/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-c159232 [2023-03-17 21:19:31,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-17 21:19:31,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-17 21:19:31,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-17 21:19:31,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-17 21:19:31,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-17 21:19:31,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-17 21:19:31,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-17 21:19:31,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-17 21:19:31,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-17 21:19:31,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-17 21:19:31,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-17 21:19:31,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-17 21:19:31,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-17 21:19:31,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-17 21:19:31,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-17 21:19:31,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-17 21:19:31,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-17 21:19:31,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-17 21:19:31,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-17 21:19:31,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-17 21:19:31,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-17 21:19:31,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-17 21:19:31,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-17 21:19:31,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-17 21:19:31,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-17 21:19:31,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-17 21:19:31,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-17 21:19:31,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-17 21:19:31,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-17 21:19:31,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-17 21:19:31,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-17 21:19:31,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-17 21:19:31,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-17 21:19:31,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-17 21:19:31,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-17 21:19:31,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-17 21:19:31,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-17 21:19:31,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-17 21:19:31,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-17 21:19:31,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-17 21:19:31,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-17 21:19:31,521 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-17 21:19:31,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-17 21:19:31,522 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-17 21:19:31,522 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-17 21:19:31,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-17 21:19:31,522 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-17 21:19:31,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-17 21:19:31,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-17 21:19:31,523 INFO L138 SettingsManager]: * Use SBE=true [2023-03-17 21:19:31,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-17 21:19:31,523 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-17 21:19:31,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-17 21:19:31,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-17 21:19:31,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-17 21:19:31,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-17 21:19:31,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-17 21:19:31,525 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-17 21:19:31,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-17 21:19:31,526 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-17 21:19:31,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-17 21:19:31,526 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-17 21:19:31,526 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-17 21:19:31,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-17 21:19:31,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-17 21:19:31,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-17 21:19:31,719 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-17 21:19:31,720 INFO L275 PluginConnector]: CDTParser initialized [2023-03-17 21:19:31,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2023-03-17 21:19:32,911 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-17 21:19:33,076 INFO L351 CDTParser]: Found 1 translation units. [2023-03-17 21:19:33,077 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2023-03-17 21:19:33,082 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a9c35ef4/eb577dec6c114fa1a4b8cf5c5de0e5fa/FLAGcc2d8aad8 [2023-03-17 21:19:33,092 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a9c35ef4/eb577dec6c114fa1a4b8cf5c5de0e5fa [2023-03-17 21:19:33,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-17 21:19:33,096 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-17 21:19:33,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-17 21:19:33,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-17 21:19:33,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-17 21:19:33,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1c9b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33, skipping insertion in model container [2023-03-17 21:19:33,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-17 21:19:33,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-17 21:19:33,219 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2023-03-17 21:19:33,224 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2023-03-17 21:19:33,226 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2023-03-17 21:19:33,232 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2023-03-17 21:19:33,236 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2023-03-17 21:19:33,237 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2023-03-17 21:19:33,240 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2023-03-17 21:19:33,241 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2023-03-17 21:19:33,243 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2023-03-17 21:19:33,245 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2023-03-17 21:19:33,248 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2023-03-17 21:19:33,250 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2023-03-17 21:19:33,253 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2023-03-17 21:19:33,259 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2023-03-17 21:19:33,260 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2023-03-17 21:19:33,261 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2023-03-17 21:19:33,262 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2023-03-17 21:19:33,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-17 21:19:33,273 INFO L203 MainTranslator]: Completed pre-run [2023-03-17 21:19:33,281 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2023-03-17 21:19:33,282 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2023-03-17 21:19:33,283 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2023-03-17 21:19:33,284 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2023-03-17 21:19:33,285 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2023-03-17 21:19:33,286 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2023-03-17 21:19:33,286 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2023-03-17 21:19:33,287 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2023-03-17 21:19:33,288 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2023-03-17 21:19:33,295 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2023-03-17 21:19:33,297 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2023-03-17 21:19:33,298 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2023-03-17 21:19:33,299 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2023-03-17 21:19:33,300 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2023-03-17 21:19:33,300 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2023-03-17 21:19:33,301 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2023-03-17 21:19:33,302 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2023-03-17 21:19:33,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-17 21:19:33,314 INFO L208 MainTranslator]: Completed translation [2023-03-17 21:19:33,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33 WrapperNode [2023-03-17 21:19:33,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-17 21:19:33,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-17 21:19:33,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-17 21:19:33,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-17 21:19:33,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,352 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-17 21:19:33,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-17 21:19:33,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-17 21:19:33,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-17 21:19:33,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-17 21:19:33,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-17 21:19:33,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-17 21:19:33,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-17 21:19:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-17 21:19:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-17 21:19:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-17 21:19:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-17 21:19:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-17 21:19:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-17 21:19:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-17 21:19:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-17 21:19:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-17 21:19:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-17 21:19:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-17 21:19:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-17 21:19:33,520 INFO L236 CfgBuilder]: Building ICFG [2023-03-17 21:19:33,521 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-17 21:19:33,738 INFO L277 CfgBuilder]: Performing block encoding [2023-03-17 21:19:33,743 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-17 21:19:33,743 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-17 21:19:33,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 09:19:33 BoogieIcfgContainer [2023-03-17 21:19:33,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-17 21:19:33,754 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-17 21:19:33,755 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-17 21:19:33,755 INFO L275 PluginConnector]: Sifa initialized [2023-03-17 21:19:33,756 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 09:19:33" (1/1) ... [2023-03-17 21:19:33,756 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=IntervalDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-17 21:19:33,779 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2023-03-17 21:19:33,779 INFO L166 IcfgInterpreter]: Building call graph [2023-03-17 21:19:33,783 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-17 21:19:33,787 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-17 21:19:33,788 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-17 21:19:33,906 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2023-03-17 21:19:36,423 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-17 21:19:36,442 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-17 21:19:36,442 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-17 21:19:36,443 INFO L158 Benchmark]: Toolchain (without parser) took 3347.05ms. Allocated memory was 273.7MB in the beginning and 512.8MB in the end (delta: 239.1MB). Free memory was 230.0MB in the beginning and 209.7MB in the end (delta: 20.3MB). Peak memory consumption was 260.4MB. Max. memory is 8.0GB. [2023-03-17 21:19:36,443 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 180.4MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 143.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-03-17 21:19:36,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.98ms. Allocated memory is still 273.7MB. Free memory was 230.0MB in the beginning and 213.7MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-03-17 21:19:36,444 INFO L158 Benchmark]: Boogie Preprocessor took 39.27ms. Allocated memory is still 273.7MB. Free memory was 213.7MB in the beginning and 211.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-17 21:19:36,445 INFO L158 Benchmark]: RCFGBuilder took 398.40ms. Allocated memory is still 273.7MB. Free memory was 211.7MB in the beginning and 195.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-03-17 21:19:36,445 INFO L158 Benchmark]: Sifa took 2687.81ms. Allocated memory was 273.7MB in the beginning and 512.8MB in the end (delta: 239.1MB). Free memory was 195.4MB in the beginning and 209.7MB in the end (delta: -14.3MB). Peak memory consumption was 225.8MB. Max. memory is 8.0GB. [2023-03-17 21:19:36,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 180.4MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 143.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 217.98ms. Allocated memory is still 273.7MB. Free memory was 230.0MB in the beginning and 213.7MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.27ms. Allocated memory is still 273.7MB. Free memory was 213.7MB in the beginning and 211.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 398.40ms. Allocated memory is still 273.7MB. Free memory was 211.7MB in the beginning and 195.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Sifa took 2687.81ms. Allocated memory was 273.7MB in the beginning and 512.8MB in the end (delta: 239.1MB). Free memory was 195.4MB in the beginning and 209.7MB in the end (delta: -14.3MB). Peak memory consumption was 225.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 2.6s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME: 2.3s, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME: 0.1s, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 90, TOOLS_QUANTIFIERELIM_TIME: 2.4s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 127, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME: 0.0s, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 26, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 0.7s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.7s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1364, DAG_COMPRESSION_RETAINED_NODES: 151 - PositiveResult [Line: 298]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 85]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 189]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 72#(and (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= main_~main____CPAchecker_TMP_2~0 2147483646) (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= 0 main_~main__tagbuf_len~0) (<= 1 main_~__tmp_2~0) (<= main_~__tmp_2~0 1) (= main_~__VERIFIER_assert__cond~8 1) (<= |old(~__tmp_247_0~0)| 0) (<= 0 ~__tmp_383_0~0) (<= main_~main__t~0 2147483647) (<= 0 (+ ~__tmp_247_0~0 2147483648)) (<= 1 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__return_305~0)|) (<= ~__tmp_247_0~0 2147483647) (<= 1 main_~__VERIFIER_assert__cond~0) (<= ~__return_305~0 0) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= ~__return_main~0 0) (= main_~__tmp_10~0 0) (= main_~__tmp_9~0 1) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= 0 ~__return_305~0) (= main_~__VERIFIER_assert__cond~9 0) (<= 1 main_~__tmp_1~0) (<= |#NULL.base| 0) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (< main_~main__tagbuf_len~0 main_~main__t~0) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~1 1) (<= 0 |#StackHeapBarrier|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 1 main_~main__t~0) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648))). Possible FailurePath: - PositiveResult [Line: 73]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 279]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 351]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 35#(and (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= 1 main_~__tmp_14~0) (<= 0 main_~main__tagbuf_len~0) (= main_~__VERIFIER_assert__cond~17 0) (= main_~__VERIFIER_assert__cond~16 1) (<= |old(~__tmp_247_0~0)| 0) (<= 0 ~__tmp_383_0~0) (<= main_~__VERIFIER_assert__cond~13 1) (<= main_~main____CPAchecker_TMP_0~0 0) (<= 0 ~__tmp_247_0~0) (<= 1 main_~__VERIFIER_assert__cond~13) (= main_~main____CPAchecker_TMP_0~1 0) (<= 0 |old(~__return_305~0)|) (<= ~__return_305~0 0) (<= ~__tmp_247_0~0 0) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= ~__return_main~0 0) (= main_~__tmp_17~0 1) (<= main_~__VERIFIER_assert__cond~12 1) (<= 1 main_~__tmp_13~0) (<= 0 ~__return_305~0) (<= main_~__tmp_13~0 1) (<= |#NULL.base| 0) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= 0 ~__return_main~0) (<= 1 main_~__VERIFIER_assert__cond~12) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (< main_~main__tagbuf_len~0 main_~main__t~0) (<= 0 |#NULL.offset|) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 0 |#StackHeapBarrier|) (<= 1 main_~main__t~0) (<= main_~__tmp_14~0 1) (= main_~__tmp_18~0 0)). Possible FailurePath: - UnprovableResult [Line: 127]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 99#(and (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= main_~main____CPAchecker_TMP_2~0 2147483646) (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= main_~__tmp_6~0 1) (<= 0 main_~main__tagbuf_len~0) (<= main_~__VERIFIER_assert__cond~4 1) (<= 1 main_~__tmp_2~0) (<= main_~__tmp_2~0 1) (<= |old(~__tmp_247_0~0)| 0) (<= 0 ~__tmp_383_0~0) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main__t~0 2147483647) (<= 0 (+ ~__tmp_247_0~0 2147483648)) (<= 1 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__return_305~0)|) (<= ~__tmp_247_0~0 2147483647) (<= 1 main_~__VERIFIER_assert__cond~0) (<= ~__return_305~0 0) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 1 main_~__tmp_5~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (<= ~__return_main~0 0) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (<= 0 main_~__tmp_6~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= 0 ~__return_305~0) (<= 1 main_~__tmp_1~0) (<= |#NULL.base| 0) (<= main_~__tmp_5~0 1) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~1 1) (<= 0 |#StackHeapBarrier|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 1 main_~main__t~0) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (<= 1 main_~__VERIFIER_assert__cond~4)). Possible FailurePath: - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 143]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 56]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 109#(and (or (and (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= 0 main_~main__tagbuf_len~0) (<= |old(~__tmp_247_0~0)| 0) (<= 0 ~__tmp_383_0~0) (<= 0 main_~main__t~0) (<= 0 (+ ~__tmp_247_0~0 2147483648)) (<= 0 |old(~__return_305~0)|) (<= ~__tmp_247_0~0 2147483647) (<= ~__return_305~0 0) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= ~__return_main~0 0) (<= 0 ~__return_305~0) (<= |#NULL.base| 0) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (<= main_~main__t~0 0) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|)) (and (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= 1 main_~__tmp_14~0) (<= 0 main_~main__tagbuf_len~0) (<= |old(~__tmp_247_0~0)| 0) (<= 0 ~__tmp_383_0~0) (<= main_~__VERIFIER_assert__cond~13 1) (<= 0 (+ ~__tmp_247_0~0 2147483648)) (<= 1 main_~__VERIFIER_assert__cond~13) (<= 0 |old(~__return_305~0)|) (<= ~__tmp_247_0~0 2147483647) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (<= ~__return_305~0 0) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= ~__return_main~0 0) (<= main_~__VERIFIER_assert__cond~12 1) (<= 1 main_~__tmp_13~0) (<= 0 ~__return_305~0) (<= main_~__tmp_13~0 1) (<= |#NULL.base| 0) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= 0 ~__return_main~0) (<= 1 main_~__VERIFIER_assert__cond~12) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (<= 0 |#NULL.offset|) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (<= 0 |#StackHeapBarrier|) (<= 1 main_~main__t~0) (<= main_~__tmp_14~0 1))) (not (= main_~__VERIFIER_assert__cond~0 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 0) (or (and (<= 0 main_~main__t~0) (= main_~__tmp_1~0 1)) (and (= main_~__tmp_1~0 0) (< main_~main__t~0 0))) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_247_0~0) (< main_~main__tagbuf_len~0 main_~main__t~0)). Possible FailurePath: - UnprovableResult [Line: 237]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 88#(and (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= main_~main____CPAchecker_TMP_2~0 2147483646) (<= ~__tmp_383_0~0 0) (<= 0 |#NULL.base|) (<= 0 main_~main__tagbuf_len~0) (<= 1 main_~__tmp_2~0) (<= main_~__tmp_2~0 1) (<= |old(~__tmp_247_0~0)| 0) (<= main_~main____CPAchecker_TMP_6~0 2147483647) (<= 0 ~__tmp_383_0~0) (<= main_~main__t~0 2147483647) (<= 0 (+ ~__tmp_247_0~0 2147483648)) (<= 1 main_~__VERIFIER_assert__cond~1) (= main_~__tmp_11~0 1) (= main_~__tmp_12~0 0) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648)) (<= 0 |old(~__return_305~0)|) (<= ~__tmp_247_0~0 2147483647) (<= 1 main_~__VERIFIER_assert__cond~0) (= main_~__VERIFIER_assert__cond~11 0) (<= ~__return_305~0 0) (not (= main_~main____CPAchecker_TMP_6~0 0)) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= |#NULL.offset| 0) (<= |old(~__return_305~0)| 0) (<= ~__return_main~0 0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= 0 ~__return_305~0) (<= 1 main_~__tmp_1~0) (<= |#NULL.base| 0) (<= 0 |old(~__tmp_383_0~0)|) (<= |old(~__tmp_383_0~0)| 0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_247_0~0)|) (<= main_~main__tagbuf_len~0 2147483646) (<= 0 main_~main____CPAchecker_TMP_3~0) (< main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~10 1) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~1 1) (<= 0 |#StackHeapBarrier|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 1 main_~main__t~0) (<= main_~main____CPAchecker_TMP_3~0 0)). Possible FailurePath: - PositiveResult [Line: 310]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 339]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 225]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-17 21:19:36,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...