./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix039.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/mix039.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix039.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix039.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-dev-958ec4d-m [2024-02-07 14:49:00,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:49:00,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:49:00,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:49:00,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:49:00,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:49:00,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:49:00,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:49:00,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:49:00,844 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:49:00,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:49:00,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:49:00,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:49:00,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:49:00,847 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:49:00,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:49:00,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:49:00,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:49:00,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:49:00,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:49:00,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:49:00,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:49:00,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:49:00,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:49:00,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:49:00,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:49:00,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:49:00,851 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:49:00,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:49:00,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:49:00,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:49:00,852 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:49:00,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:49:00,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:49:00,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:49:00,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:49:00,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:49:00,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:49:00,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:49:00,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:49:00,854 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:49:00,854 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:49:00,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:49:00,855 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:49:01,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:49:01,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:49:01,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:49:01,141 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:49:01,142 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:49:01,143 INFO L431 ainManager$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/mix039.oepc.yml/witness.yml [2024-02-07 14:49:01,279 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:49:01,280 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:49:01,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2024-02-07 14:49:02,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:49:02,580 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:49:02,581 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2024-02-07 14:49:02,599 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343ce2c42/5e71baea8919418a945514d22a5923cd/FLAGedad3cc1a [2024-02-07 14:49:02,877 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343ce2c42/5e71baea8919418a945514d22a5923cd [2024-02-07 14:49:02,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:49:02,891 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:49:02,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:49:02,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:49:02,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:49:02,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:49:01" (1/2) ... [2024-02-07 14:49:02,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437f6ffc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:49:02, skipping insertion in model container [2024-02-07 14:49:02,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:49:01" (1/2) ... [2024-02-07 14:49:02,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cfeb04d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:49:02, skipping insertion in model container [2024-02-07 14:49:02,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:49:02" (2/2) ... [2024-02-07 14:49:02,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437f6ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:02, skipping insertion in model container [2024-02-07 14:49:02,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:49:02" (2/2) ... [2024-02-07 14:49:02,922 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:49:03,073 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:49:03,074 INFO L76 edCorrectnessWitness]: Location invariant before [L872-L872] ((((0LL - (long long )b$w_buff0_used) + (long long )b$w_buff1_used >= 0LL) && ((long long )b$w_buff0_used + (long long )b$w_buff1_used >= 0LL)) && ((0LL - (long long )b$w_buff0_used) - (long long )b$w_buff1_used >= 0LL)) && ((long long )b$w_buff0_used - (long long )b$w_buff1_used >= 0LL) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] b$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] x == 1 [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,075 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] b$r_buff1_thd2 == (_Bool)0 [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (b$w_buff1_used == (_Bool)1 && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] b$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (b$r_buff0_thd2 == (_Bool)0) && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 1 <= __unbuffered_cnt [2024-02-07 14:49:03,076 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,077 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,077 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (((0 <= b) && (b <= 1)) && (b == 0 || b == 1)) && (b$flush_delayed == (_Bool)0 || b$flush_delayed == (_Bool)1) [2024-02-07 14:49:03,077 INFO L76 edCorrectnessWitness]: Location invariant before [L891-L891] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (y == 2)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p0_EAX == 0 && ((__unbuffered_p2_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p0_EAX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 14:49:03,077 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 14:49:03,077 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (b$r_buff1_thd2 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 1 <= __unbuffered_cnt [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] b$r_buff0_thd1 == (_Bool)1 [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1 [2024-02-07 14:49:03,078 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (b$r_buff1_thd0 == (_Bool)0) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (b$r_buff0_thd4 == (_Bool)0) && (b$r_buff1_thd3 == (_Bool)0) [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] a == 1 [2024-02-07 14:49:03,079 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] z == 1 [2024-02-07 14:49:03,080 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,080 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 14:49:03,080 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (b$r_buff1_thd4 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,081 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:49:03,081 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:49:03,081 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)1) [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 2 [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] ((0 <= b) && (b <= 1)) && (b == 0 || b == 1) [2024-02-07 14:49:03,082 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,083 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:49:03,083 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:49:03,083 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 0 <= __unbuffered_cnt [2024-02-07 14:49:03,083 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 14:49:03,083 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (b$r_buff1_thd0 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,084 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,084 INFO L76 edCorrectnessWitness]: Location invariant before [L892-L892] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:49:03,084 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((0 <= b$w_buff1) && (b$w_buff1 <= 1)) && (b$w_buff1 == 0 || b$w_buff1 == 1) [2024-02-07 14:49:03,085 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1 [2024-02-07 14:49:03,085 INFO L76 edCorrectnessWitness]: Location invariant before [L893-L893] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:49:03,085 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,085 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= b$w_buff0) && (b$w_buff0 <= 1)) && (b$w_buff0 == 0 || b$w_buff0 == 1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (b$w_buff0 == 1) && (b$w_buff0_used == (_Bool)0 || b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:49:03,086 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (((0 <= b) && (b <= 1)) && (b$r_buff1_thd4 == (_Bool)0)) && (b == 0 || b == 1) [2024-02-07 14:49:03,087 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,087 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 14:49:03,087 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,087 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (b$r_buff0_thd3 == (_Bool)0) && (b$r_buff1_thd2 == (_Bool)0) [2024-02-07 14:49:03,087 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] b$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:49:03,088 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (b$r_buff1_thd3 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 14:49:03,088 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] 0 <= __unbuffered_cnt [2024-02-07 14:49:03,088 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] 1 <= __unbuffered_cnt [2024-02-07 14:49:03,090 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 14:49:03,091 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:49:03,091 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 14:49:03,091 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] b$flush_delayed == (_Bool)0 [2024-02-07 14:49:03,091 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] y == 1 [2024-02-07 14:49:03,091 INFO L76 edCorrectnessWitness]: Location invariant before [L880-L880] 0 <= __unbuffered_cnt [2024-02-07 14:49:03,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:49:03,265 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/mix039.oepc.i[945,958] [2024-02-07 14:49:03,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:49:03,411 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:49:03,447 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/mix039.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 [2024-02-07 14:49:03,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:49:03,599 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:49:03,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03 WrapperNode [2024-02-07 14:49:03,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:49:03,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:49:03,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:49:03,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:49:03,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,651 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2024-02-07 14:49:03,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:49:03,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:49:03,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:49:03,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:49:03,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,665 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,727 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 14:49:03,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:49:03,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:49:03,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:49:03,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:49:03,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (1/1) ... [2024-02-07 14:49:03,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:49:03,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:49:03,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:49:03,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:49:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:49:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:49:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:49:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:49:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:49:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:49:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:49:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:49:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:49:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:49:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 14:49:03,862 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:49:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:49:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:49:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:49:03,864 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:49:03,997 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:49:03,999 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:49:04,494 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:49:04,496 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:49:04,859 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:49:04,860 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:49:04,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:49:04 BoogieIcfgContainer [2024-02-07 14:49:04,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:49:04,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:49:04,862 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:49:04,864 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:49:04,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:49:01" (1/4) ... [2024-02-07 14:49:04,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cfa912 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:49:04, skipping insertion in model container [2024-02-07 14:49:04,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:49:02" (2/4) ... [2024-02-07 14:49:04,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cfa912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:49:04, skipping insertion in model container [2024-02-07 14:49:04,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:49:03" (3/4) ... [2024-02-07 14:49:04,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cfa912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:49:04, skipping insertion in model container [2024-02-07 14:49:04,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:49:04" (4/4) ... [2024-02-07 14:49:04,867 INFO L112 eAbstractionObserver]: Analyzing ICFG mix039.oepc.i [2024-02-07 14:49:04,881 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:49:04,882 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-02-07 14:49:04,882 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:49:04,977 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:49:05,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 147 places, 135 transitions, 286 flow [2024-02-07 14:49:05,043 INFO L124 PetriNetUnfolderBase]: 1/131 cut-off events. [2024-02-07 14:49:05,043 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:49:05,048 INFO L83 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 131 events. 1/131 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 614 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 133. Up to 2 conditions per place. [2024-02-07 14:49:05,049 INFO L82 GeneralOperation]: Start removeDead. Operand has 147 places, 135 transitions, 286 flow [2024-02-07 14:49:05,053 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 131 transitions, 274 flow [2024-02-07 14:49:05,080 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:49:05,085 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;@6455756e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:49:05,085 INFO L358 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-02-07 14:49:05,087 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:49:05,087 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:49:05,087 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:49:05,087 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:49:05,088 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:49:05,088 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:49:05,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:49:05,092 INFO L85 PathProgramCache]: Analyzing trace with hash 26475, now seen corresponding path program 1 times [2024-02-07 14:49:05,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:49:05,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611228330] [2024-02-07 14:49:05,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:49:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:49:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:49:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:49:05,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:49:05,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611228330] [2024-02-07 14:49:05,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611228330] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:49:05,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:49:05,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:49:05,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055538346] [2024-02-07 14:49:05,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:49:05,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:49:05,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:49:05,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:49:05,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:49:05,435 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 135 [2024-02-07 14:49:05,436 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 131 transitions, 274 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 14:49:05,437 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:49:05,437 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 135 [2024-02-07 14:49:05,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:49:16,134 INFO L124 PetriNetUnfolderBase]: 82960/121927 cut-off events. [2024-02-07 14:49:16,135 INFO L125 PetriNetUnfolderBase]: For 153/153 co-relation queries the response was YES. [2024-02-07 14:49:16,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 235631 conditions, 121927 events. 82960/121927 cut-off events. For 153/153 co-relation queries the response was YES. Maximal size of possible extension queue 4612. Compared 968068 event pairs, 38355 based on Foata normal form. 1540/66426 useless extension candidates. Maximal degree in co-relation 235617. Up to 102122 conditions per place. [2024-02-07 14:49:16,951 INFO L140 encePairwiseOnDemand]: 74/135 looper letters, 87 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-02-07 14:49:16,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 100 transitions, 399 flow [2024-02-07 14:49:16,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:49:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:49:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 220 transitions. [2024-02-07 14:49:16,964 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5432098765432098 [2024-02-07 14:49:16,965 INFO L175 Difference]: Start difference. First operand has 143 places, 131 transitions, 274 flow. Second operand 3 states and 220 transitions. [2024-02-07 14:49:16,966 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 100 transitions, 399 flow [2024-02-07 14:49:16,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 100 transitions, 392 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 14:49:16,976 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 14:49:16,977 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=135, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=83, PETRI_TRANSITIONS=71} [2024-02-07 14:49:16,980 INFO L281 CegarLoopForPetriNet]: 143 programPoint places, -60 predicate places. [2024-02-07 14:49:16,980 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 14:49:16,981 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 14:49:16,981 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:49:16,982 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:49:16,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:49:16,982 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:49:16,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:49:16,984 INFO L85 PathProgramCache]: Analyzing trace with hash 789744165, now seen corresponding path program 1 times [2024-02-07 14:49:16,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:49:16,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933487482] [2024-02-07 14:49:16,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:49:16,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:49:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:49:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:49:17,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:49:17,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933487482] [2024-02-07 14:49:17,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933487482] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:49:17,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:49:17,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:49:17,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135532871] [2024-02-07 14:49:17,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:49:17,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:49:17,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:49:17,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:49:17,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:49:17,054 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 135 [2024-02-07 14:49:17,054 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 71 transitions, 182 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 14:49:17,054 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:49:17,054 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 135 [2024-02-07 14:49:17,054 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:49:26,515 INFO L124 PetriNetUnfolderBase]: 78090/115516 cut-off events. [2024-02-07 14:49:26,516 INFO L125 PetriNetUnfolderBase]: For 6093/6093 co-relation queries the response was YES. [2024-02-07 14:49:26,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 253472 conditions, 115516 events. 78090/115516 cut-off events. For 6093/6093 co-relation queries the response was YES. Maximal size of possible extension queue 4601. Compared 924449 event pairs, 33485 based on Foata normal form. 1489/72908 useless extension candidates. Maximal degree in co-relation 253459. Up to 102122 conditions per place. [2024-02-07 14:49:27,242 INFO L140 encePairwiseOnDemand]: 132/135 looper letters, 86 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2024-02-07 14:49:27,242 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 99 transitions, 420 flow [2024-02-07 14:49:27,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:49:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:49:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 137 transitions. [2024-02-07 14:49:27,244 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.33827160493827163 [2024-02-07 14:49:27,244 INFO L175 Difference]: Start difference. First operand has 83 places, 71 transitions, 182 flow. Second operand 3 states and 137 transitions. [2024-02-07 14:49:27,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 99 transitions, 420 flow [2024-02-07 14:49:27,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 99 transitions, 416 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 14:49:27,247 INFO L231 Difference]: Finished difference. Result has 82 places, 70 transitions, 180 flow [2024-02-07 14:49:27,247 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=135, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=82, PETRI_TRANSITIONS=70} [2024-02-07 14:49:27,248 INFO L281 CegarLoopForPetriNet]: 143 programPoint places, -61 predicate places. [2024-02-07 14:49:27,248 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 70 transitions, 180 flow [2024-02-07 14:49:27,248 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 14:49:27,248 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:49:27,249 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:49:27,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:49:27,249 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:49:27,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:49:27,249 INFO L85 PathProgramCache]: Analyzing trace with hash 789744169, now seen corresponding path program 1 times [2024-02-07 14:49:27,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:49:27,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159930334] [2024-02-07 14:49:27,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:49:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:49:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:49:27,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:49:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:49:27,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:49:27,313 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:49:27,314 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 159 remaining) [2024-02-07 14:49:27,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 159 remaining) [2024-02-07 14:49:27,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 159 remaining) [2024-02-07 14:49:27,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 159 remaining) [2024-02-07 14:49:27,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 159 remaining) [2024-02-07 14:49:27,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 159 remaining) [2024-02-07 14:49:27,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 159 remaining) [2024-02-07 14:49:27,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (151 of 159 remaining) [2024-02-07 14:49:27,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 159 remaining) [2024-02-07 14:49:27,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 159 remaining) [2024-02-07 14:49:27,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 159 remaining) [2024-02-07 14:49:27,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 159 remaining) [2024-02-07 14:49:27,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 159 remaining) [2024-02-07 14:49:27,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 159 remaining) [2024-02-07 14:49:27,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 159 remaining) [2024-02-07 14:49:27,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 159 remaining) [2024-02-07 14:49:27,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 159 remaining) [2024-02-07 14:49:27,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 159 remaining) [2024-02-07 14:49:27,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 159 remaining) [2024-02-07 14:49:27,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 159 remaining) [2024-02-07 14:49:27,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 159 remaining) [2024-02-07 14:49:27,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 159 remaining) [2024-02-07 14:49:27,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 159 remaining) [2024-02-07 14:49:27,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 159 remaining) [2024-02-07 14:49:27,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 159 remaining) [2024-02-07 14:49:27,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 159 remaining) [2024-02-07 14:49:27,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 159 remaining) [2024-02-07 14:49:27,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 159 remaining) [2024-02-07 14:49:27,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 159 remaining) [2024-02-07 14:49:27,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 159 remaining) [2024-02-07 14:49:27,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 159 remaining) [2024-02-07 14:49:27,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 159 remaining) [2024-02-07 14:49:27,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 159 remaining) [2024-02-07 14:49:27,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 159 remaining) [2024-02-07 14:49:27,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 159 remaining) [2024-02-07 14:49:27,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 159 remaining) [2024-02-07 14:49:27,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 159 remaining) [2024-02-07 14:49:27,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 159 remaining) [2024-02-07 14:49:27,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 159 remaining) [2024-02-07 14:49:27,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 159 remaining) [2024-02-07 14:49:27,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 159 remaining) [2024-02-07 14:49:27,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 159 remaining) [2024-02-07 14:49:27,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 159 remaining) [2024-02-07 14:49:27,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 159 remaining) [2024-02-07 14:49:27,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 159 remaining) [2024-02-07 14:49:27,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 159 remaining) [2024-02-07 14:49:27,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 159 remaining) [2024-02-07 14:49:27,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 159 remaining) [2024-02-07 14:49:27,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 159 remaining) [2024-02-07 14:49:27,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 159 remaining) [2024-02-07 14:49:27,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 159 remaining) [2024-02-07 14:49:27,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 159 remaining) [2024-02-07 14:49:27,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 159 remaining) [2024-02-07 14:49:27,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 159 remaining) [2024-02-07 14:49:27,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 159 remaining) [2024-02-07 14:49:27,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 159 remaining) [2024-02-07 14:49:27,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 159 remaining) [2024-02-07 14:49:27,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 159 remaining) [2024-02-07 14:49:27,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 159 remaining) [2024-02-07 14:49:27,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (73 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (69 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 159 remaining) [2024-02-07 14:49:27,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (63 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 159 remaining) [2024-02-07 14:49:27,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 159 remaining) [2024-02-07 14:49:27,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 159 remaining) [2024-02-07 14:49:27,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 159 remaining) [2024-02-07 14:49:27,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 159 remaining) [2024-02-07 14:49:27,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 159 remaining) [2024-02-07 14:49:27,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 159 remaining) [2024-02-07 14:49:27,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 159 remaining) [2024-02-07 14:49:27,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 159 remaining) [2024-02-07 14:49:27,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 159 remaining) [2024-02-07 14:49:27,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 159 remaining) [2024-02-07 14:49:27,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 159 remaining) [2024-02-07 14:49:27,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 159 remaining) [2024-02-07 14:49:27,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 159 remaining) [2024-02-07 14:49:27,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 159 remaining) [2024-02-07 14:49:27,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 159 remaining) [2024-02-07 14:49:27,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 159 remaining) [2024-02-07 14:49:27,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 159 remaining) [2024-02-07 14:49:27,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 159 remaining) [2024-02-07 14:49:27,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 159 remaining) [2024-02-07 14:49:27,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 159 remaining) [2024-02-07 14:49:27,359 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 159 remaining) [2024-02-07 14:49:27,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 14:49:27,360 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 14:49:27,368 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:49:27,368 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:49:27,399 INFO L503 ceAbstractionStarter]: Automizer considered 83 witness invariants [2024-02-07 14:49:27,399 INFO L504 ceAbstractionStarter]: WitnessConsidered=83 [2024-02-07 14:49:27,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:49:27 BasicIcfg [2024-02-07 14:49:27,400 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:49:27,400 INFO L158 Benchmark]: Toolchain (without parser) took 24510.04ms. Allocated memory was 203.4MB in the beginning and 11.3GB in the end (delta: 11.1GB). Free memory was 164.2MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-02-07 14:49:27,401 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 203.4MB. Free memory was 165.9MB in the beginning and 165.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:49:27,401 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 203.4MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:49:27,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.90ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 113.7MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-02-07 14:49:27,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.80ms. Allocated memory is still 203.4MB. Free memory was 113.7MB in the beginning and 110.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:49:27,401 INFO L158 Benchmark]: Boogie Preprocessor took 114.06ms. Allocated memory is still 203.4MB. Free memory was 110.6MB in the beginning and 165.9MB in the end (delta: -55.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 14:49:27,402 INFO L158 Benchmark]: RCFGBuilder took 1093.85ms. Allocated memory was 203.4MB in the beginning and 291.5MB in the end (delta: 88.1MB). Free memory was 165.9MB in the beginning and 160.6MB in the end (delta: 5.3MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. [2024-02-07 14:49:27,402 INFO L158 Benchmark]: TraceAbstraction took 22538.26ms. Allocated memory was 291.5MB in the beginning and 11.3GB in the end (delta: 11.0GB). Free memory was 159.5MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-02-07 14:49:27,404 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 203.4MB. Free memory was 165.9MB in the beginning and 165.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 203.4MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.90ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 113.7MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.80ms. Allocated memory is still 203.4MB. Free memory was 113.7MB in the beginning and 110.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.06ms. Allocated memory is still 203.4MB. Free memory was 110.6MB in the beginning and 165.9MB in the end (delta: -55.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1093.85ms. Allocated memory was 203.4MB in the beginning and 291.5MB in the end (delta: 88.1MB). Free memory was 165.9MB in the beginning and 160.6MB in the end (delta: 5.3MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. * TraceAbstraction took 22538.26ms. Allocated memory was 291.5MB in the beginning and 11.3GB in the end (delta: 11.0GB). Free memory was 159.5MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 758]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L722] 0 int b = 0; [L723] 0 _Bool b$flush_delayed; [L724] 0 int b$mem_tmp; [L725] 0 _Bool b$r_buff0_thd0; [L726] 0 _Bool b$r_buff0_thd1; [L727] 0 _Bool b$r_buff0_thd2; [L728] 0 _Bool b$r_buff0_thd3; [L729] 0 _Bool b$r_buff0_thd4; [L730] 0 _Bool b$r_buff1_thd0; [L731] 0 _Bool b$r_buff1_thd1; [L732] 0 _Bool b$r_buff1_thd2; [L733] 0 _Bool b$r_buff1_thd3; [L734] 0 _Bool b$r_buff1_thd4; [L735] 0 _Bool b$read_delayed; [L736] 0 int *b$read_delayed_var; [L737] 0 int b$w_buff0; [L738] 0 _Bool b$w_buff0_used; [L739] 0 int b$w_buff1; [L740] 0 _Bool b$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L871] 0 pthread_t t1025; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1025={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L872] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L872] FCALL, FORK 0 pthread_create(&t1025, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1025={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[b$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]]]]] [L754] 1 b$w_buff1 = b$w_buff0 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[b$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]]]]] [L755] 1 b$w_buff0 = 1 [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L756] 1 b$w_buff1_used = b$w_buff0_used [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L757] 1 b$w_buff0_used = (_Bool)1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 794]: 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: 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: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: 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: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: 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: 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: 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: 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: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 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. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 239 locations, 159 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: 22.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 21.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 231 IncrementalHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 0 mSDtfsCounter, 231 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=274occurred 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, 0.0s 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 14:49:27,596 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