./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-lit/sssc12-pthread.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/sssc12-pthread.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-lit/sssc12-pthread.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/sssc12-pthread.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 14:25:28,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:25:28,372 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:25:28,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:25:28,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:25:28,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:25:28,522 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:25:28,522 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:25:28,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:25:28,523 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:25:28,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:25:28,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:25:28,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:25:28,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:25:28,525 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:25:28,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:25:28,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:25:28,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:25:28,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:25:28,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:25:28,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:25:28,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:25:28,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:25:28,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:25:28,528 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:25:28,529 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:25:28,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:25:28,529 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:25:28,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:25:28,530 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:25:28,530 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:25:28,530 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:25:28,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:25:28,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:25:28,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:25:28,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:25:28,531 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:25:28,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:25:28,532 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:25:28,532 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:25:28,532 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:25:28,533 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:25:28,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:25:28,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:25:28,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:25:28,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:25:28,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:25:28,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:25:28,813 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:25:28,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12-pthread.i [2024-02-07 14:25:29,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:25:30,328 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:25:30,329 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12-pthread.i [2024-02-07 14:25:30,349 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169015dfa/d89faa5671fb44ed8b32fa4277ac55fb/FLAG902f34415 [2024-02-07 14:25:30,368 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169015dfa/d89faa5671fb44ed8b32fa4277ac55fb [2024-02-07 14:25:30,370 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:25:30,371 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:25:30,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/sssc12-pthread.yml/witness.yml [2024-02-07 14:25:30,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:25:30,503 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:25:30,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:25:30,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:25:30,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:25:30,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:25:30" (1/2) ... [2024-02-07 14:25:30,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d79d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:25:30, skipping insertion in model container [2024-02-07 14:25:30,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:25:30" (1/2) ... [2024-02-07 14:25:30,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63ab601e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:25:30, skipping insertion in model container [2024-02-07 14:25:30,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:25:30" (2/2) ... [2024-02-07 14:25:30,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d79d60 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:25:30, skipping insertion in model container [2024-02-07 14:25:30,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:25:30" (2/2) ... [2024-02-07 14:25:30,514 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:25:30,630 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:25:30,632 INFO L76 edCorrectnessWitness]: Location invariant before [L1043-L1043] ((c <= 2147483637) && ((int )next <= 2147483637)) && (0 == end) [2024-02-07 14:25:30,632 INFO L76 edCorrectnessWitness]: Location invariant before [L1039-L1039] ((((((2147483648LL + (long long )c) + (long long )end >= 0LL) && ((2147483648LL - (long long )c) + (long long )end >= 0LL)) && ((2147483647LL + (long long )c) - (long long )end >= 0LL)) && ((2147483647LL - (long long )c) - (long long )end >= 0LL)) && (0 == c)) && (c == 0) [2024-02-07 14:25:30,632 INFO L76 edCorrectnessWitness]: Location invariant before [L1049-L1049] ((-1LL - (long long )c) + (long long )end >= 0LL) && ((((((-2147483644 <= c && c <= 2147483641) || (-2147483645 <= c && c <= 2147483640)) || (-2147483646 <= c && c <= 2147483639)) || (-2147483647 <= c && c <= 2147483638)) || c <= 2147483637) || (-2147483643 <= c && c <= 2147483646)) [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1048-L1048] ((-1LL - (long long )c) + (long long )end >= 0LL) && ((((((-2147483644 <= c && c <= 2147483641) || (-2147483645 <= c && c <= 2147483640)) || (-2147483646 <= c && c <= 2147483639)) || (-2147483647 <= c && c <= 2147483638)) || c <= 2147483637) || (-2147483643 <= c && c <= 2147483646)) [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1041-L1041] ((((((((0LL - (long long )c) + (long long )end >= 0LL) && ((long long )c + (long long )end >= 0LL)) && ((0LL - (long long )c) - (long long )end >= 0LL)) && ((long long )c - (long long )end >= 0LL)) && (0 == c)) && (0 == end)) && (c == end)) && (end == 0) [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1040-L1040] ((((((((0LL - (long long )c) + (long long )end >= 0LL) && ((long long )c + (long long )end >= 0LL)) && ((0LL - (long long )c) - (long long )end >= 0LL)) && ((long long )c - (long long )end >= 0LL)) && (0 == c)) && (0 == end)) && (c == end)) && (end == 0) [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1051-L1051] (long long )c - (long long )end >= 0LL [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1038-L1038] ((((4294967296LL + (long long )c) + (long long )end >= 0LL) && ((4294967295LL - (long long )c) + (long long )end >= 0LL)) && ((4294967295LL + (long long )c) - (long long )end >= 0LL)) && ((4294967294LL - (long long )c) - (long long )end >= 0LL) [2024-02-07 14:25:30,633 INFO L76 edCorrectnessWitness]: Location invariant before [L1047-L1047] (((0 <= c) && ((-1LL + (long long )c) + (long long )end >= 0LL)) && ((-1LL - (long long )c) + (long long )end >= 0LL)) && (((((c <= 2147483646 || c <= 2147483641) || c <= 2147483640) || c <= 2147483639) || c <= 2147483638) || c <= 2147483637) [2024-02-07 14:25:30,634 INFO L76 edCorrectnessWitness]: Location invariant before [L1042-L1042] ((((((((int )next <= 2147483637) && ((0LL - (long long )c) + (long long )end >= 0LL)) && ((long long )c + (long long )end >= 0LL)) && ((0LL - (long long )c) - (long long )end >= 0LL)) && ((long long )c - (long long )end >= 0LL)) && (0 == c)) && (0 == end)) && (c == end) [2024-02-07 14:25:30,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:25:31,143 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-lit/sssc12-pthread.i[47777,47790] [2024-02-07 14:25:31,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:25:31,181 INFO L203 MainTranslator]: Completed pre-run [2024-02-07 14:25:31,228 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-lit/sssc12-pthread.i[47777,47790] Start Parsing Local Start Parsing Local 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 14:25:31,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:25:31,374 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:25:31,374 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:25:31 WrapperNode [2024-02-07 14:25:31,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:25:31,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:25:31,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:25:31,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:25:31,383 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,416 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,457 INFO L138 Inliner]: procedures = 273, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-02-07 14:25:31,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:25:31,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:25:31,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:25:31,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:25:31,476 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,476 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,480 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,494 INFO L175 MemorySlicer]: Split 9 memory accesses to 4 slices as follows [2, 5, 1, 1]. 56 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0, 0]. The 2 writes are split as follows [0, 0, 1, 1]. [2024-02-07 14:25:31,494 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,499 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,509 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,516 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,519 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,520 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:25:31,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:25:31,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:25:31,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:25:31,538 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 02:25:31" (1/1) ... [2024-02-07 14:25:31,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:25:31,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:25:31,564 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 14:25:31,574 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 14:25:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-02-07 14:25:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:25:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:25:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:25:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:25:31,605 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 14:25:31,726 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:25:31,728 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:25:31,929 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:25:31,930 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:25:32,068 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:25:32,068 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-07 14:25:32,069 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:25:32 BoogieIcfgContainer [2024-02-07 14:25:32,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:25:32,071 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:25:32,071 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:25:32,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:25:32,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:25:30" (1/4) ... [2024-02-07 14:25:32,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8b3975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:25:32, skipping insertion in model container [2024-02-07 14:25:32,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:25:30" (2/4) ... [2024-02-07 14:25:32,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8b3975 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:25:32, skipping insertion in model container [2024-02-07 14:25:32,075 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 02:25:31" (3/4) ... [2024-02-07 14:25:32,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8b3975 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:25:32, skipping insertion in model container [2024-02-07 14:25:32,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:25:32" (4/4) ... [2024-02-07 14:25:32,077 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12-pthread.i [2024-02-07 14:25:32,091 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:25:32,091 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-02-07 14:25:32,091 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:25:32,158 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:25:32,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 40 places, 40 transitions, 84 flow [2024-02-07 14:25:32,240 INFO L124 PetriNetUnfolderBase]: 3/42 cut-off events. [2024-02-07 14:25:32,242 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:25:32,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 42 events. 3/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 51 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2024-02-07 14:25:32,246 INFO L82 GeneralOperation]: Start removeDead. Operand has 40 places, 40 transitions, 84 flow [2024-02-07 14:25:32,249 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 40 places, 40 transitions, 84 flow [2024-02-07 14:25:32,259 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:25:32,265 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;@8e9acfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:25:32,265 INFO L358 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2024-02-07 14:25:32,270 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:25:32,270 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-02-07 14:25:32,270 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:25:32,270 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:25:32,271 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:25:32,271 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 20 more)] === [2024-02-07 14:25:32,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:25:32,277 INFO L85 PathProgramCache]: Analyzing trace with hash 255614589, now seen corresponding path program 1 times [2024-02-07 14:25:32,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:25:32,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685555111] [2024-02-07 14:25:32,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:25:32,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:25:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:25:32,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:25:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:25:32,530 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:25:32,543 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:25:32,544 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 23 remaining) [2024-02-07 14:25:32,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 23 remaining) [2024-02-07 14:25:32,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 23 remaining) [2024-02-07 14:25:32,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 23 remaining) [2024-02-07 14:25:32,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 23 remaining) [2024-02-07 14:25:32,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 23 remaining) [2024-02-07 14:25:32,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 23 remaining) [2024-02-07 14:25:32,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 23 remaining) [2024-02-07 14:25:32,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 23 remaining) [2024-02-07 14:25:32,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 23 remaining) [2024-02-07 14:25:32,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONERROR_FUNCTION (12 of 23 remaining) [2024-02-07 14:25:32,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 23 remaining) [2024-02-07 14:25:32,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 23 remaining) [2024-02-07 14:25:32,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 23 remaining) [2024-02-07 14:25:32,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 23 remaining) [2024-02-07 14:25:32,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 23 remaining) [2024-02-07 14:25:32,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 23 remaining) [2024-02-07 14:25:32,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 23 remaining) [2024-02-07 14:25:32,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 23 remaining) [2024-02-07 14:25:32,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 23 remaining) [2024-02-07 14:25:32,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONERROR_FUNCTION (2 of 23 remaining) [2024-02-07 14:25:32,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 23 remaining) [2024-02-07 14:25:32,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 23 remaining) [2024-02-07 14:25:32,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:25:32,556 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:25:32,567 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:25:32,567 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:25:32,588 INFO L503 ceAbstractionStarter]: Automizer considered 10 witness invariants [2024-02-07 14:25:32,588 INFO L504 ceAbstractionStarter]: WitnessConsidered=10 [2024-02-07 14:25:32,590 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:25:32 BasicIcfg [2024-02-07 14:25:32,590 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:25:32,594 INFO L158 Benchmark]: Toolchain (without parser) took 2088.14ms. Allocated memory is still 190.8MB. Free memory was 154.1MB in the beginning and 145.3MB in the end (delta: 8.7MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-02-07 14:25:32,595 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 82.1MB in the beginning and 82.0MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:25:32,595 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:25:32,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 871.19ms. Allocated memory is still 190.8MB. Free memory was 154.1MB in the beginning and 112.1MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-02-07 14:25:32,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.22ms. Allocated memory is still 190.8MB. Free memory was 112.1MB in the beginning and 109.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:25:32,597 INFO L158 Benchmark]: Boogie Preprocessor took 71.21ms. Allocated memory is still 190.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:25:32,600 INFO L158 Benchmark]: RCFGBuilder took 532.70ms. Allocated memory is still 190.8MB. Free memory was 106.9MB in the beginning and 74.4MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-02-07 14:25:32,600 INFO L158 Benchmark]: TraceAbstraction took 518.98ms. Allocated memory is still 190.8MB. Free memory was 73.3MB in the beginning and 145.3MB in the end (delta: -72.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:25:32,604 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 82.1MB in the beginning and 82.0MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 871.19ms. Allocated memory is still 190.8MB. Free memory was 154.1MB in the beginning and 112.1MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.22ms. Allocated memory is still 190.8MB. Free memory was 112.1MB in the beginning and 109.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.21ms. Allocated memory is still 190.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 532.70ms. Allocated memory is still 190.8MB. Free memory was 106.9MB in the beginning and 74.4MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 518.98ms. Allocated memory is still 190.8MB. Free memory was 73.3MB in the beginning and 145.3MB in the end (delta: -72.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1038]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1032] 0 int *data; [L1033] 0 volatile int len; [L1034] 0 volatile int next; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1035] 0 pthread_mutex_t lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1054] 0 pthread_t t; [L1055] 0 next = 0 [L1056] 0 len = __VERIFIER_nondet_int() [L1057] CALL 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1021] COND FALSE 0 !(!cond) [L1057] RET 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1058] 0 data = malloc(sizeof(int) * len) [L1059] COND TRUE 0 1 [L1060] FCALL, FORK 0 pthread_create(&t, 0, thr, 0) VAL [data={-2:0}, len=5, lock={3:0}, next=0, t={5:0}] [L1037] 1 int c, end; VAL [arg={0:0}, arg={0:0}, data={-2:0}, len=5, lock={3:0}, next=0] [L1038] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967296LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967294LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]]]]] VAL [arg={0:0}, arg={0:0}, c=0, data={-2:0}, end=-4294967297, len=5, lock={3:0}, next=0] - UnprovableResult [Line: 1060]: 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: 1039]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1040]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1041]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1042]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1043]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1047]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1051]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: 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: 1048]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1049]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 70 locations, 23 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 0, 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, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 14:25:32,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE