./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:52:28,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:52:28,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:52:28,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:52:28,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:52:28,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:52:28,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:52:28,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:52:28,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:52:28,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:52:28,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:52:28,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:52:28,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:52:28,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:52:28,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:52:28,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:52:28,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:52:28,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:52:28,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:52:28,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:52:28,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:52:28,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:52:28,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:52:28,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:52:28,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:52:28,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:52:28,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:52:28,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:52:28,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:52:28,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:52:28,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:52:28,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:52:28,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:52:28,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:52:28,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:52:28,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:52:28,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:52:28,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:52:28,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:52:28,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:52:28,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:52:28,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 00:52:28,323 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:52:28,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:52:28,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:52:28,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:52:28,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:52:28,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:52:28,331 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:52:28,332 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:52:28,332 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:52:28,332 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:52:28,332 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:52:28,332 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:52:28,332 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:52:28,333 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:52:28,333 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:52:28,333 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:52:28,333 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:52:28,333 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:52:28,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:52:28,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:52:28,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:52:28,336 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 00:52:28,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:52:28,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:52:28,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:52:28,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:52:28,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:52:28,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:52:28,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:52:28,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:52:28,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:52:28,337 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:52:28,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:52:28,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:52:28,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:52:28,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:52:28,338 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-11-21 00:52:28,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:52:28,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:52:28,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:52:28,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:52:28,698 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:52:28,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-21 00:52:28,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/2cfce5684/401cf94158bd4a449e59677046a80822/FLAGc0325fab0 [2021-11-21 00:52:29,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:52:29,287 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-21 00:52:29,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/2cfce5684/401cf94158bd4a449e59677046a80822/FLAGc0325fab0 [2021-11-21 00:52:29,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/2cfce5684/401cf94158bd4a449e59677046a80822 [2021-11-21 00:52:29,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:52:29,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:52:29,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:52:29,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:52:29,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:52:29,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:52:29" (1/1) ... [2021-11-21 00:52:29,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5c7758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:29, skipping insertion in model container [2021-11-21 00:52:29,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:52:29" (1/1) ... [2021-11-21 00:52:29,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:52:29,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:52:29,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-21 00:52:29,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-21 00:52:29,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-21 00:52:29,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-21 00:52:29,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-21 00:52:29,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-21 00:52:29,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-21 00:52:29,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-21 00:52:29,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-21 00:52:29,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-21 00:52:29,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-21 00:52:29,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-21 00:52:29,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-21 00:52:29,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-21 00:52:29,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-21 00:52:29,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-21 00:52:29,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-21 00:52:29,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-21 00:52:29,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-21 00:52:29,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-21 00:52:29,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-21 00:52:29,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-21 00:52:29,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-21 00:52:29,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-21 00:52:29,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-21 00:52:29,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-21 00:52:29,897 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-21 00:52:29,898 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-21 00:52:29,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-21 00:52:29,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-21 00:52:29,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:52:29,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:52:29,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-21 00:52:29,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-21 00:52:29,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-21 00:52:29,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-21 00:52:29,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-21 00:52:29,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-21 00:52:29,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-21 00:52:29,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-21 00:52:29,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-21 00:52:29,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-21 00:52:29,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-21 00:52:29,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-21 00:52:29,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-21 00:52:29,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-21 00:52:29,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-21 00:52:29,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-21 00:52:29,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-21 00:52:29,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-21 00:52:29,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-21 00:52:29,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-21 00:52:29,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-21 00:52:29,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-21 00:52:29,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-21 00:52:29,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-21 00:52:29,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-21 00:52:29,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-21 00:52:29,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-21 00:52:29,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-21 00:52:29,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-21 00:52:29,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-21 00:52:29,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:52:30,000 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:52:30,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30 WrapperNode [2021-11-21 00:52:30,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:52:30,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:52:30,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:52:30,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:52:30,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,036 INFO L137 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2021-11-21 00:52:30,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:52:30,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:52:30,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:52:30,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:52:30,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:52:30,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:52:30,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:52:30,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:52:30,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (1/1) ... [2021-11-21 00:52:30,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:52:30,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:52:30,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:52:30,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:52:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:52:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:52:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:52:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:52:30,213 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:52:30,214 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:52:30,365 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:52:30,379 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:52:30,380 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:52:30,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:30 BoogieIcfgContainer [2021-11-21 00:52:30,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:52:30,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:52:30,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:52:30,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:52:30,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:52:29" (1/3) ... [2021-11-21 00:52:30,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c17fc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:52:30, skipping insertion in model container [2021-11-21 00:52:30,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:30" (2/3) ... [2021-11-21 00:52:30,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c17fc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:52:30, skipping insertion in model container [2021-11-21 00:52:30,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:30" (3/3) ... [2021-11-21 00:52:30,400 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-11-21 00:52:30,406 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:52:30,409 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-11-21 00:52:30,461 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:52:30,469 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 00:52:30,470 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-11-21 00:52:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 62 states have (on average 1.967741935483871) internal successors, (122), 92 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:52:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 00:52:30,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:52:30,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-21 00:52:30,520 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-21 00:52:30,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:52:30,525 INFO L85 PathProgramCache]: Analyzing trace with hash 265397, now seen corresponding path program 1 times [2021-11-21 00:52:30,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:52:30,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721905399] [2021-11-21 00:52:30,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:52:30,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:52:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 00:52:30,624 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 00:52:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 00:52:30,657 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 00:52:30,659 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 00:52:30,661 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (29 of 30 remaining) [2021-11-21 00:52:30,663 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (28 of 30 remaining) [2021-11-21 00:52:30,663 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (27 of 30 remaining) [2021-11-21 00:52:30,663 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (26 of 30 remaining) [2021-11-21 00:52:30,664 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (25 of 30 remaining) [2021-11-21 00:52:30,664 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (24 of 30 remaining) [2021-11-21 00:52:30,664 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (23 of 30 remaining) [2021-11-21 00:52:30,665 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (22 of 30 remaining) [2021-11-21 00:52:30,665 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (21 of 30 remaining) [2021-11-21 00:52:30,665 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (20 of 30 remaining) [2021-11-21 00:52:30,666 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (19 of 30 remaining) [2021-11-21 00:52:30,666 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (18 of 30 remaining) [2021-11-21 00:52:30,666 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (17 of 30 remaining) [2021-11-21 00:52:30,667 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (16 of 30 remaining) [2021-11-21 00:52:30,667 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (15 of 30 remaining) [2021-11-21 00:52:30,667 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (14 of 30 remaining) [2021-11-21 00:52:30,668 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (13 of 30 remaining) [2021-11-21 00:52:30,668 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (12 of 30 remaining) [2021-11-21 00:52:30,668 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (11 of 30 remaining) [2021-11-21 00:52:30,668 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (10 of 30 remaining) [2021-11-21 00:52:30,669 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (9 of 30 remaining) [2021-11-21 00:52:30,669 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (8 of 30 remaining) [2021-11-21 00:52:30,669 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (7 of 30 remaining) [2021-11-21 00:52:30,670 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (6 of 30 remaining) [2021-11-21 00:52:30,670 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (5 of 30 remaining) [2021-11-21 00:52:30,670 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (4 of 30 remaining) [2021-11-21 00:52:30,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (3 of 30 remaining) [2021-11-21 00:52:30,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (2 of 30 remaining) [2021-11-21 00:52:30,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (1 of 30 remaining) [2021-11-21 00:52:30,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (0 of 30 remaining) [2021-11-21 00:52:30,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:52:30,677 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-21 00:52:30,680 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 00:52:30,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 12:52:30 BoogieIcfgContainer [2021-11-21 00:52:30,697 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 00:52:30,698 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 00:52:30,698 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 00:52:30,698 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 00:52:30,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:30" (3/4) ... [2021-11-21 00:52:30,702 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-21 00:52:30,702 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 00:52:30,704 INFO L158 Benchmark]: Toolchain (without parser) took 1064.62ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 52.2MB in the end (delta: 17.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-21 00:52:30,704 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 85.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:52:30,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.92ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 82.6MB in the end (delta: -13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 00:52:30,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.96ms. Allocated memory is still 111.1MB. Free memory was 82.6MB in the beginning and 80.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:52:30,706 INFO L158 Benchmark]: Boogie Preprocessor took 43.36ms. Allocated memory is still 111.1MB. Free memory was 80.8MB in the beginning and 79.8MB in the end (delta: 984.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:52:30,707 INFO L158 Benchmark]: RCFGBuilder took 300.95ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 00:52:30,708 INFO L158 Benchmark]: TraceAbstraction took 312.95ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 52.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 00:52:30,708 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 111.1MB. Free memory was 52.5MB in the beginning and 52.2MB in the end (delta: 322.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:52:30,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 85.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.92ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 82.6MB in the end (delta: -13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.96ms. Allocated memory is still 111.1MB. Free memory was 82.6MB in the beginning and 80.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.36ms. Allocated memory is still 111.1MB. Free memory was 80.8MB in the beginning and 79.8MB in the end (delta: 984.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.95ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 312.95ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 52.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 111.1MB. Free memory was 52.5MB in the beginning and 52.2MB in the end (delta: 322.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() - UnprovableResult [Line: 8]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 29]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 31]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-21 00:52:30,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:52:33,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:52:33,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:52:33,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:52:33,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:52:33,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:52:33,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:52:33,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:52:33,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:52:33,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:52:33,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:52:33,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:52:33,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:52:33,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:52:33,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:52:33,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:52:33,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:52:33,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:52:33,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:52:33,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:52:33,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:52:33,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:52:33,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:52:33,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:52:33,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:52:33,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:52:33,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:52:33,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:52:33,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:52:33,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:52:33,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:52:33,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:52:33,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:52:33,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:52:33,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:52:33,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:52:33,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:52:33,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:52:33,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:52:33,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:52:33,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:52:33,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-21 00:52:33,593 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:52:33,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:52:33,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:52:33,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:52:33,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:52:33,596 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:52:33,596 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:52:33,596 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:52:33,597 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:52:33,597 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:52:33,598 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:52:33,598 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:52:33,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:52:33,600 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 00:52:33,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 00:52:33,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:52:33,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:52:33,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:52:33,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:52:33,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 00:52:33,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 00:52:33,602 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 00:52:33,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:52:33,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:52:33,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:52:33,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:52:33,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 00:52:33,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:52:33,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:52:33,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:52:33,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:52:33,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:52:33,605 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 00:52:33,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 00:52:33,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:52:33,605 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:52:33,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:52:33,606 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-11-21 00:52:33,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:52:34,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:52:34,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:52:34,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:52:34,020 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:52:34,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-21 00:52:34,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/4ffa61ecb/98d5c32d3a394785963742ce6edbb59d/FLAG4292d1518 [2021-11-21 00:52:34,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:52:34,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-21 00:52:34,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/4ffa61ecb/98d5c32d3a394785963742ce6edbb59d/FLAG4292d1518 [2021-11-21 00:52:34,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/data/4ffa61ecb/98d5c32d3a394785963742ce6edbb59d [2021-11-21 00:52:34,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:52:34,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:52:34,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:52:34,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:52:34,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:52:34,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:52:34" (1/1) ... [2021-11-21 00:52:34,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f5e099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:34, skipping insertion in model container [2021-11-21 00:52:34,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:52:34" (1/1) ... [2021-11-21 00:52:35,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:52:35,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:52:35,223 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-21 00:52:35,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-21 00:52:35,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-21 00:52:35,232 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-21 00:52:35,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-21 00:52:35,236 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-21 00:52:35,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-21 00:52:35,241 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-21 00:52:35,242 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-21 00:52:35,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-21 00:52:35,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-21 00:52:35,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-21 00:52:35,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-21 00:52:35,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-21 00:52:35,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-21 00:52:35,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-21 00:52:35,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-21 00:52:35,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-21 00:52:35,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-21 00:52:35,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-21 00:52:35,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-21 00:52:35,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-21 00:52:35,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-21 00:52:35,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-21 00:52:35,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-21 00:52:35,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-21 00:52:35,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-21 00:52:35,276 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-21 00:52:35,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-21 00:52:35,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-21 00:52:35,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:52:35,304 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:52:35,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-21 00:52:35,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-21 00:52:35,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-21 00:52:35,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-21 00:52:35,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-21 00:52:35,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-21 00:52:35,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-21 00:52:35,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-21 00:52:35,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-21 00:52:35,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-21 00:52:35,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-21 00:52:35,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-21 00:52:35,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-21 00:52:35,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-21 00:52:35,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-21 00:52:35,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-21 00:52:35,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-21 00:52:35,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-21 00:52:35,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-21 00:52:35,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-21 00:52:35,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-21 00:52:35,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-21 00:52:35,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-21 00:52:35,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-21 00:52:35,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-21 00:52:35,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-21 00:52:35,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-21 00:52:35,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-21 00:52:35,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-21 00:52:35,377 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-21 00:52:35,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:52:35,393 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:52:35,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35 WrapperNode [2021-11-21 00:52:35,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:52:35,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:52:35,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:52:35,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:52:35,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,434 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2021-11-21 00:52:35,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:52:35,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:52:35,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:52:35,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:52:35,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:52:35,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:52:35,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:52:35,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:52:35,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (1/1) ... [2021-11-21 00:52:35,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:52:35,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:52:35,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:52:35,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:52:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:52:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:52:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:52:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 00:52:35,643 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:52:35,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:52:35,846 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:52:35,853 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:52:35,853 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:52:35,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:35 BoogieIcfgContainer [2021-11-21 00:52:35,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:52:35,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:52:35,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:52:35,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:52:35,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:52:34" (1/3) ... [2021-11-21 00:52:35,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3fca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:52:35, skipping insertion in model container [2021-11-21 00:52:35,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:52:35" (2/3) ... [2021-11-21 00:52:35,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3fca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:52:35, skipping insertion in model container [2021-11-21 00:52:35,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:35" (3/3) ... [2021-11-21 00:52:35,863 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-11-21 00:52:35,868 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:52:35,869 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-11-21 00:52:35,918 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:52:35,924 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 00:52:35,924 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-11-21 00:52:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:52:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 00:52:35,948 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:52:35,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-21 00:52:35,949 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-21 00:52:35,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:52:35,971 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-11-21 00:52:35,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:52:35,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068761194] [2021-11-21 00:52:35,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:52:35,984 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:52:35,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:52:36,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:52:36,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-21 00:52:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:52:36,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 00:52:36,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:52:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:52:36,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:52:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:52:36,156 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:52:36,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068761194] [2021-11-21 00:52:36,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068761194] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:52:36,159 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:52:36,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-21 00:52:36,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992211915] [2021-11-21 00:52:36,163 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:52:36,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-21 00:52:36,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:52:36,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-21 00:52:36,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:52:36,215 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:52:36,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:52:36,247 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-11-21 00:52:36,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-21 00:52:36,251 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-21 00:52:36,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:52:36,259 INFO L225 Difference]: With dead ends: 127 [2021-11-21 00:52:36,260 INFO L226 Difference]: Without dead ends: 0 [2021-11-21 00:52:36,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:52:36,283 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:52:36,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:52:36,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-21 00:52:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-21 00:52:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:52:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-21 00:52:36,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-11-21 00:52:36,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:52:36,312 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-21 00:52:36,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:52:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-21 00:52:36,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 00:52:36,316 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (29 of 30 remaining) [2021-11-21 00:52:36,317 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (28 of 30 remaining) [2021-11-21 00:52:36,317 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (27 of 30 remaining) [2021-11-21 00:52:36,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (26 of 30 remaining) [2021-11-21 00:52:36,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (25 of 30 remaining) [2021-11-21 00:52:36,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (24 of 30 remaining) [2021-11-21 00:52:36,319 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (23 of 30 remaining) [2021-11-21 00:52:36,319 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (22 of 30 remaining) [2021-11-21 00:52:36,319 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (21 of 30 remaining) [2021-11-21 00:52:36,320 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (20 of 30 remaining) [2021-11-21 00:52:36,320 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (19 of 30 remaining) [2021-11-21 00:52:36,321 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (18 of 30 remaining) [2021-11-21 00:52:36,324 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (17 of 30 remaining) [2021-11-21 00:52:36,327 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (16 of 30 remaining) [2021-11-21 00:52:36,328 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (15 of 30 remaining) [2021-11-21 00:52:36,328 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (14 of 30 remaining) [2021-11-21 00:52:36,328 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (13 of 30 remaining) [2021-11-21 00:52:36,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (12 of 30 remaining) [2021-11-21 00:52:36,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (11 of 30 remaining) [2021-11-21 00:52:36,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (10 of 30 remaining) [2021-11-21 00:52:36,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (9 of 30 remaining) [2021-11-21 00:52:36,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (8 of 30 remaining) [2021-11-21 00:52:36,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (7 of 30 remaining) [2021-11-21 00:52:36,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (6 of 30 remaining) [2021-11-21 00:52:36,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (5 of 30 remaining) [2021-11-21 00:52:36,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (4 of 30 remaining) [2021-11-21 00:52:36,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (3 of 30 remaining) [2021-11-21 00:52:36,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (2 of 30 remaining) [2021-11-21 00:52:36,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (1 of 30 remaining) [2021-11-21 00:52:36,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (0 of 30 remaining) [2021-11-21 00:52:36,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-21 00:52:36,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:52:36,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-21 00:52:36,553 INFO L858 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,553 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-11-21 00:52:36,553 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-11-21 00:52:36,554 INFO L858 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-11-21 00:52:36,554 INFO L858 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,554 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-11-21 00:52:36,554 INFO L858 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-11-21 00:52:36,555 INFO L858 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,555 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-21 00:52:36,555 INFO L858 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-11-21 00:52:36,555 INFO L858 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,556 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-11-21 00:52:36,556 INFO L858 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-11-21 00:52:36,556 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-11-21 00:52:36,556 INFO L858 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-11-21 00:52:36,557 INFO L858 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,557 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-11-21 00:52:36,557 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-21 00:52:36,557 INFO L858 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,558 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-11-21 00:52:36,558 INFO L858 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-11-21 00:52:36,558 INFO L858 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,558 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-11-21 00:52:36,559 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-11-21 00:52:36,559 INFO L858 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,559 INFO L858 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-11-21 00:52:36,559 INFO L858 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,560 INFO L858 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-21 00:52:36,560 INFO L858 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-11-21 00:52:36,560 INFO L858 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-11-21 00:52:36,560 INFO L858 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,560 INFO L858 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,561 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-11-21 00:52:36,561 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-11-21 00:52:36,561 INFO L858 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-11-21 00:52:36,561 INFO L858 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,562 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-11-21 00:52:36,562 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-21 00:52:36,562 INFO L858 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-11-21 00:52:36,562 INFO L858 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,563 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-21 00:52:36,563 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-11-21 00:52:36,563 INFO L858 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-11-21 00:52:36,563 INFO L858 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,564 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-11-21 00:52:36,564 INFO L858 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-11-21 00:52:36,564 INFO L858 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,564 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-11-21 00:52:36,565 INFO L858 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-11-21 00:52:36,565 INFO L858 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,565 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-11-21 00:52:36,565 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-11-21 00:52:36,566 INFO L858 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-11-21 00:52:36,566 INFO L858 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,566 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-11-21 00:52:36,567 INFO L858 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-11-21 00:52:36,567 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,567 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-11-21 00:52:36,567 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-11-21 00:52:36,568 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-21 00:52:36,568 INFO L858 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-11-21 00:52:36,568 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-11-21 00:52:36,568 INFO L858 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,569 INFO L858 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-11-21 00:52:36,569 INFO L858 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,569 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-11-21 00:52:36,569 INFO L858 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-11-21 00:52:36,570 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-11-21 00:52:36,570 INFO L858 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,570 INFO L858 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-11-21 00:52:36,570 INFO L858 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,571 INFO L858 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-11-21 00:52:36,571 INFO L858 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,571 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-11-21 00:52:36,571 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-11-21 00:52:36,572 INFO L858 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-11-21 00:52:36,572 INFO L858 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,572 INFO L858 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-11-21 00:52:36,572 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-11-21 00:52:36,573 INFO L858 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,573 INFO L858 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-11-21 00:52:36,573 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-21 00:52:36,573 INFO L858 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,574 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-11-21 00:52:36,574 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-11-21 00:52:36,574 INFO L858 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-11-21 00:52:36,574 INFO L858 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,574 INFO L858 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-11-21 00:52:36,575 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-11-21 00:52:36,575 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,575 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-11-21 00:52:36,575 INFO L858 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-11-21 00:52:36,576 INFO L858 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-11-21 00:52:36,576 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-11-21 00:52:36,576 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-21 00:52:36,602 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-21 00:52:36,604 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 00:52:36,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 12:52:36 BoogieIcfgContainer [2021-11-21 00:52:36,611 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 00:52:36,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 00:52:36,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 00:52:36,612 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 00:52:36,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:52:35" (3/4) ... [2021-11-21 00:52:36,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 00:52:36,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-21 00:52:36,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-21 00:52:36,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 00:52:36,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 00:52:36,720 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 00:52:36,720 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 00:52:36,721 INFO L158 Benchmark]: Toolchain (without parser) took 1732.69ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 44.9MB in the beginning and 66.6MB in the end (delta: -21.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,721 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:52:36,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.71ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 47.6MB in the end (delta: -2.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.57ms. Allocated memory is still 65.0MB. Free memory was 47.4MB in the beginning and 45.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,722 INFO L158 Benchmark]: Boogie Preprocessor took 28.55ms. Allocated memory is still 65.0MB. Free memory was 45.7MB in the beginning and 44.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,723 INFO L158 Benchmark]: RCFGBuilder took 390.87ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 33.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,723 INFO L158 Benchmark]: TraceAbstraction took 753.87ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.8MB in the beginning and 70.8MB in the end (delta: -38.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,723 INFO L158 Benchmark]: Witness Printer took 108.48ms. Allocated memory is still 90.2MB. Free memory was 70.8MB in the beginning and 66.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 00:52:36,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.71ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 47.6MB in the end (delta: -2.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.57ms. Allocated memory is still 65.0MB. Free memory was 47.4MB in the beginning and 45.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.55ms. Allocated memory is still 65.0MB. Free memory was 45.7MB in the beginning and 44.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 390.87ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 33.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 753.87ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.8MB in the beginning and 70.8MB in the end (delta: -38.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 108.48ms. Allocated memory is still 90.2MB. Free memory was 70.8MB in the beginning and 66.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 30]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 31]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 18 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-21 00:52:36,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd15e53-4770-41e2-a684-a6af9120ee6b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE