/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 16:51:25,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 16:51:25,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 16:51:25,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 16:51:25,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 16:51:25,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 16:51:25,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 16:51:25,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 16:51:25,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 16:51:25,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 16:51:25,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 16:51:25,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 16:51:25,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 16:51:25,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 16:51:25,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 16:51:25,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 16:51:25,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 16:51:25,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 16:51:25,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 16:51:25,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 16:51:25,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 16:51:25,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 16:51:25,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 16:51:25,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 16:51:25,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 16:51:25,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 16:51:25,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 16:51:25,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 16:51:25,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 16:51:25,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 16:51:25,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 16:51:25,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 16:51:25,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 16:51:25,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 16:51:25,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 16:51:25,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 16:51:25,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 16:51:25,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 16:51:25,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 16:51:25,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 16:51:25,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 16:51:25,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 16:51:25,576 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 16:51:25,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 16:51:25,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 16:51:25,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 16:51:25,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 16:51:25,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 16:51:25,577 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 16:51:25,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 16:51:25,578 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 16:51:25,579 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 16:51:25,579 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 16:51:25,579 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 16:51:25,579 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 16:51:25,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 16:51:25,580 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 16:51:25,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 16:51:25,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 16:51:25,581 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 16:51:25,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-31 16:51:25,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 16:51:25,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 16:51:25,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 16:51:25,801 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 16:51:25,802 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 16:51:25,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2023-03-31 16:51:27,027 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 16:51:27,253 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 16:51:27,254 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2023-03-31 16:51:27,263 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1bb6a74/2db136cc383a4fa585780f5d2419b981/FLAG0852e2d0f [2023-03-31 16:51:27,278 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1bb6a74/2db136cc383a4fa585780f5d2419b981 [2023-03-31 16:51:27,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 16:51:27,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 16:51:27,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 16:51:27,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 16:51:27,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 16:51:27,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a8e737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27, skipping insertion in model container [2023-03-31 16:51:27,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 16:51:27,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 16:51:27,477 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+lhb-reducer.c[1224,1237] [2023-03-31 16:51:27,483 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+lhb-reducer.c[1636,1649] [2023-03-31 16:51:27,492 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+lhb-reducer.c[1851,1864] [2023-03-31 16:51:27,498 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+lhb-reducer.c[2384,2397] [2023-03-31 16:51:27,500 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+lhb-reducer.c[2599,2612] [2023-03-31 16:51:27,503 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+lhb-reducer.c[2901,2914] [2023-03-31 16:51:27,505 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+lhb-reducer.c[3116,3129] [2023-03-31 16:51:27,507 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+lhb-reducer.c[3386,3399] [2023-03-31 16:51:27,508 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+lhb-reducer.c[3604,3617] [2023-03-31 16:51:27,509 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+lhb-reducer.c[4088,4101] [2023-03-31 16:51:27,510 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+lhb-reducer.c[4306,4319] [2023-03-31 16:51:27,512 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+lhb-reducer.c[4802,4815] [2023-03-31 16:51:27,513 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+lhb-reducer.c[5203,5216] [2023-03-31 16:51:27,514 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+lhb-reducer.c[5421,5434] [2023-03-31 16:51:27,516 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+lhb-reducer.c[5792,5805] [2023-03-31 16:51:27,517 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+lhb-reducer.c[6010,6023] [2023-03-31 16:51:27,518 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+lhb-reducer.c[6296,6309] [2023-03-31 16:51:27,519 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+lhb-reducer.c[6514,6527] [2023-03-31 16:51:27,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 16:51:27,537 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 16:51:27,554 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+lhb-reducer.c[1224,1237] [2023-03-31 16:51:27,560 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+lhb-reducer.c[1636,1649] [2023-03-31 16:51:27,564 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+lhb-reducer.c[1851,1864] [2023-03-31 16:51:27,565 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+lhb-reducer.c[2384,2397] [2023-03-31 16:51:27,566 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+lhb-reducer.c[2599,2612] [2023-03-31 16:51:27,568 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+lhb-reducer.c[2901,2914] [2023-03-31 16:51:27,569 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+lhb-reducer.c[3116,3129] [2023-03-31 16:51:27,570 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+lhb-reducer.c[3386,3399] [2023-03-31 16:51:27,571 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+lhb-reducer.c[3604,3617] [2023-03-31 16:51:27,572 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+lhb-reducer.c[4088,4101] [2023-03-31 16:51:27,573 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+lhb-reducer.c[4306,4319] [2023-03-31 16:51:27,575 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+lhb-reducer.c[4802,4815] [2023-03-31 16:51:27,576 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+lhb-reducer.c[5203,5216] [2023-03-31 16:51:27,577 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+lhb-reducer.c[5421,5434] [2023-03-31 16:51:27,578 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+lhb-reducer.c[5792,5805] [2023-03-31 16:51:27,579 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+lhb-reducer.c[6010,6023] [2023-03-31 16:51:27,580 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+lhb-reducer.c[6296,6309] [2023-03-31 16:51:27,581 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+lhb-reducer.c[6514,6527] [2023-03-31 16:51:27,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 16:51:27,597 INFO L208 MainTranslator]: Completed translation [2023-03-31 16:51:27,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27 WrapperNode [2023-03-31 16:51:27,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 16:51:27,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 16:51:27,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 16:51:27,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 16:51:27,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 16:51:27,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 16:51:27,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 16:51:27,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 16:51:27,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 04:51:27" (1/1) ... [2023-03-31 16:51:27,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 16:51:27,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 16:51:27,656 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) [2023-03-31 16:51:27,658 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 [2023-03-31 16:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 16:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 16:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 16:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 16:51:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-31 16:51:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 16:51:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 16:51:27,750 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 16:51:27,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 16:51:27,977 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 16:51:28,011 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 16:51:28,011 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 16:51:28,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 04:51:28 BoogieIcfgContainer [2023-03-31 16:51:28,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 16:51:28,015 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 16:51:28,015 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 16:51:28,016 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 16:51:28,016 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 04:51:28" (1/1) ... [2023-03-31 16:51:28,017 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 16:51:28,089 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2023-03-31 16:51:28,089 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 16:51:28,094 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 16:51:28,098 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 16:51:28,099 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 16:51:28,262 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2023-03-31 16:51:31,026 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2023-03-31 16:51:31,441 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 6577 conjuctions. This might take some time... [2023-03-31 16:51:31,497 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 12 conjuctions. [2023-03-31 16:51:36,101 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2023-03-31 16:51:40,951 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2023-03-31 16:51:44,389 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 140 [2023-03-31 16:51:51,041 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 6192 conjuctions. This might take some time... [2023-03-31 16:51:51,065 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 3 conjuctions. [2023-03-31 16:51:51,828 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 140 [2023-03-31 16:51:59,060 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 6192 conjuctions. This might take some time... [2023-03-31 16:51:59,068 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 3 conjuctions. [2023-03-31 16:51:59,430 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 140 [2023-03-31 16:52:05,694 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 6192 conjuctions. This might take some time... [2023-03-31 16:52:05,701 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 3 conjuctions. [2023-03-31 16:52:05,937 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 16:52:05,964 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-31 16:52:05,965 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 16:52:05,967 INFO L158 Benchmark]: Toolchain (without parser) took 38684.10ms. Allocated memory was 339.7MB in the beginning and 7.4GB in the end (delta: 7.1GB). Free memory was 293.1MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2023-03-31 16:52:05,971 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 211.8MB. Free memory is still 163.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 16:52:05,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.50ms. Allocated memory is still 339.7MB. Free memory was 293.1MB in the beginning and 276.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-03-31 16:52:05,972 INFO L158 Benchmark]: Boogie Preprocessor took 32.17ms. Allocated memory is still 339.7MB. Free memory was 276.4MB in the beginning and 274.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-31 16:52:05,973 INFO L158 Benchmark]: RCFGBuilder took 383.51ms. Allocated memory is still 339.7MB. Free memory was 274.3MB in the beginning and 256.4MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-03-31 16:52:05,973 INFO L158 Benchmark]: Sifa took 37949.81ms. Allocated memory was 339.7MB in the beginning and 7.4GB in the end (delta: 7.1GB). Free memory was 256.4MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2023-03-31 16:52:05,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 211.8MB. Free memory is still 163.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 312.50ms. Allocated memory is still 339.7MB. Free memory was 293.1MB in the beginning and 276.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.17ms. Allocated memory is still 339.7MB. Free memory was 276.4MB in the beginning and 274.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 383.51ms. Allocated memory is still 339.7MB. Free memory was 274.3MB in the beginning and 256.4MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Sifa took 37949.81ms. Allocated memory was 339.7MB in the beginning and 7.4GB in the end (delta: 7.1GB). Free memory was 256.4MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 37.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME: 6.4s, 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: 161, TOOLS_QUANTIFIERELIM_TIME: 6.4s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 218, FLUID_YES_ANSWERS: 13, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME: 4.6s, DOMAIN_ALPHA_APPLICATIONS: 13, DOMAIN_ALPHA_TIME: 23.5s, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME: 3.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME: 12.8s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 12.8s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, 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: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 1848, DAG_COMPRESSION_RETAINED_NODES: 166 - PositiveResult [Line: 309]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 114]: 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 191#(and (= main_~__tmp_5~0 0) (not (= main_~main____CPAchecker_TMP_4~0 0)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~main____CPAchecker_TMP_3~0 0)) (< main_~main__t~0 0) (= main_~__VERIFIER_assert__cond~4 0)). Possible FailurePath: - UnprovableResult [Line: 224]: 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 177#(and (or (and (= main_~__VERIFIER_assert__cond~9 1) (= main_~__VERIFIER_assert__cond~8 1) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__tmp_10~0 1) (= main_~__tmp_9~0 1)) (and (= main_~__tmp_2~0 1) (= (select |#valid| 3) 1) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~1 1) (= (select |#valid| 2) 1) (= main_~__VERIFIER_assert__cond~0 1) (= main_~__tmp_1~0 1)) (and (= main_~__VERIFIER_assert__cond~16 1) (= (select |#valid| 3) 1) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~13 1) (= main_~__VERIFIER_assert__cond~17 1) (= main_~__tmp_14~0 1) (= main_~__tmp_17~0 1) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~12 1) (= main_~__tmp_18~0 1) (= (select |#valid| 2) 1) (= main_~__tmp_13~0 1))) (<= main_~main____CPAchecker_TMP_6~0 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648)) (not (= main_~main____CPAchecker_TMP_6~0 0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__tmp_11~0 0) (< main_~main__t~0 0) (= main_~__VERIFIER_assert__cond~10 0)). Possible FailurePath: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 297]: 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 54#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (= main_~__tmp_15~0 0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (< main_~main__t~0 0) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= 33 (select |#length| 2)) (= (select (select |#memory_int| 1) 1) 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0)). Possible FailurePath: - UnprovableResult [Line: 366]: 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 41#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (= main_~main____CPAchecker_TMP_0~1 0) (not (= main_~main__t~0 0)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= |#length| |#valid|)) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (= main_~__tmp_19~0 0) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= 33 (select |#length| 2)) (not (= main_~main__tagbuf_len~0 1)) (= (select (select |#memory_int| 1) 1) 0) (= main_~__VERIFIER_assert__cond~18 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0)). Possible FailurePath: - PositiveResult [Line: 142]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 176]: 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 181#(and (= main_~__tmp_9~0 0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~8 0)). Possible FailurePath: - PositiveResult [Line: 154]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 72]: 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 198#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__tmp_3~0 0) (or (and (= main_~__VERIFIER_assert__cond~16 1) (= (select |#valid| 3) 1) (= main_~__VERIFIER_assert__cond~13 1) (= main_~__VERIFIER_assert__cond~17 1) (= main_~__tmp_14~0 1) (= main_~__tmp_17~0 1) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~12 1) (= main_~__tmp_18~0 1) (= (select |#valid| 2) 1) (= main_~__tmp_13~0 1)) (and (= main_~__VERIFIER_assert__cond~9 1) (= main_~__VERIFIER_assert__cond~8 1) (= main_~__tmp_10~0 1) (= main_~__tmp_9~0 1)) (and (= main_~__tmp_2~0 1) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~1 1) (= (select |#valid| 2) 1) (= main_~__VERIFIER_assert__cond~0 1) (= main_~__tmp_1~0 1))) (< main_~main__t~0 0)). Possible FailurePath: - PositiveResult [Line: 278]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 333]: 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 59#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (not (= main_~main____CPAchecker_TMP_0~1 0)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (not (= main_~main__tagbuf_len~0 main_~main____CPAchecker_TMP_1~0)) (= main_~__VERIFIER_assert__cond~16 0) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (< main_~main__t~0 0) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (not (= main_~main__tagbuf_len~0 (+ main_~main____CPAchecker_TMP_1~0 1))) (= 33 (select |#length| 2)) (= (select (select |#memory_int| 1) 1) 0) (= main_~__tmp_17~0 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0)). Possible FailurePath: - UnprovableResult [Line: 188]: 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 179#(and (= main_~__VERIFIER_assert__cond~8 1) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__tmp_10~0 0) (= main_~__tmp_9~0 1) (= main_~__VERIFIER_assert__cond~9 0)). Possible FailurePath: - PositiveResult [Line: 52]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 345]: 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 200#(and (= main_~__VERIFIER_assert__cond~17 0) (or (and (<= 0 main_~main__t~0) (= main_~__tmp_17~0 1)) (and (< main_~main__t~0 0) (= main_~__tmp_17~0 0))) (not (= main_~main____CPAchecker_TMP_0~1 0)) (or (and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (not (= main_~main__tagbuf_len~0 main_~main____CPAchecker_TMP_1~0)) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (not (= main_~main__tagbuf_len~0 (+ main_~main____CPAchecker_TMP_1~0 1))) (= 33 (select |#length| 2)) (= (select (select |#memory_int| 1) 1) 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0)) (and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (= main_~main____CPAchecker_TMP_1~0 0) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= main_~main__t~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= 33 (select |#length| 2)) (not (= main_~main__tagbuf_len~0 1)) (= (select (select |#memory_int| 1) 1) 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0))) (not (= main_~__VERIFIER_assert__cond~16 0)) (< main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__tmp_18~0 0)). Possible FailurePath: - UnprovableResult [Line: 378]: 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 44#(and (or (and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (= main_~main____CPAchecker_TMP_0~1 0) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (= main_~__tmp_19~0 1) (= main_~main____CPAchecker_TMP_0~0 0) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= 33 (select |#length| 2)) (not (= main_~main__tagbuf_len~0 1)) (= (select (select |#memory_int| 1) 1) 0) (= main_~__VERIFIER_assert__cond~18 1) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0)) (and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= |old(~__tmp_259_0~0)| 0) (= ~__tmp_259_0~0 0) (= |old(~__tmp_383_0~0)| 0) (not (= 33 main_~__tmp_19~0)) (not (= main_~main__tagbuf_len~0 main_~__tmp_19~0)) (= main_~main____CPAchecker_TMP_0~1 0) (not (= main_~main__t~0 0)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (not (= |#length| |#valid|)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= 34 main_~__tmp_19~0)) (not (= 13 main_~__tmp_19~0)) (not (= 3 main_~__tmp_19~0)) (= main_~main____CPAchecker_TMP_0~0 0) (not (= 2 main_~__tmp_19~0)) (= main_~__VERIFIER_assert__cond~13 1) (not (= |#StackHeapBarrier| 0)) (= ~__return_305~0 0) (= main_~__tmp_14~0 1) (= (select |#valid| 1) 1) (not (= main_~main__tagbuf_len~0 0)) (= main_~__VERIFIER_assert__cond~12 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= |old(~__return_305~0)| 0) (not (= 49 main_~__tmp_19~0)) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (not (= 4 main_~__tmp_19~0)) (= 33 (select |#length| 2)) (not (= 12 main_~__tmp_19~0)) (not (= main_~main__tagbuf_len~0 1)) (not (= 48 main_~__tmp_19~0)) (= (select (select |#memory_int| 1) 1) 0) (= ~__return_main~0 0) (= main_~__tmp_13~0 1) (= ~__tmp_383_0~0 0) (= |#NULL.base| 0))) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__tmp_20~0 0) (< main_~main__tagbuf_len~0 main_~main__t~0) (not (= main_~__VERIFIER_assert__cond~18 0))). Possible FailurePath: - UnprovableResult [Line: 126]: 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 189#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__VERIFIER_assert__cond~5 0) (not (= main_~main____CPAchecker_TMP_4~0 0)) (not (= main_~main____CPAchecker_TMP_3~0 0)) (= main_~__tmp_6~0 0) (< main_~main__tagbuf_len~0 main_~main__t~0) (or (and (= main_~__tmp_5~0 0) (< main_~main__t~0 0)) (and (<= 0 main_~main__t~0) (= main_~__tmp_5~0 1)))). Possible FailurePath: - UnprovableResult [Line: 236]: 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 175#(and (<= main_~main____CPAchecker_TMP_6~0 2147483647) (= main_~__tmp_12~0 0) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648)) (= main_~__VERIFIER_assert__cond~11 0) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (not (= main_~main____CPAchecker_TMP_6~0 0)) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~10 0)) (or (and (= main_~__VERIFIER_assert__cond~16 1) (= (select |#valid| 3) 1) (= main_~__VERIFIER_assert__cond~13 1) (= main_~__VERIFIER_assert__cond~17 1) (= main_~__tmp_14~0 1) (= main_~__tmp_17~0 1) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~12 1) (= main_~__tmp_18~0 1) (= (select |#valid| 2) 1) (= main_~__tmp_13~0 1)) (and (= main_~__VERIFIER_assert__cond~9 1) (= main_~__VERIFIER_assert__cond~8 1) (= main_~__tmp_10~0 1) (= main_~__tmp_9~0 1)) (and (= main_~__tmp_2~0 1) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= main_~__VERIFIER_assert__cond~1 1) (= (select |#valid| 2) 1) (= main_~__VERIFIER_assert__cond~0 1) (= main_~__tmp_1~0 1))) (< main_~main__tagbuf_len~0 main_~main__t~0) (or (and (<= 0 main_~main__t~0) (= main_~__tmp_11~0 1)) (and (= main_~__tmp_11~0 0) (< main_~main__t~0 0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-31 16:52:05,991 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...