/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 IntervalDomain -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 07:08:04,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 07:08:04,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 07:08:04,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 07:08:04,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 07:08:04,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 07:08:04,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 07:08:04,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 07:08:04,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 07:08:04,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 07:08:04,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 07:08:04,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2023-03-31 07:08:04,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 07:08:04,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 07:08:04,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 07:08:04,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 07:08:04,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 07:08:04,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 07:08:04,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 07:08:04,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 07:08:04,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 07:08:04,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 07:08:04,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 07:08:04,136 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 07:08:04,163 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 07:08:04,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 07:08:04,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 07:08:04,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 07:08:04,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 07:08:04,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 07:08:04,165 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 07:08:04,165 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 07:08:04,165 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 07:08:04,165 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 07:08:04,166 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 07:08:04,166 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 07:08:04,166 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 07:08:04,167 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 07:08:04,167 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 07:08:04,167 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 07:08:04,167 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 07:08:04,167 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 07:08:04,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 07:08:04,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 07:08:04,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 07:08:04,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 07:08:04,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 07:08:04,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 07:08:04,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 07:08:04,171 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 07:08:04,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 07:08:04,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 07:08:04,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 07:08:04,429 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 07:08:04,430 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 07:08:04,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-03-31 07:08:05,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 07:08:06,141 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 07:08:06,142 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-03-31 07:08:06,192 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/886402121/daa6e9778ee041098ea5615586502400/FLAGebc782239 [2023-03-31 07:08:06,209 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/886402121/daa6e9778ee041098ea5615586502400 [2023-03-31 07:08:06,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 07:08:06,213 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 07:08:06,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 07:08:06,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 07:08:06,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 07:08:06,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 07:08:06" (1/1) ... [2023-03-31 07:08:06,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10663d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:06, skipping insertion in model container [2023-03-31 07:08:06,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 07:08:06" (1/1) ... [2023-03-31 07:08:06,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 07:08:06,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 07:08:06,964 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16849,16862] [2023-03-31 07:08:06,996 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21942,21955] [2023-03-31 07:08:07,005 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23299,23312] [2023-03-31 07:08:07,011 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[24107,24120] [2023-03-31 07:08:07,021 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[25792,25805] [2023-03-31 07:08:07,027 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26600,26613] [2023-03-31 07:08:07,038 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27736,27749] [2023-03-31 07:08:07,052 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30390,30403] [2023-03-31 07:08:07,059 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31201,31214] [2023-03-31 07:08:07,065 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32340,32353] [2023-03-31 07:08:07,088 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34445,34458] [2023-03-31 07:08:07,118 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38533,38546] [2023-03-31 07:08:07,124 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39344,39357] [2023-03-31 07:08:07,137 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40483,40496] [2023-03-31 07:08:07,148 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[42588,42601] [2023-03-31 07:08:07,164 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[46127,46140] [2023-03-31 07:08:07,210 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52573,52586] [2023-03-31 07:08:07,214 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[53384,53397] [2023-03-31 07:08:07,221 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[54527,54540] [2023-03-31 07:08:07,237 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[56636,56649] [2023-03-31 07:08:07,272 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60424,60437] [2023-03-31 07:08:07,363 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67072,67085] [2023-03-31 07:08:07,412 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[79206,79219] [2023-03-31 07:08:07,419 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[80017,80030] [2023-03-31 07:08:07,425 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[81156,81169] [2023-03-31 07:08:07,434 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[83261,83274] [2023-03-31 07:08:07,453 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[86800,86813] [2023-03-31 07:08:07,482 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[92697,92710] [2023-03-31 07:08:07,515 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[102772,102785] [2023-03-31 07:08:08,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 07:08:08,040 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 07:08:08,135 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16849,16862] [2023-03-31 07:08:08,160 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21942,21955] [2023-03-31 07:08:08,166 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23299,23312] [2023-03-31 07:08:08,170 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[24107,24120] [2023-03-31 07:08:08,176 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[25792,25805] [2023-03-31 07:08:08,180 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26600,26613] [2023-03-31 07:08:08,184 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27736,27749] [2023-03-31 07:08:08,193 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30390,30403] [2023-03-31 07:08:08,197 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31201,31214] [2023-03-31 07:08:08,202 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32340,32353] [2023-03-31 07:08:08,213 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34445,34458] [2023-03-31 07:08:08,231 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38533,38546] [2023-03-31 07:08:08,235 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39344,39357] [2023-03-31 07:08:08,240 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40483,40496] [2023-03-31 07:08:08,248 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[42588,42601] [2023-03-31 07:08:08,260 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[46127,46140] [2023-03-31 07:08:08,279 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52573,52586] [2023-03-31 07:08:08,282 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[53384,53397] [2023-03-31 07:08:08,295 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[54527,54540] [2023-03-31 07:08:08,303 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[56636,56649] [2023-03-31 07:08:08,315 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60424,60437] [2023-03-31 07:08:08,335 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67072,67085] [2023-03-31 07:08:08,368 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[79206,79219] [2023-03-31 07:08:08,372 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[80017,80030] [2023-03-31 07:08:08,376 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[81156,81169] [2023-03-31 07:08:08,382 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[83261,83274] [2023-03-31 07:08:08,393 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[86800,86813] [2023-03-31 07:08:08,410 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[92697,92710] [2023-03-31 07:08:08,434 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/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[102772,102785] [2023-03-31 07:08:08,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 07:08:08,945 INFO L208 MainTranslator]: Completed translation [2023-03-31 07:08:08,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08 WrapperNode [2023-03-31 07:08:08,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 07:08:08,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 07:08:08,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 07:08:08,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 07:08:08,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:08,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,263 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 07:08:09,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 07:08:09,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 07:08:09,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 07:08:09,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:08:08" (1/1) ... [2023-03-31 07:08:09,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 07:08:09,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 07:08:09,357 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 07:08:09,364 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 07:08:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 07:08:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 07:08:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 07:08:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 07:08:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 07:08:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure read [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure write [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2023-03-31 07:08:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure check [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 07:08:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 07:08:09,802 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 07:08:09,804 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 07:08:13,871 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 07:08:14,392 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 07:08:14,393 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 07:08:14,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 07:08:14 BoogieIcfgContainer [2023-03-31 07:08:14,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 07:08:14,401 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 07:08:14,401 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 07:08:14,401 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 07:08:14,402 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 07:08:14" (1/1) ... [2023-03-31 07:08:14,402 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=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 07:08:14,426 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2023-03-31 07:08:14,427 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 07:08:14,437 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 07:08:14,442 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 07:08:14,443 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 07:08:24,582 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1042 for LOIs