./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.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_variant.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/sssc12_variant.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:05:12,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:05:13,028 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:05:13,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:05:13,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:05:13,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:05:13,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:05:13,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:05:13,060 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:05:13,064 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:05:13,064 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:05:13,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:05:13,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:05:13,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:05:13,066 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:05:13,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:05:13,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:05:13,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:05:13,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:05:13,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:05:13,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:05:13,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:05:13,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:05:13,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:05:13,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:05:13,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:05:13,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:05:13,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:05:13,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:05:13,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:05:13,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:05:13,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:05:13,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:05:13,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:05:13,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:05:13,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:05:13,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:05:13,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:05:13,073 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:05:13,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:05:13,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:05:13,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:05:13,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:05:13,074 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:05:13,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:05:13,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:05:13,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:05:13,356 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:05:13,356 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:05:13,357 INFO L431 ainManager$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_variant.yml/witness.yml [2024-02-07 19:05:13,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:05:13,626 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:05:13,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-02-07 19:05:15,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:05:15,381 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:05:15,381 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-02-07 19:05:15,401 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb828e8b4/f3dac8ab6f984013a1ea7c5a50c6cced/FLAGeb0ff6ccf [2024-02-07 19:05:15,418 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb828e8b4/f3dac8ab6f984013a1ea7c5a50c6cced [2024-02-07 19:05:15,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:05:15,420 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:05:15,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:05:15,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:05:15,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:05:15,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:13" (1/2) ... [2024-02-07 19:05:15,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a59a0ef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:05:15, skipping insertion in model container [2024-02-07 19:05:15,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:13" (1/2) ... [2024-02-07 19:05:15,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a9a4246 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:05:15, skipping insertion in model container [2024-02-07 19:05:15,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:05:15" (2/2) ... [2024-02-07 19:05:15,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a59a0ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:15, skipping insertion in model container [2024-02-07 19:05:15,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:05:15" (2/2) ... [2024-02-07 19:05:15,431 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:05:15,533 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:05:15,535 INFO L76 edCorrectnessWitness]: Location invariant before [L1037-L1037] (long long )c - (long long )end >= 0LL [2024-02-07 19:05:15,535 INFO L76 edCorrectnessWitness]: Location invariant before [L1024-L1024] ((((((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 19:05:15,535 INFO L76 edCorrectnessWitness]: Location invariant before [L1035-L1035] (c <= 2147483646) && ((-1LL - (long long )c) + (long long )end >= 0LL) [2024-02-07 19:05:15,535 INFO L76 edCorrectnessWitness]: Location invariant before [L1025-L1025] ((((((((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 19:05:15,535 INFO L76 edCorrectnessWitness]: Location invariant before [L1026-L1026] ((((((((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 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1034-L1034] (c <= 2147483646) && ((-1LL - (long long )c) + (long long )end >= 0LL) [2024-02-07 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1019-L1019] (int )lock == 0 [2024-02-07 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1027-L1027] (((((((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 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1028-L1028] 0 == end [2024-02-07 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1033-L1033] (c <= 2147483646) && ((-1LL - (long long )c) + (long long )end >= 0LL) [2024-02-07 19:05:15,536 INFO L76 edCorrectnessWitness]: Location invariant before [L1023-L1023] ((((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 19:05:15,537 INFO L76 edCorrectnessWitness]: Location invariant before [L1032-L1032] (c <= 2147483646) && ((-1LL - (long long )c) + (long long )end >= 0LL) [2024-02-07 19:05:15,537 INFO L76 edCorrectnessWitness]: Location invariant before [L1013-L1013] (int )lock == 1 [2024-02-07 19:05:15,685 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:05:16,323 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_variant.i[46865,46878] [2024-02-07 19:05:16,346 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:05:16,354 INFO L206 MainTranslator]: Completed pre-run [2024-02-07 19:05:16,402 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_variant.i[46865,46878] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:05:16,463 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:05:16,529 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:05:16,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16 WrapperNode [2024-02-07 19:05:16,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:05:16,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:05:16,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:05:16,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:05:16,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,586 INFO L138 Inliner]: procedures = 275, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-02-07 19:05:16,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:05:16,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:05:16,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:05:16,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:05:16,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,607 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,620 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 3, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-02-07 19:05:16,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:05:16,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:05:16,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:05:16,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:05:16,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (1/1) ... [2024-02-07 19:05:16,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:05:16,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:05:16,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 19:05:16,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 19:05:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:05:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-02-07 19:05:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:05:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:05:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:05:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:05:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:05:16,727 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 19:05:16,844 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:05:16,846 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:05:17,075 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:05:17,076 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:05:17,203 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:05:17,204 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-07 19:05:17,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:05:17 BoogieIcfgContainer [2024-02-07 19:05:17,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:05:17,209 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:05:17,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:05:17,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:05:17,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:13" (1/4) ... [2024-02-07 19:05:17,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d24a37 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:05:17, skipping insertion in model container [2024-02-07 19:05:17,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:05:15" (2/4) ... [2024-02-07 19:05:17,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d24a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:05:17, skipping insertion in model container [2024-02-07 19:05:17,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:16" (3/4) ... [2024-02-07 19:05:17,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d24a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:05:17, skipping insertion in model container [2024-02-07 19:05:17,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:05:17" (4/4) ... [2024-02-07 19:05:17,215 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2024-02-07 19:05:17,233 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:05:17,233 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-02-07 19:05:17,234 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:05:17,290 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:05:17,321 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 45 transitions, 94 flow [2024-02-07 19:05:17,348 INFO L124 PetriNetUnfolderBase]: 3/47 cut-off events. [2024-02-07 19:05:17,348 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:05:17,351 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 47 events. 3/47 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 59 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 42. Up to 2 conditions per place. [2024-02-07 19:05:17,351 INFO L82 GeneralOperation]: Start removeDead. Operand has 45 places, 45 transitions, 94 flow [2024-02-07 19:05:17,354 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 45 places, 45 transitions, 94 flow [2024-02-07 19:05:17,369 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:05:17,376 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;@2a835dee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:05:17,377 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-02-07 19:05:17,382 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:05:17,382 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-02-07 19:05:17,382 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:05:17,383 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:05:17,383 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:05:17,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 26 more)] === [2024-02-07 19:05:17,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:05:17,390 INFO L85 PathProgramCache]: Analyzing trace with hash 302711019, now seen corresponding path program 1 times [2024-02-07 19:05:17,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:05:17,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572381187] [2024-02-07 19:05:17,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:05:17,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:05:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:05:17,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:05:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:05:17,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:05:17,630 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:05:17,632 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 29 remaining) [2024-02-07 19:05:17,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 29 remaining) [2024-02-07 19:05:17,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 29 remaining) [2024-02-07 19:05:17,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 29 remaining) [2024-02-07 19:05:17,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 29 remaining) [2024-02-07 19:05:17,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 29 remaining) [2024-02-07 19:05:17,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 29 remaining) [2024-02-07 19:05:17,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 29 remaining) [2024-02-07 19:05:17,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 29 remaining) [2024-02-07 19:05:17,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 29 remaining) [2024-02-07 19:05:17,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 29 remaining) [2024-02-07 19:05:17,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 29 remaining) [2024-02-07 19:05:17,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 29 remaining) [2024-02-07 19:05:17,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 29 remaining) [2024-02-07 19:05:17,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONERROR_FUNCTION (14 of 29 remaining) [2024-02-07 19:05:17,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 29 remaining) [2024-02-07 19:05:17,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 29 remaining) [2024-02-07 19:05:17,640 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 29 remaining) [2024-02-07 19:05:17,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 29 remaining) [2024-02-07 19:05:17,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 29 remaining) [2024-02-07 19:05:17,641 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 29 remaining) [2024-02-07 19:05:17,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 29 remaining) [2024-02-07 19:05:17,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 29 remaining) [2024-02-07 19:05:17,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 29 remaining) [2024-02-07 19:05:17,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 29 remaining) [2024-02-07 19:05:17,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 29 remaining) [2024-02-07 19:05:17,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 29 remaining) [2024-02-07 19:05:17,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONERROR_FUNCTION (1 of 29 remaining) [2024-02-07 19:05:17,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 29 remaining) [2024-02-07 19:05:17,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:05:17,645 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:05:17,653 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:05:17,654 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:05:17,681 INFO L503 ceAbstractionStarter]: Automizer considered 13 witness invariants [2024-02-07 19:05:17,682 INFO L504 ceAbstractionStarter]: WitnessConsidered=13 [2024-02-07 19:05:17,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:05:17 BasicIcfg [2024-02-07 19:05:17,682 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:05:17,684 INFO L158 Benchmark]: Toolchain (without parser) took 2263.54ms. Allocated memory is still 184.5MB. Free memory was 106.2MB in the beginning and 58.2MB in the end (delta: 47.9MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,684 INFO L158 Benchmark]: Witness Parser took 0.43ms. Allocated memory is still 184.5MB. Free memory is still 140.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:05:17,684 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 154.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:05:17,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.07ms. Allocated memory is still 184.5MB. Free memory was 105.9MB in the beginning and 124.1MB in the end (delta: -18.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.11ms. Allocated memory is still 184.5MB. Free memory was 124.1MB in the beginning and 121.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,685 INFO L158 Benchmark]: Boogie Preprocessor took 50.76ms. Allocated memory is still 184.5MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,686 INFO L158 Benchmark]: RCFGBuilder took 555.55ms. Allocated memory is still 184.5MB. Free memory was 119.0MB in the beginning and 88.1MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,686 INFO L158 Benchmark]: TraceAbstraction took 474.09ms. Allocated memory is still 184.5MB. Free memory was 87.3MB in the beginning and 58.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-02-07 19:05:17,688 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.43ms. Allocated memory is still 184.5MB. Free memory is still 140.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 154.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.07ms. Allocated memory is still 184.5MB. Free memory was 105.9MB in the beginning and 124.1MB in the end (delta: -18.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.11ms. Allocated memory is still 184.5MB. Free memory was 124.1MB in the beginning and 121.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.76ms. Allocated memory is still 184.5MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.55ms. Allocated memory is still 184.5MB. Free memory was 119.0MB in the beginning and 88.1MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 474.09ms. Allocated memory is still 184.5MB. Free memory was 87.3MB in the beginning and 58.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1023]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1005] 0 int *data; [L1006] 0 volatile int len; [L1007] 0 volatile int next; [L1008] 0 volatile int lock; [L1040] 0 pthread_t t; [L1041] 0 lock=0 [L1042] 0 next = 0 [L1043] 0 len = __VERIFIER_nondet_int() [L1044] CALL 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L994] COND FALSE 0 !(!cond) [L1044] RET 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1045] 0 data = malloc(sizeof(int) * len) [L1046] COND TRUE 0 1 [L1047] FCALL, FORK 0 pthread_create(&t, 0, thr, 0) VAL [\old(argc)=4294967297, argc=4294967297, argv={4294967298:4294967299}, data={-2:0}, len=2, lock=0, next=0, t={3:0}] [L1022] 1 int c, end; VAL [arg={0:0}, arg={0:0}, data={-2:0}, len=2, lock=0, next=0] [L1023] 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=4294967296, data={-2:0}, end=-1, len=2, lock=0, next=0] - UnprovableResult [Line: 1047]: 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: 1024]: 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 invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1013]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1019]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 998]: 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: 1035]: 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, 80 locations, 29 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred 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, 0.1s 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 19:05:17,737 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