./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan --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 6a6a56042e14a7445bc111b9dad948055cf7a2c8 ..................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan --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 6a6a56042e14a7445bc111b9dad948055cf7a2c8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 08:58:27,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 08:58:27,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 08:58:27,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 08:58:27,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 08:58:27,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 08:58:27,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 08:58:27,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 08:58:27,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 08:58:27,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 08:58:27,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 08:58:27,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 08:58:27,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 08:58:27,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 08:58:27,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 08:58:27,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 08:58:27,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 08:58:27,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 08:58:27,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 08:58:27,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 08:58:27,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 08:58:27,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 08:58:27,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 08:58:27,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 08:58:27,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 08:58:27,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 08:58:27,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 08:58:27,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 08:58:27,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 08:58:27,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 08:58:27,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 08:58:27,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 08:58:27,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 08:58:27,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 08:58:27,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 08:58:27,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 08:58:27,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 08:58:27,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 08:58:27,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 08:58:27,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 08:58:27,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 08:58:27,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 08:58:27,135 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 08:58:27,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 08:58:27,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 08:58:27,136 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 08:58:27,136 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 08:58:27,136 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 08:58:27,136 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 08:58:27,136 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 08:58:27,137 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 08:58:27,137 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 08:58:27,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 08:58:27,138 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 08:58:27,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 08:58:27,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 08:58:27,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 08:58:27,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 08:58:27,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 08:58:27,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:58:27,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 08:58:27,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 08:58:27,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 08:58:27,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 08:58:27,141 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-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2020-12-09 08:58:27,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 08:58:27,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 08:58:27,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 08:58:27,348 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 08:58:27,348 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 08:58:27,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2020-12-09 08:58:27,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/659236da4/ae4d090ae31e449182a6a71bbcf9f56f/FLAGca51fc376 [2020-12-09 08:58:27,770 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 08:58:27,770 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c [2020-12-09 08:58:27,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/659236da4/ae4d090ae31e449182a6a71bbcf9f56f/FLAGca51fc376 [2020-12-09 08:58:27,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/659236da4/ae4d090ae31e449182a6a71bbcf9f56f [2020-12-09 08:58:27,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 08:58:27,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 08:58:27,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 08:58:27,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 08:58:27,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 08:58:27,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:27,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f90b520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27, skipping insertion in model container [2020-12-09 08:58:27,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:27,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 08:58:27,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 08:58:27,904 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2020-12-09 08:58:27,907 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2020-12-09 08:58:27,908 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2020-12-09 08:58:27,908 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2020-12-09 08:58:27,909 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2020-12-09 08:58:27,910 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2020-12-09 08:58:27,910 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2020-12-09 08:58:27,911 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2020-12-09 08:58:27,912 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2020-12-09 08:58:27,913 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2020-12-09 08:58:27,914 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2020-12-09 08:58:27,914 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2020-12-09 08:58:27,915 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2020-12-09 08:58:27,916 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2020-12-09 08:58:27,917 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2020-12-09 08:58:27,917 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2020-12-09 08:58:27,918 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2020-12-09 08:58:27,919 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2020-12-09 08:58:27,920 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2020-12-09 08:58:27,921 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2020-12-09 08:58:27,921 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2020-12-09 08:58:27,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2020-12-09 08:58:27,923 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2020-12-09 08:58:27,923 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2020-12-09 08:58:27,924 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2020-12-09 08:58:27,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2020-12-09 08:58:27,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2020-12-09 08:58:27,926 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2020-12-09 08:58:27,927 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2020-12-09 08:58:27,928 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2020-12-09 08:58:27,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 08:58:27,937 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 08:58:27,945 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2020-12-09 08:58:27,945 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2020-12-09 08:58:27,946 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2020-12-09 08:58:27,946 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2020-12-09 08:58:27,946 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2020-12-09 08:58:27,947 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2020-12-09 08:58:27,947 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2020-12-09 08:58:27,948 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2020-12-09 08:58:27,948 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2020-12-09 08:58:27,948 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2020-12-09 08:58:27,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2020-12-09 08:58:27,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2020-12-09 08:58:27,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2020-12-09 08:58:27,950 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2020-12-09 08:58:27,950 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2020-12-09 08:58:27,951 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2020-12-09 08:58:27,951 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2020-12-09 08:58:27,952 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2020-12-09 08:58:27,952 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2020-12-09 08:58:27,952 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2020-12-09 08:58:27,953 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2020-12-09 08:58:27,953 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2020-12-09 08:58:27,953 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2020-12-09 08:58:27,954 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2020-12-09 08:58:27,954 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2020-12-09 08:58:27,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2020-12-09 08:58:27,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2020-12-09 08:58:27,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2020-12-09 08:58:27,956 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2020-12-09 08:58:27,956 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2020-12-09 08:58:27,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 08:58:27,966 INFO L208 MainTranslator]: Completed translation [2020-12-09 08:58:27,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27 WrapperNode [2020-12-09 08:58:27,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 08:58:27,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 08:58:27,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 08:58:27,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 08:58:27,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:27,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:27,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 08:58:27,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 08:58:27,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 08:58:27,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 08:58:28,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... [2020-12-09 08:58:28,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 08:58:28,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 08:58:28,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 08:58:28,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 08:58:28,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:58:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 08:58:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 08:58:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 08:58:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 08:58:28,313 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 08:58:28,313 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-09 08:58:28,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:28 BoogieIcfgContainer [2020-12-09 08:58:28,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 08:58:28,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 08:58:28,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 08:58:28,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 08:58:28,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 08:58:27" (1/3) ... [2020-12-09 08:58:28,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a0f4489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:58:28, skipping insertion in model container [2020-12-09 08:58:28,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:27" (2/3) ... [2020-12-09 08:58:28,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a0f4489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:58:28, skipping insertion in model container [2020-12-09 08:58:28,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:28" (3/3) ... [2020-12-09 08:58:28,321 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2020-12-09 08:58:28,331 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 08:58:28,333 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 30 error locations. [2020-12-09 08:58:28,340 INFO L253 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2020-12-09 08:58:28,358 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 08:58:28,358 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 08:58:28,358 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 08:58:28,358 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 08:58:28,358 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 08:58:28,358 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 08:58:28,358 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 08:58:28,358 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 08:58:28,374 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2020-12-09 08:58:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-09 08:58:28,377 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 08:58:28,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-12-09 08:58:28,378 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 08:58:28,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 08:58:28,381 INFO L82 PathProgramCache]: Analyzing trace with hash 265397, now seen corresponding path program 1 times [2020-12-09 08:58:28,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 08:58:28,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233653762] [2020-12-09 08:58:28,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 08:58:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 08:58:28,457 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 08:58:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 08:58:28,468 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 08:58:28,480 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 08:58:28,481 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 08:58:28,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 08:58:28,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 08:58:28 BoogieIcfgContainer [2020-12-09 08:58:28,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 08:58:28,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 08:58:28,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 08:58:28,495 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 08:58:28,495 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:28" (3/4) ... [2020-12-09 08:58:28,497 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 08:58:28,497 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 08:58:28,499 INFO L168 Benchmark]: Toolchain (without parser) took 710.99 ms. Allocated memory is still 100.7 MB. Free memory was 60.7 MB in the beginning and 50.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,499 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 100.7 MB. Free memory was 76.9 MB in the beginning and 76.8 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 08:58:28,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.10 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 73.0 MB in the end (delta: -12.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.26 ms. Allocated memory is still 100.7 MB. Free memory was 73.0 MB in the beginning and 71.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,501 INFO L168 Benchmark]: Boogie Preprocessor took 19.86 ms. Allocated memory is still 100.7 MB. Free memory was 71.3 MB in the beginning and 70.3 MB in the end (delta: 979.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,501 INFO L168 Benchmark]: RCFGBuilder took 296.72 ms. Allocated memory is still 100.7 MB. Free memory was 69.9 MB in the beginning and 62.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,502 INFO L168 Benchmark]: TraceAbstraction took 177.90 ms. Allocated memory is still 100.7 MB. Free memory was 62.2 MB in the beginning and 50.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,502 INFO L168 Benchmark]: Witness Printer took 2.88 ms. Allocated memory is still 100.7 MB. Free memory was 50.4 MB in the beginning and 50.0 MB in the end (delta: 423.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:28,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 100.7 MB. Free memory was 76.9 MB in the beginning and 76.8 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 178.10 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 73.0 MB in the end (delta: -12.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 30.26 ms. Allocated memory is still 100.7 MB. Free memory was 73.0 MB in the beginning and 71.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.86 ms. Allocated memory is still 100.7 MB. Free memory was 71.3 MB in the beginning and 70.3 MB in the end (delta: 979.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 296.72 ms. Allocated memory is still 100.7 MB. Free memory was 69.9 MB in the beginning and 62.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 177.90 ms. Allocated memory is still 100.7 MB. Free memory was 62.2 MB in the beginning and 50.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Witness Printer took 2.88 ms. Allocated memory is still 100.7 MB. Free memory was 50.4 MB in the beginning and 50.0 MB in the end (delta: 423.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 30 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=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 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 08:58:30,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 08:58:30,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 08:58:30,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 08:58:30,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 08:58:30,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 08:58:30,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 08:58:30,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 08:58:30,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 08:58:30,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 08:58:30,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 08:58:30,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 08:58:30,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 08:58:30,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 08:58:30,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 08:58:30,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 08:58:30,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 08:58:30,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 08:58:30,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 08:58:30,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 08:58:30,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 08:58:30,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 08:58:30,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 08:58:30,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 08:58:30,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 08:58:30,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 08:58:30,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 08:58:30,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 08:58:30,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 08:58:30,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 08:58:30,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 08:58:30,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 08:58:30,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 08:58:30,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 08:58:30,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 08:58:30,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 08:58:30,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 08:58:30,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 08:58:30,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 08:58:30,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 08:58:30,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 08:58:30,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 08:58:30,132 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 08:58:30,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 08:58:30,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 08:58:30,133 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 08:58:30,133 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 08:58:30,134 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 08:58:30,134 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 08:58:30,134 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 08:58:30,134 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 08:58:30,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 08:58:30,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 08:58:30,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 08:58:30,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:58:30,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 08:58:30,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 08:58:30,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 08:58:30,138 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-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2020-12-09 08:58:30,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 08:58:30,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 08:58:30,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 08:58:30,383 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 08:58:30,383 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 08:58:30,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2020-12-09 08:58:30,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/51d1cdfe6/6013e21a5ec04ed4bb0113a665dfa3b9/FLAG5cfd04ee6 [2020-12-09 08:58:30,801 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 08:58:30,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c [2020-12-09 08:58:30,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/51d1cdfe6/6013e21a5ec04ed4bb0113a665dfa3b9/FLAG5cfd04ee6 [2020-12-09 08:58:30,818 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/data/51d1cdfe6/6013e21a5ec04ed4bb0113a665dfa3b9 [2020-12-09 08:58:30,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 08:58:30,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 08:58:30,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 08:58:30,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 08:58:30,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 08:58:30,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:58:30" (1/1) ... [2020-12-09 08:58:30,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b903ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:30, skipping insertion in model container [2020-12-09 08:58:30,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:58:30" (1/1) ... [2020-12-09 08:58:30,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 08:58:30,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 08:58:30,943 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2020-12-09 08:58:30,946 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2020-12-09 08:58:30,947 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2020-12-09 08:58:30,948 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2020-12-09 08:58:30,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2020-12-09 08:58:30,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2020-12-09 08:58:30,950 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2020-12-09 08:58:30,951 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2020-12-09 08:58:30,952 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2020-12-09 08:58:30,953 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2020-12-09 08:58:30,954 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2020-12-09 08:58:30,954 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2020-12-09 08:58:30,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2020-12-09 08:58:30,956 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2020-12-09 08:58:30,957 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2020-12-09 08:58:30,958 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2020-12-09 08:58:30,959 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2020-12-09 08:58:30,960 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2020-12-09 08:58:30,961 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2020-12-09 08:58:30,962 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2020-12-09 08:58:30,962 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2020-12-09 08:58:30,963 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2020-12-09 08:58:30,965 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2020-12-09 08:58:30,967 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2020-12-09 08:58:30,968 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2020-12-09 08:58:30,969 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2020-12-09 08:58:30,970 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2020-12-09 08:58:30,971 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2020-12-09 08:58:30,971 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2020-12-09 08:58:30,972 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2020-12-09 08:58:30,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 08:58:30,984 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 08:58:30,993 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2020-12-09 08:58:30,993 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2020-12-09 08:58:30,994 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2020-12-09 08:58:30,994 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2020-12-09 08:58:30,994 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2020-12-09 08:58:30,995 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2020-12-09 08:58:30,995 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2020-12-09 08:58:30,996 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2020-12-09 08:58:30,996 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2020-12-09 08:58:30,996 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2020-12-09 08:58:30,997 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2020-12-09 08:58:30,997 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2020-12-09 08:58:30,998 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2020-12-09 08:58:30,998 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2020-12-09 08:58:30,999 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2020-12-09 08:58:30,999 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2020-12-09 08:58:31,000 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2020-12-09 08:58:31,000 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2020-12-09 08:58:31,001 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2020-12-09 08:58:31,001 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2020-12-09 08:58:31,001 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2020-12-09 08:58:31,002 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2020-12-09 08:58:31,002 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2020-12-09 08:58:31,003 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2020-12-09 08:58:31,003 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2020-12-09 08:58:31,004 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2020-12-09 08:58:31,004 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2020-12-09 08:58:31,005 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2020-12-09 08:58:31,005 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2020-12-09 08:58:31,005 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2020-12-09 08:58:31,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 08:58:31,016 INFO L208 MainTranslator]: Completed translation [2020-12-09 08:58:31,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31 WrapperNode [2020-12-09 08:58:31,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 08:58:31,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 08:58:31,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 08:58:31,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 08:58:31,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 08:58:31,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 08:58:31,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 08:58:31,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 08:58:31,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... [2020-12-09 08:58:31,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 08:58:31,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 08:58:31,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 08:58:31,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 08:58:31,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:58:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 08:58:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 08:58:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 08:58:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 08:58:31,441 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 08:58:31,441 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-09 08:58:31,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:31 BoogieIcfgContainer [2020-12-09 08:58:31,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 08:58:31,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 08:58:31,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 08:58:31,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 08:58:31,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 08:58:30" (1/3) ... [2020-12-09 08:58:31,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67a8a480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:58:31, skipping insertion in model container [2020-12-09 08:58:31,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:58:31" (2/3) ... [2020-12-09 08:58:31,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67a8a480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:58:31, skipping insertion in model container [2020-12-09 08:58:31,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:31" (3/3) ... [2020-12-09 08:58:31,451 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2020-12-09 08:58:31,464 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 08:58:31,466 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 30 error locations. [2020-12-09 08:58:31,477 INFO L253 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2020-12-09 08:58:31,499 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 08:58:31,499 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 08:58:31,499 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 08:58:31,499 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 08:58:31,499 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 08:58:31,499 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 08:58:31,499 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 08:58:31,500 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 08:58:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states. [2020-12-09 08:58:31,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-09 08:58:31,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 08:58:31,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-12-09 08:58:31,523 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 08:58:31,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 08:58:31,527 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2020-12-09 08:58:31,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 08:58:31,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [257492370] [2020-12-09 08:58:31,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 08:58:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 08:58:31,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 08:58:31,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 08:58:31,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 08:58:31,609 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 08:58:31,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [257492370] [2020-12-09 08:58:31,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 08:58:31,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 08:58:31,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765601854] [2020-12-09 08:58:31,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 08:58:31,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 08:58:31,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 08:58:31,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 08:58:31,627 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 2 states. [2020-12-09 08:58:31,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 08:58:31,642 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2020-12-09 08:58:31,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 08:58:31,643 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2020-12-09 08:58:31,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 08:58:31,648 INFO L225 Difference]: With dead ends: 127 [2020-12-09 08:58:31,648 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 08:58:31,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 08:58:31,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 08:58:31,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 08:58:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 08:58:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 08:58:31,670 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2020-12-09 08:58:31,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 08:58:31,670 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 08:58:31,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 08:58:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 08:58:31,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 08:58:31,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 08:58:31,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2020-12-09 08:58:31,875 INFO L262 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L4(lines 4 42) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-09 08:58:31,876 INFO L262 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L23(line 23) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L7-1(line 7) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2020-12-09 08:58:31,877 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,878 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L10(line 10) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 08:58:31,879 INFO L262 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L14(line 14) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2020-12-09 08:58:31,880 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-09 08:58:31,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point L18(line 18) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2020-12-09 08:58:31,882 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-09 08:58:31,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 08:58:31 BoogieIcfgContainer [2020-12-09 08:58:31,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 08:58:31,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 08:58:31,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 08:58:31,887 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 08:58:31,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:58:31" (3/4) ... [2020-12-09 08:58:31,889 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 08:58:31,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-09 08:58:31,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-09 08:58:31,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 08:58:31,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 08:58:31,941 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5193ddb4-b5ba-4653-bbb4-e08c62bcedbb/bin/utaipan/witness.graphml [2020-12-09 08:58:31,942 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 08:58:31,943 INFO L168 Benchmark]: Toolchain (without parser) took 1121.46 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 48.9 MB in the beginning and 63.8 MB in the end (delta: -14.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,943 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 65.0 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 08:58:31,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.70 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 34.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.98 ms. Allocated memory is still 65.0 MB. Free memory was 34.0 MB in the beginning and 48.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,944 INFO L168 Benchmark]: Boogie Preprocessor took 26.78 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 47.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 08:58:31,945 INFO L168 Benchmark]: RCFGBuilder took 353.32 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 47.0 MB in the beginning and 61.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,945 INFO L168 Benchmark]: TraceAbstraction took 441.39 ms. Allocated memory is still 83.9 MB. Free memory was 61.3 MB in the beginning and 41.2 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,945 INFO L168 Benchmark]: Witness Printer took 55.01 ms. Allocated memory is still 83.9 MB. Free memory was 40.8 MB in the beginning and 63.8 MB in the end (delta: -23.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2020-12-09 08:58:31,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 65.0 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 194.70 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 34.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.98 ms. Allocated memory is still 65.0 MB. Free memory was 34.0 MB in the beginning and 48.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.78 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 47.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 353.32 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 47.0 MB in the beginning and 61.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 441.39 ms. Allocated memory is still 83.9 MB. Free memory was 61.3 MB in the beginning and 41.2 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Witness Printer took 55.01 ms. Allocated memory is still 83.9 MB. Free memory was 40.8 MB in the beginning and 63.8 MB in the end (delta: -23.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 15]: 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: 24]: 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: 10]: 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: 31]: 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: 38]: 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: 40]: 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: 20]: 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: 34]: 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: 25]: 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: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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: 9]: 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: 39]: 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: 13]: 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: 19]: 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: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, 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, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...