning and 89.7MB in the end (delta: -43.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 19:25:22,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.73ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 60.4MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-02-07 19:25:22,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.19ms. Allocated memory is still 153.1MB. Free memory was 60.4MB in the beginning and 57.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:25:22,960 INFO L158 Benchmark]: Boogie Preprocessor took 71.80ms. Allocated memory is still 153.1MB. Free memory was 57.4MB in the beginning and 52.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:25:22,960 INFO L158 Benchmark]: RCFGBuilder took 1050.52ms. Allocated memory is still 153.1MB. Free memory was 52.9MB in the beginning and 104.1MB in the end (delta: -51.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-02-07 19:25:22,960 INFO L158 Benchmark]: TraceAbstraction took 28128.30ms. Allocated memory was 153.1MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 103.0MB in the beginning and 12.4GB in the end (delta: -12.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-02-07 19:25:22,963 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 117.4MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 24.94ms. Allocated memory is still 117.4MB. Free memory was 45.8MB in the beginning and 89.7MB in the end (delta: -43.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.73ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 60.4MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.19ms. Allocated memory is still 153.1MB. Free memory was 60.4MB in the beginning and 57.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.80ms. Allocated memory is still 153.1MB. Free memory was 57.4MB in the beginning and 52.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1050.52ms. Allocated memory is still 153.1MB. Free memory was 52.9MB in the beginning and 104.1MB in the end (delta: -51.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * TraceAbstraction took 28128.30ms. Allocated memory was 153.1MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 103.0MB in the beginning and 12.4GB in the end (delta: -12.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 760]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p1_EBX = 0; [L718] 0 int __unbuffered_p2_EAX = 0; [L720] 0 int __unbuffered_p3_EAX = 0; [L722] 0 int __unbuffered_p3_EBX = 0; [L724] 0 int a = 0; [L725] 0 _Bool a$flush_delayed; [L726] 0 int a$mem_tmp; [L727] 0 _Bool a$r_buff0_thd0; [L728] 0 _Bool a$r_buff0_thd1; [L729] 0 _Bool a$r_buff0_thd2; [L730] 0 _Bool a$r_buff0_thd3; [L731] 0 _Bool a$r_buff0_thd4; [L732] 0 _Bool a$r_buff1_thd0; [L733] 0 _Bool a$r_buff1_thd1; [L734] 0 _Bool a$r_buff1_thd2; [L735] 0 _Bool a$r_buff1_thd3; [L736] 0 _Bool a$r_buff1_thd4; [L737] 0 _Bool a$read_delayed; [L738] 0 int *a$read_delayed_var; [L739] 0 int a$w_buff0; [L740] 0 _Bool a$w_buff0_used; [L741] 0 int a$w_buff1; [L742] 0 _Bool a$w_buff1_used; [L743] 0 _Bool main$tmp_guard0; [L744] 0 _Bool main$tmp_guard1; [L746] 0 int x = 0; [L748] 0 int y = 0; [L750] 0 int z = 0; [L751] 0 _Bool weak$$choice0; [L752] 0 _Bool weak$$choice2; [L873] 0 pthread_t t321; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t321={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L874] FCALL, FORK 0 pthread_create(&t321, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t321={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]]]]] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]]]]] [L757] 1 a$w_buff0 = 1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L759] 1 a$w_buff0_used = (_Bool)1 [L760] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - 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: 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: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: 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: 792]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 798]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: 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: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 823]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: 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: 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: 841]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: 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: 851]: 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: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 858]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 874]: 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: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 890]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 895]: 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: 878]: 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: 876]: 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: 880]: 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, 243 locations, 163 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: 27.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 27.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 82 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 239 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 82 mSolverCounterUnsat, 0 mSDtfsCounter, 239 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=278occurred 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 19:25:23,021 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