./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:38:03,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:38:03,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:38:03,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:38:03,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:38:03,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:38:03,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:38:03,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:38:03,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:38:03,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:38:03,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:38:03,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:38:03,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:38:03,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:38:03,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:38:03,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:38:03,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:38:03,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:38:03,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:38:03,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:38:03,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:38:03,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:38:03,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:38:03,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:38:03,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:38:03,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:38:03,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:38:03,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:38:03,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:38:03,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:38:03,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:38:03,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:38:03,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:38:03,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:38:03,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:38:03,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:38:03,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:38:03,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:38:03,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:38:03,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:38:03,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:38:03,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 20:38:03,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:38:03,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:38:03,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:38:03,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:38:03,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:38:03,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:38:03,748 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:38:03,748 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:38:03,748 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:38:03,749 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:38:03,749 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:38:03,750 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:38:03,750 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:38:03,750 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:38:03,751 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:38:03,751 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:38:03,751 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:38:03,752 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:38:03,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:38:03,753 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:38:03,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:38:03,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:38:03,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:38:03,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:38:03,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:38:03,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:38:03,755 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:38:03,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:38:03,756 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:38:03,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:38:03,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:38:03,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:38:03,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:03,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:38:03,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:38:03,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:38:03,765 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:38:03,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:38:03,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:38:03,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:38:03,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:38:03,766 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-11-25 20:38:04,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:38:04,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:38:04,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:38:04,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:38:04,072 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:38:04,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-25 20:38:04,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/1d716292d/014fae301aa544d8afbf03e96afbdb59/FLAG9f8a2e9e0 [2021-11-25 20:38:04,605 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:38:04,606 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-25 20:38:04,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/1d716292d/014fae301aa544d8afbf03e96afbdb59/FLAG9f8a2e9e0 [2021-11-25 20:38:05,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/1d716292d/014fae301aa544d8afbf03e96afbdb59 [2021-11-25 20:38:05,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:38:05,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:38:05,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:05,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:38:05,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:38:05,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69330e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05, skipping insertion in model container [2021-11-25 20:38:05,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:38:05,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:38:05,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-25 20:38:05,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-25 20:38:05,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-25 20:38:05,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-25 20:38:05,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-25 20:38:05,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-25 20:38:05,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-25 20:38:05,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-25 20:38:05,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-25 20:38:05,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-25 20:38:05,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-25 20:38:05,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-25 20:38:05,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-25 20:38:05,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-25 20:38:05,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-25 20:38:05,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-25 20:38:05,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-25 20:38:05,275 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-25 20:38:05,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-25 20:38:05,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-25 20:38:05,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-25 20:38:05,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-25 20:38:05,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-25 20:38:05,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-25 20:38:05,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-25 20:38:05,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-25 20:38:05,295 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-25 20:38:05,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-25 20:38:05,298 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-25 20:38:05,300 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-25 20:38:05,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:05,314 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:38:05,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-25 20:38:05,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-25 20:38:05,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-25 20:38:05,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-25 20:38:05,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-25 20:38:05,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-25 20:38:05,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-25 20:38:05,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-25 20:38:05,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-25 20:38:05,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-25 20:38:05,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-25 20:38:05,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-25 20:38:05,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-25 20:38:05,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-25 20:38:05,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-25 20:38:05,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-25 20:38:05,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-25 20:38:05,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-25 20:38:05,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-25 20:38:05,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-25 20:38:05,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-25 20:38:05,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-25 20:38:05,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-25 20:38:05,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-25 20:38:05,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-25 20:38:05,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-25 20:38:05,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-25 20:38:05,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-25 20:38:05,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-25 20:38:05,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-25 20:38:05,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:05,365 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:38:05,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05 WrapperNode [2021-11-25 20:38:05,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:05,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:05,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:38:05,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:38:05,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,402 INFO L137 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2021-11-25 20:38:05,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:05,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:38:05,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:38:05,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:38:05,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:38:05,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:38:05,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:38:05,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:38:05,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (1/1) ... [2021-11-25 20:38:05,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:05,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:05,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:38:05,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:38:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:38:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:38:05,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:38:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:38:05,577 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:38:05,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:38:05,735 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:38:05,754 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:38:05,754 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:38:05,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:05 BoogieIcfgContainer [2021-11-25 20:38:05,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:38:05,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:38:05,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:38:05,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:38:05,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:38:05" (1/3) ... [2021-11-25 20:38:05,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d5adf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:05, skipping insertion in model container [2021-11-25 20:38:05,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:05" (2/3) ... [2021-11-25 20:38:05,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d5adf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:05, skipping insertion in model container [2021-11-25 20:38:05,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:05" (3/3) ... [2021-11-25 20:38:05,776 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-11-25 20:38:05,782 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:38:05,782 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-11-25 20:38:05,859 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:38:05,874 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:38:05,874 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-11-25 20:38:05,915 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 62 states have (on average 1.967741935483871) internal successors, (122), 92 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:38:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 20:38:05,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:05,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 20:38:05,923 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 20:38:05,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:05,930 INFO L85 PathProgramCache]: Analyzing trace with hash 265397, now seen corresponding path program 1 times [2021-11-25 20:38:05,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:05,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646806609] [2021-11-25 20:38:05,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:05,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:38:06,056 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 20:38:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:38:06,105 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 20:38:06,108 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 20:38:06,109 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (29 of 30 remaining) [2021-11-25 20:38:06,111 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (28 of 30 remaining) [2021-11-25 20:38:06,111 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (27 of 30 remaining) [2021-11-25 20:38:06,113 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (26 of 30 remaining) [2021-11-25 20:38:06,114 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (25 of 30 remaining) [2021-11-25 20:38:06,114 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (24 of 30 remaining) [2021-11-25 20:38:06,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (23 of 30 remaining) [2021-11-25 20:38:06,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (22 of 30 remaining) [2021-11-25 20:38:06,118 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (21 of 30 remaining) [2021-11-25 20:38:06,124 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (20 of 30 remaining) [2021-11-25 20:38:06,127 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (19 of 30 remaining) [2021-11-25 20:38:06,128 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (18 of 30 remaining) [2021-11-25 20:38:06,129 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (17 of 30 remaining) [2021-11-25 20:38:06,129 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (16 of 30 remaining) [2021-11-25 20:38:06,130 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (15 of 30 remaining) [2021-11-25 20:38:06,131 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (14 of 30 remaining) [2021-11-25 20:38:06,132 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (13 of 30 remaining) [2021-11-25 20:38:06,132 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (12 of 30 remaining) [2021-11-25 20:38:06,132 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (11 of 30 remaining) [2021-11-25 20:38:06,134 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (10 of 30 remaining) [2021-11-25 20:38:06,134 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (9 of 30 remaining) [2021-11-25 20:38:06,135 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (8 of 30 remaining) [2021-11-25 20:38:06,135 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (7 of 30 remaining) [2021-11-25 20:38:06,136 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (6 of 30 remaining) [2021-11-25 20:38:06,136 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (5 of 30 remaining) [2021-11-25 20:38:06,136 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (4 of 30 remaining) [2021-11-25 20:38:06,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (3 of 30 remaining) [2021-11-25 20:38:06,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (2 of 30 remaining) [2021-11-25 20:38:06,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (1 of 30 remaining) [2021-11-25 20:38:06,138 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (0 of 30 remaining) [2021-11-25 20:38:06,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:38:06,143 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-25 20:38:06,146 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:38:06,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:38:06 BoogieIcfgContainer [2021-11-25 20:38:06,169 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:38:06,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:38:06,175 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:38:06,176 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:38:06,176 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:05" (3/4) ... [2021-11-25 20:38:06,179 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 20:38:06,180 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:38:06,186 INFO L158 Benchmark]: Toolchain (without parser) took 1150.77ms. Allocated memory is still 100.7MB. Free memory was 61.4MB in the beginning and 43.7MB in the end (delta: 17.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,186 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:38:06,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.42ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 73.1MB in the end (delta: -11.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.14ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 71.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,192 INFO L158 Benchmark]: Boogie Preprocessor took 23.65ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 70.5MB in the end (delta: 825.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,193 INFO L158 Benchmark]: RCFGBuilder took 329.75ms. Allocated memory is still 100.7MB. Free memory was 70.1MB in the beginning and 58.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,193 INFO L158 Benchmark]: TraceAbstraction took 408.56ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 44.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 20:38:06,194 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 43.7MB in the end (delta: 388.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:38:06,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.42ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 73.1MB in the end (delta: -11.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.14ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 71.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.65ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 70.5MB in the end (delta: 825.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 329.75ms. Allocated memory is still 100.7MB. Free memory was 70.1MB in the beginning and 58.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 408.56ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 44.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 43.7MB in the end (delta: 388.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() - UnprovableResult [Line: 8]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 29]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 31]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 20:38:06,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:38:08,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:38:08,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:38:08,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:38:08,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:38:08,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:38:08,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:38:08,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:38:08,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:38:08,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:38:08,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:38:08,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:38:08,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:38:08,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:38:08,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:38:08,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:38:08,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:38:08,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:38:08,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:38:08,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:38:08,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:38:08,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:38:08,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:38:08,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:38:08,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:38:08,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:38:08,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:38:08,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:38:08,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:38:08,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:38:08,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:38:08,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:38:08,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:38:08,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:38:08,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:38:08,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:38:08,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:38:08,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:38:08,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:38:08,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:38:08,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:38:08,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 20:38:08,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:38:08,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:38:08,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:38:08,980 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:38:08,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:38:08,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:38:08,981 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:38:08,981 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:38:08,982 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:38:08,982 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:38:08,983 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:38:08,983 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:38:08,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:38:08,985 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:38:08,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:38:08,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:38:08,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:38:08,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:38:08,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:38:08,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:38:08,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:38:08,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:38:08,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:38:08,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:38:08,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:08,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:38:08,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:38:08,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:38:08,990 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:38:08,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:38:08,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:38:08,990 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:38:08,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:38:08,991 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-11-25 20:38:09,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:38:09,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:38:09,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:38:09,443 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:38:09,444 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:38:09,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-25 20:38:09,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/4a8e8b441/7d10dd0110c948228684e1b8e60e1e5c/FLAG345617081 [2021-11-25 20:38:10,127 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:38:10,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-11-25 20:38:10,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/4a8e8b441/7d10dd0110c948228684e1b8e60e1e5c/FLAG345617081 [2021-11-25 20:38:10,468 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/data/4a8e8b441/7d10dd0110c948228684e1b8e60e1e5c [2021-11-25 20:38:10,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:38:10,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:38:10,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:10,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:38:10,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:38:10,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113a8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10, skipping insertion in model container [2021-11-25 20:38:10,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:38:10,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:38:10,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-25 20:38:10,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-25 20:38:10,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-25 20:38:10,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-25 20:38:10,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-25 20:38:10,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-25 20:38:10,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-25 20:38:10,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-25 20:38:10,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-25 20:38:10,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-25 20:38:10,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-25 20:38:10,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-25 20:38:10,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-25 20:38:10,666 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-25 20:38:10,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-25 20:38:10,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-25 20:38:10,668 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-25 20:38:10,669 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-25 20:38:10,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-25 20:38:10,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-25 20:38:10,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-25 20:38:10,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-25 20:38:10,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-25 20:38:10,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-25 20:38:10,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-25 20:38:10,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-25 20:38:10,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-25 20:38:10,680 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-25 20:38:10,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-25 20:38:10,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-25 20:38:10,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:10,707 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:38:10,753 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-11-25 20:38:10,754 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-11-25 20:38:10,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-11-25 20:38:10,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-11-25 20:38:10,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-11-25 20:38:10,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-11-25 20:38:10,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-11-25 20:38:10,760 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-11-25 20:38:10,762 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-11-25 20:38:10,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-11-25 20:38:10,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-11-25 20:38:10,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-11-25 20:38:10,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-11-25 20:38:10,791 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-11-25 20:38:10,791 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-11-25 20:38:10,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-11-25 20:38:10,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-11-25 20:38:10,793 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-11-25 20:38:10,793 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-11-25 20:38:10,794 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-11-25 20:38:10,794 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-11-25 20:38:10,795 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-11-25 20:38:10,795 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-11-25 20:38:10,796 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-11-25 20:38:10,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-11-25 20:38:10,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-11-25 20:38:10,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-11-25 20:38:10,799 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-11-25 20:38:10,799 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-11-25 20:38:10,800 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-11-25 20:38:10,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:10,814 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:38:10,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10 WrapperNode [2021-11-25 20:38:10,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:10,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:10,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:38:10,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:38:10,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,860 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2021-11-25 20:38:10,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:10,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:38:10,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:38:10,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:38:10,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:38:10,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:38:10,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:38:10,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:38:10,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (1/1) ... [2021-11-25 20:38:10,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:10,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:10,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:38:10,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:38:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:38:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:38:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:38:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 20:38:11,041 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:38:11,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:38:11,314 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:38:11,322 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:38:11,322 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:38:11,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:11 BoogieIcfgContainer [2021-11-25 20:38:11,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:38:11,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:38:11,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:38:11,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:38:11,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:38:10" (1/3) ... [2021-11-25 20:38:11,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2b88a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:11, skipping insertion in model container [2021-11-25 20:38:11,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:10" (2/3) ... [2021-11-25 20:38:11,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2b88a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:11, skipping insertion in model container [2021-11-25 20:38:11,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:11" (3/3) ... [2021-11-25 20:38:11,332 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-11-25 20:38:11,337 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:38:11,337 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-11-25 20:38:11,386 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:38:11,410 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:38:11,411 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-11-25 20:38:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:38:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 20:38:11,468 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:11,469 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 20:38:11,470 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 20:38:11,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:11,483 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-11-25 20:38:11,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:38:11,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100747288] [2021-11-25 20:38:11,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:11,500 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:38:11,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:38:11,508 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:38:11,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 20:38:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:11,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 20:38:11,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:38:11,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:11,673 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:38:11,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100747288] [2021-11-25 20:38:11,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100747288] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:11,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:11,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:38:11,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245029551] [2021-11-25 20:38:11,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:11,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:38:11,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:38:11,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:38:11,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:38:11,734 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:38:11,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:11,761 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-11-25 20:38:11,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:38:11,764 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 20:38:11,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:11,770 INFO L225 Difference]: With dead ends: 127 [2021-11-25 20:38:11,771 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 20:38:11,786 INFO L932 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 [2021-11-25 20:38:11,791 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:38:11,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:38:11,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 20:38:11,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 20:38:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:38:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 20:38:11,824 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-11-25 20:38:11,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:11,824 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 20:38:11,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:38:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 20:38:11,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 20:38:11,829 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (29 of 30 remaining) [2021-11-25 20:38:11,830 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (28 of 30 remaining) [2021-11-25 20:38:11,830 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (27 of 30 remaining) [2021-11-25 20:38:11,831 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (26 of 30 remaining) [2021-11-25 20:38:11,831 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (25 of 30 remaining) [2021-11-25 20:38:11,831 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (24 of 30 remaining) [2021-11-25 20:38:11,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (23 of 30 remaining) [2021-11-25 20:38:11,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (22 of 30 remaining) [2021-11-25 20:38:11,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (21 of 30 remaining) [2021-11-25 20:38:11,833 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (20 of 30 remaining) [2021-11-25 20:38:11,833 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (19 of 30 remaining) [2021-11-25 20:38:11,833 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (18 of 30 remaining) [2021-11-25 20:38:11,836 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (17 of 30 remaining) [2021-11-25 20:38:11,840 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (16 of 30 remaining) [2021-11-25 20:38:11,840 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (15 of 30 remaining) [2021-11-25 20:38:11,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (14 of 30 remaining) [2021-11-25 20:38:11,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (13 of 30 remaining) [2021-11-25 20:38:11,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (12 of 30 remaining) [2021-11-25 20:38:11,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (11 of 30 remaining) [2021-11-25 20:38:11,842 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (10 of 30 remaining) [2021-11-25 20:38:11,842 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (9 of 30 remaining) [2021-11-25 20:38:11,842 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (8 of 30 remaining) [2021-11-25 20:38:11,842 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (7 of 30 remaining) [2021-11-25 20:38:11,843 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (6 of 30 remaining) [2021-11-25 20:38:11,843 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (5 of 30 remaining) [2021-11-25 20:38:11,843 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (4 of 30 remaining) [2021-11-25 20:38:11,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (3 of 30 remaining) [2021-11-25 20:38:11,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (2 of 30 remaining) [2021-11-25 20:38:11,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (1 of 30 remaining) [2021-11-25 20:38:11,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (0 of 30 remaining) [2021-11-25 20:38:11,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:12,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:38:12,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 20:38:12,074 INFO L858 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,074 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-11-25 20:38:12,074 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-11-25 20:38:12,074 INFO L858 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-11-25 20:38:12,075 INFO L858 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-11-25 20:38:12,076 INFO L858 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,077 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-11-25 20:38:12,077 INFO L858 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-11-25 20:38:12,077 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-11-25 20:38:12,077 INFO L858 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-11-25 20:38:12,078 INFO L858 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,078 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-11-25 20:38:12,078 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-25 20:38:12,079 INFO L858 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,080 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-11-25 20:38:12,080 INFO L858 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-11-25 20:38:12,080 INFO L858 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,080 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-11-25 20:38:12,080 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-11-25 20:38:12,081 INFO L858 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,082 INFO L858 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,082 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-11-25 20:38:12,082 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-11-25 20:38:12,082 INFO L858 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-11-25 20:38:12,082 INFO L858 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 20:38:12,083 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-11-25 20:38:12,084 INFO L858 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-11-25 20:38:12,084 INFO L858 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,084 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-11-25 20:38:12,084 INFO L858 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-11-25 20:38:12,085 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-11-25 20:38:12,086 INFO L858 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-11-25 20:38:12,086 INFO L858 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,086 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-11-25 20:38:12,086 INFO L858 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-11-25 20:38:12,087 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,087 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-11-25 20:38:12,087 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-11-25 20:38:12,087 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-25 20:38:12,087 INFO L858 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-11-25 20:38:12,089 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-11-25 20:38:12,090 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-11-25 20:38:12,091 INFO L858 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,091 INFO L858 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-11-25 20:38:12,091 INFO L858 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,092 INFO L858 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-11-25 20:38:12,095 INFO L858 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,096 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-11-25 20:38:12,096 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-11-25 20:38:12,096 INFO L858 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-11-25 20:38:12,096 INFO L858 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,096 INFO L858 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-11-25 20:38:12,097 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-11-25 20:38:12,097 INFO L858 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,097 INFO L858 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-11-25 20:38:12,098 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-25 20:38:12,099 INFO L858 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,099 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-11-25 20:38:12,099 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-11-25 20:38:12,099 INFO L858 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-11-25 20:38:12,100 INFO L858 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,101 INFO L858 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-11-25 20:38:12,101 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-11-25 20:38:12,101 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,101 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-11-25 20:38:12,101 INFO L858 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-11-25 20:38:12,102 INFO L858 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-11-25 20:38:12,105 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-11-25 20:38:12,105 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-25 20:38:12,109 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-25 20:38:12,112 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:38:12,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:38:12 BoogieIcfgContainer [2021-11-25 20:38:12,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:38:12,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:38:12,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:38:12,124 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:38:12,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:11" (3/4) ... [2021-11-25 20:38:12,128 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 20:38:12,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-25 20:38:12,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 20:38:12,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 20:38:12,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 20:38:12,221 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 20:38:12,222 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:38:12,222 INFO L158 Benchmark]: Toolchain (without parser) took 1751.13ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 58.9MB in the beginning and 58.6MB in the end (delta: 242.9kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,223 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:38:12,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.37ms. Allocated memory is still 75.5MB. Free memory was 58.7MB in the beginning and 55.7MB in the end (delta: 3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 75.5MB. Free memory was 55.7MB in the beginning and 54.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,224 INFO L158 Benchmark]: Boogie Preprocessor took 31.92ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 52.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,225 INFO L158 Benchmark]: RCFGBuilder took 431.37ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 41.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,225 INFO L158 Benchmark]: TraceAbstraction took 795.44ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 41.0MB in the beginning and 62.4MB in the end (delta: -21.4MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,226 INFO L158 Benchmark]: Witness Printer took 98.27ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 58.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 20:38:12,229 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.37ms. Allocated memory is still 75.5MB. Free memory was 58.7MB in the beginning and 55.7MB in the end (delta: 3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 75.5MB. Free memory was 55.7MB in the beginning and 54.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.92ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 52.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.37ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 41.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 795.44ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 41.0MB in the beginning and 62.4MB in the end (delta: -21.4MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Witness Printer took 98.27ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 58.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 30]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 31]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 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, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 18 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 - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-25 20:38:12,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e10f409-fcfd-4ff8-834b-2b0deff50343/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE