./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix035_power.opt_rmo.opt.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/mix035_power.opt_rmo.opt.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/mix035_power.opt_rmo.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix035_power.opt_rmo.opt.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 14:48:37,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:48:37,615 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:48:37,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:48:37,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:48:37,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:48:37,643 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:48:37,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:48:37,644 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:48:37,644 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:48:37,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:48:37,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:48:37,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:48:37,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:48:37,646 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:48:37,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:48:37,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:48:37,647 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:48:37,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:48:37,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:48:37,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:48:37,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:48:37,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:48:37,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:48:37,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:48:37,649 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:48:37,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:48:37,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:48:37,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:48:37,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:48:37,650 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:48:37,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:48:37,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:48:37,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:48:37,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:48:37,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:48:37,652 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:48:37,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:48:37,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:48:37,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:48:37,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:48:37,653 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:48:37,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:48:37,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:48:37,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:48:37,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:48:37,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:48:37,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:48:37,903 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:48:37,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix035_power.opt_rmo.opt.i [2024-02-07 14:48:38,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:48:39,215 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:48:39,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix035_power.opt_rmo.opt.i [2024-02-07 14:48:39,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fe4cdf5d/fd2399690a4d484181c8f4539335ad50/FLAGfc7fdd8b9 [2024-02-07 14:48:39,249 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fe4cdf5d/fd2399690a4d484181c8f4539335ad50 [2024-02-07 14:48:39,253 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:48:39,254 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:48:39,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix035_power.opt_rmo.opt.yml/witness.yml [2024-02-07 14:48:39,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:48:39,377 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:48:39,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:48:39,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:48:39,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:48:39,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:48:39" (1/2) ... [2024-02-07 14:48:39,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed3ad02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:39, skipping insertion in model container [2024-02-07 14:48:39,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:48:39" (1/2) ... [2024-02-07 14:48:39,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10a5401b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:39, skipping insertion in model container [2024-02-07 14:48:39,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:39" (2/2) ... [2024-02-07 14:48:39,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed3ad02 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:39, skipping insertion in model container [2024-02-07 14:48:39,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:39" (2/2) ... [2024-02-07 14:48:39,388 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:48:39,507 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:48:39,508 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] ((((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && ((__unbuffered_p1_EAX == 0 && (__unbuffered_p2_EAX == 1 || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) || (((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p2_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p2_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) [2024-02-07 14:48:39,508 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] (x$r_buff0_thd1 == (_Bool)0) && (x$r_buff1_thd0 == (_Bool)0) [2024-02-07 14:48:39,508 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,508 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] a == 1 [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (((0 <= x) && (x <= 1)) && (x$r_buff1_thd1 == (_Bool)0)) && (x == 0 || x == 1) [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] 1 <= __unbuffered_cnt [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] z == 1 [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:48:39,509 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] (x$r_buff1_thd1 == (_Bool)0) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] 1 <= __unbuffered_cnt [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:48:39,510 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:48:39,511 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] (x$r_buff0_thd3 == (_Bool)0) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) [2024-02-07 14:48:39,511 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:48:39,511 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] 0 <= __unbuffered_cnt [2024-02-07 14:48:39,511 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] 0 <= __unbuffered_cnt [2024-02-07 14:48:39,511 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] 0 <= __unbuffered_cnt [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 14:48:39,512 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:48:39,513 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,513 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 14:48:39,513 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:48:39,513 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] x$flush_delayed == (_Bool)0 [2024-02-07 14:48:39,513 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] 1 <= __unbuffered_cnt [2024-02-07 14:48:39,514 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) [2024-02-07 14:48:39,514 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:39,514 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 14:48:39,515 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:48:39,515 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:48:39,515 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] y == 1 [2024-02-07 14:48:39,515 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] ((0 <= x$w_buff1) && (x$w_buff1 <= 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1) [2024-02-07 14:48:39,515 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:48:39,516 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:48:39,516 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:39,516 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] x$r_buff0_thd2 == (_Bool)1 [2024-02-07 14:48:39,516 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] ((0 <= x$w_buff0) && (x$w_buff0 <= 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1) [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] (x$r_buff1_thd3 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:48:39,517 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,518 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] (x$r_buff1_thd3 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd3 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,518 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] 0 <= __unbuffered_cnt [2024-02-07 14:48:39,518 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] (x$r_buff0_thd3 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,519 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 14:48:39,519 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:48:39,519 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] x$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:48:39,519 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] (x$w_buff0 == 1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,520 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:48:39,520 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] ((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) [2024-02-07 14:48:39,520 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:39,520 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 14:48:39,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:48:39,724 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/mix035_power.opt_rmo.opt.i[1001,1014] [2024-02-07 14:48:39,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:48:39,920 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:48:39,945 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/mix035_power.opt_rmo.opt.i[1001,1014] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 14:48:40,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:48:40,136 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:48:40,136 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40 WrapperNode [2024-02-07 14:48:40,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:48:40,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:48:40,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:48:40,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:48:40,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,191 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2024-02-07 14:48:40,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:48:40,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:48:40,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:48:40,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:48:40,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,205 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,238 INFO L175 MemorySlicer]: Split 5 memory accesses to 4 slices as follows [2, 1, 1, 1]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 14:48:40,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:48:40,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:48:40,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:48:40,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:48:40,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (1/1) ... [2024-02-07 14:48:40,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:48:40,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:48:40,338 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 14:48:40,359 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 14:48:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:48:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:48:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:48:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:48:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:48:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:48:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:48:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:48:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:48:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:48:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:48:40,391 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 14:48:40,528 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:48:40,531 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:48:40,946 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:48:40,947 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:48:41,272 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:48:41,272 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:48:41,273 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:48:41 BoogieIcfgContainer [2024-02-07 14:48:41,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:48:41,275 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:48:41,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:48:41,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:48:41,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:48:39" (1/4) ... [2024-02-07 14:48:41,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b82750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:48:41, skipping insertion in model container [2024-02-07 14:48:41,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:39" (2/4) ... [2024-02-07 14:48:41,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b82750 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:48:41, skipping insertion in model container [2024-02-07 14:48:41,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:40" (3/4) ... [2024-02-07 14:48:41,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b82750 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:48:41, skipping insertion in model container [2024-02-07 14:48:41,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:48:41" (4/4) ... [2024-02-07 14:48:41,282 INFO L112 eAbstractionObserver]: Analyzing ICFG mix035_power.opt_rmo.opt.i [2024-02-07 14:48:41,296 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:48:41,296 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2024-02-07 14:48:41,296 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:48:41,381 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:48:41,413 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 116 places, 107 transitions, 226 flow [2024-02-07 14:48:41,462 INFO L124 PetriNetUnfolderBase]: 1/104 cut-off events. [2024-02-07 14:48:41,463 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:48:41,468 INFO L83 FinitePrefix]: Finished finitePrefix Result has 114 conditions, 104 events. 1/104 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 478 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 106. Up to 2 conditions per place. [2024-02-07 14:48:41,468 INFO L82 GeneralOperation]: Start removeDead. Operand has 116 places, 107 transitions, 226 flow [2024-02-07 14:48:41,472 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 104 transitions, 217 flow [2024-02-07 14:48:41,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:48:41,491 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;@1c8d7fff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:48:41,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 123 error locations. [2024-02-07 14:48:41,495 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:48:41,496 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2024-02-07 14:48:41,496 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:48:41,496 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:48:41,497 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 14:48:41,497 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-02-07 14:48:41,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:48:41,504 INFO L85 PathProgramCache]: Analyzing trace with hash 21285197, now seen corresponding path program 1 times [2024-02-07 14:48:41,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:48:41,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482051301] [2024-02-07 14:48:41,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:48:41,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:48:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:48:41,683 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 14:48:41,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:48:41,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482051301] [2024-02-07 14:48:41,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482051301] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:48:41,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:48:41,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:48:41,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171283886] [2024-02-07 14:48:41,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:48:41,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-02-07 14:48:41,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:48:41,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-02-07 14:48:41,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-02-07 14:48:41,720 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 107 [2024-02-07 14:48:41,722 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 104 transitions, 217 flow. Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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 14:48:41,723 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:48:41,723 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 107 [2024-02-07 14:48:41,728 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:48:46,135 INFO L124 PetriNetUnfolderBase]: 28275/41920 cut-off events. [2024-02-07 14:48:46,136 INFO L125 PetriNetUnfolderBase]: For 60/60 co-relation queries the response was YES. [2024-02-07 14:48:46,206 INFO L83 FinitePrefix]: Finished finitePrefix Result has 81411 conditions, 41920 events. 28275/41920 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 2702. Compared 324394 event pairs, 28275 based on Foata normal form. 480/19181 useless extension candidates. Maximal degree in co-relation 81400. Up to 39341 conditions per place. [2024-02-07 14:48:46,389 INFO L140 encePairwiseOnDemand]: 74/107 looper letters, 46 selfloop transitions, 0 changer transitions 0/57 dead transitions. [2024-02-07 14:48:46,390 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 57 transitions, 215 flow [2024-02-07 14:48:46,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-02-07 14:48:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-02-07 14:48:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 107 transitions. [2024-02-07 14:48:46,400 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5 [2024-02-07 14:48:46,401 INFO L175 Difference]: Start difference. First operand has 113 places, 104 transitions, 217 flow. Second operand 2 states and 107 transitions. [2024-02-07 14:48:46,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 57 transitions, 215 flow [2024-02-07 14:48:46,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 57 transitions, 212 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 14:48:46,410 INFO L231 Difference]: Finished difference. Result has 65 places, 57 transitions, 120 flow [2024-02-07 14:48:46,412 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=120, PETRI_PLACES=65, PETRI_TRANSITIONS=57} [2024-02-07 14:48:46,414 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -48 predicate places. [2024-02-07 14:48:46,415 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 57 transitions, 120 flow [2024-02-07 14:48:46,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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 14:48:46,415 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:48:46,415 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:48:46,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:48:46,416 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-02-07 14:48:46,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:48:46,417 INFO L85 PathProgramCache]: Analyzing trace with hash 659841892, now seen corresponding path program 1 times [2024-02-07 14:48:46,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:48:46,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516304492] [2024-02-07 14:48:46,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:48:46,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:48:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:48:46,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:48:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:48:46,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:48:46,493 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:48:46,495 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 123 remaining) [2024-02-07 14:48:46,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 123 remaining) [2024-02-07 14:48:46,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 123 remaining) [2024-02-07 14:48:46,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 123 remaining) [2024-02-07 14:48:46,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 123 remaining) [2024-02-07 14:48:46,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 123 remaining) [2024-02-07 14:48:46,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 123 remaining) [2024-02-07 14:48:46,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 123 remaining) [2024-02-07 14:48:46,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 123 remaining) [2024-02-07 14:48:46,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 123 remaining) [2024-02-07 14:48:46,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 123 remaining) [2024-02-07 14:48:46,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (99 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 123 remaining) [2024-02-07 14:48:46,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 123 remaining) [2024-02-07 14:48:46,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 123 remaining) [2024-02-07 14:48:46,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 123 remaining) [2024-02-07 14:48:46,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 123 remaining) [2024-02-07 14:48:46,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 123 remaining) [2024-02-07 14:48:46,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 123 remaining) [2024-02-07 14:48:46,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 123 remaining) [2024-02-07 14:48:46,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 123 remaining) [2024-02-07 14:48:46,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 123 remaining) [2024-02-07 14:48:46,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 123 remaining) [2024-02-07 14:48:46,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 123 remaining) [2024-02-07 14:48:46,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 123 remaining) [2024-02-07 14:48:46,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 123 remaining) [2024-02-07 14:48:46,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 123 remaining) [2024-02-07 14:48:46,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 123 remaining) [2024-02-07 14:48:46,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 123 remaining) [2024-02-07 14:48:46,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 123 remaining) [2024-02-07 14:48:46,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 123 remaining) [2024-02-07 14:48:46,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (55 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 123 remaining) [2024-02-07 14:48:46,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 123 remaining) [2024-02-07 14:48:46,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (30 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 123 remaining) [2024-02-07 14:48:46,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 123 remaining) [2024-02-07 14:48:46,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 123 remaining) [2024-02-07 14:48:46,517 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 123 remaining) [2024-02-07 14:48:46,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:48:46,518 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:48:46,523 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:48:46,524 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:48:46,585 INFO L503 ceAbstractionStarter]: Automizer considered 65 witness invariants [2024-02-07 14:48:46,589 INFO L504 ceAbstractionStarter]: WitnessConsidered=65 [2024-02-07 14:48:46,590 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:48:46 BasicIcfg [2024-02-07 14:48:46,591 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:48:46,592 INFO L158 Benchmark]: Toolchain (without parser) took 7214.33ms. Allocated memory was 176.2MB in the beginning and 968.9MB in the end (delta: 792.7MB). Free memory was 116.9MB in the beginning and 482.3MB in the end (delta: -365.4MB). Peak memory consumption was 429.0MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,592 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:48:46,593 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:48:46,593 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.50ms. Allocated memory is still 176.2MB. Free memory was 116.9MB in the beginning and 66.6MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.04ms. Allocated memory is still 176.2MB. Free memory was 66.6MB in the beginning and 63.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,594 INFO L158 Benchmark]: Boogie Preprocessor took 88.16ms. Allocated memory is still 176.2MB. Free memory was 63.1MB in the beginning and 59.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,594 INFO L158 Benchmark]: RCFGBuilder took 993.07ms. Allocated memory was 176.2MB in the beginning and 268.4MB in the end (delta: 92.3MB). Free memory was 59.6MB in the beginning and 220.0MB in the end (delta: -160.4MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,595 INFO L158 Benchmark]: TraceAbstraction took 5315.92ms. Allocated memory was 268.4MB in the beginning and 968.9MB in the end (delta: 700.4MB). Free memory was 218.9MB in the beginning and 482.3MB in the end (delta: -263.4MB). Peak memory consumption was 437.0MB. Max. memory is 16.1GB. [2024-02-07 14:48:46,596 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.50ms. Allocated memory is still 176.2MB. Free memory was 116.9MB in the beginning and 66.6MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.04ms. Allocated memory is still 176.2MB. Free memory was 66.6MB in the beginning and 63.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.16ms. Allocated memory is still 176.2MB. Free memory was 63.1MB in the beginning and 59.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 993.07ms. Allocated memory was 176.2MB in the beginning and 268.4MB in the end (delta: 92.3MB). Free memory was 59.6MB in the beginning and 220.0MB in the end (delta: -160.4MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5315.92ms. Allocated memory was 268.4MB in the beginning and 968.9MB in the end (delta: 700.4MB). Free memory was 218.9MB in the beginning and 482.3MB in the end (delta: -263.4MB). Peak memory consumption was 437.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 754]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p2_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L725] 0 _Bool x$flush_delayed; [L726] 0 int x$mem_tmp; [L727] 0 _Bool x$r_buff0_thd0; [L728] 0 _Bool x$r_buff0_thd1; [L729] 0 _Bool x$r_buff0_thd2; [L730] 0 _Bool x$r_buff0_thd3; [L731] 0 _Bool x$r_buff1_thd0; [L732] 0 _Bool x$r_buff1_thd1; [L733] 0 _Bool x$r_buff1_thd2; [L734] 0 _Bool x$r_buff1_thd3; [L735] 0 _Bool x$read_delayed; [L736] 0 int *x$read_delayed_var; [L737] 0 int x$w_buff0; [L738] 0 _Bool x$w_buff0_used; [L739] 0 int x$w_buff1; [L740] 0 _Bool x$w_buff1_used; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L841] 0 pthread_t t916; [L842] FCALL, FORK 0 pthread_create(&t916, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t916={3:0}, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L750] 1 a = 1 [L751] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[a],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L753] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 783]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 784]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 798]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 823]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 826]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 844]: 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: 842]: 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: 846]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 186 locations, 123 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 5.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 0 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:48:46,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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