./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e .................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:04:30,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:04:30,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:04:30,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:04:30,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:04:30,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:04:30,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:04:30,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:04:30,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:04:30,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:04:30,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:04:30,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:04:30,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:04:30,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:04:30,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:04:30,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:04:30,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:04:30,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:04:30,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:04:30,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:04:30,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:04:30,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:04:30,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:04:30,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:04:30,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:04:30,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:04:30,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:04:30,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:04:30,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:04:30,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:04:30,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:04:30,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:04:30,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:04:30,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:04:30,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:04:30,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:04:30,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:04:30,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:04:30,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:04:30,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:04:30,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:04:30,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:04:30,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:04:30,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:04:30,689 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:04:30,689 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:04:30,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:04:30,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:04:30,693 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:04:30,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:04:30,694 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:04:30,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:04:30,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:04:30,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:04:30,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:04:30,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:04:30,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:04:30,699 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:04:30,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:04:30,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:04:30,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:04:30,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:04:30,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:04:30,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:04:30,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:04:30,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:04:30,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:04:30,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:04:30,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:04:30,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:04:30,705 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:04:30,705 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:04:30,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:04:30,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:04:30,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-10-28 23:04:31,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:04:31,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:04:31,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:04:31,264 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:04:31,265 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:04:31,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-28 23:04:31,379 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/0697b6307/a0711113ddb64b559321aef523cc4da2/FLAGa446d8d0b [2021-10-28 23:04:32,180 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:04:32,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-28 23:04:32,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/0697b6307/a0711113ddb64b559321aef523cc4da2/FLAGa446d8d0b [2021-10-28 23:04:32,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/0697b6307/a0711113ddb64b559321aef523cc4da2 [2021-10-28 23:04:32,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:04:32,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:04:32,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:04:32,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:04:32,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:04:32,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:04:32" (1/1) ... [2021-10-28 23:04:32,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ab56f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:32, skipping insertion in model container [2021-10-28 23:04:32,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:04:32" (1/1) ... [2021-10-28 23:04:32,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:04:32,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:04:32,914 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-28 23:04:32,926 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-28 23:04:32,927 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-28 23:04:32,929 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-28 23:04:32,930 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-28 23:04:32,931 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-28 23:04:32,932 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-28 23:04:32,933 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-28 23:04:32,934 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-28 23:04:32,936 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-28 23:04:32,937 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-28 23:04:32,939 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-28 23:04:32,940 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-28 23:04:32,942 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-28 23:04:32,943 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-28 23:04:32,945 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-28 23:04:32,946 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-28 23:04:32,947 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-28 23:04:32,948 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-28 23:04:32,950 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-28 23:04:32,951 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-28 23:04:32,952 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-28 23:04:32,953 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-28 23:04:32,954 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-28 23:04:32,955 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-28 23:04:32,956 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-28 23:04:32,957 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-28 23:04:32,959 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-28 23:04:32,960 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-28 23:04:32,961 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-28 23:04:32,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:04:32,975 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:04:32,990 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-28 23:04:32,991 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-28 23:04:32,992 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-28 23:04:32,993 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-28 23:04:32,994 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-28 23:04:32,995 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-28 23:04:32,996 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-28 23:04:32,997 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-28 23:04:32,998 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-28 23:04:32,999 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-28 23:04:33,000 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-28 23:04:33,001 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-28 23:04:33,002 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-28 23:04:33,003 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-28 23:04:33,004 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-28 23:04:33,005 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-28 23:04:33,006 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-28 23:04:33,007 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-28 23:04:33,008 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-28 23:04:33,009 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-28 23:04:33,010 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-28 23:04:33,011 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-28 23:04:33,013 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-28 23:04:33,014 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-28 23:04:33,015 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-28 23:04:33,016 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-28 23:04:33,017 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-28 23:04:33,018 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-28 23:04:33,019 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-28 23:04:33,020 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-28 23:04:33,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:04:33,038 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:04:33,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33 WrapperNode [2021-10-28 23:04:33,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:04:33,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:04:33,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:04:33,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:04:33,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:04:33,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:04:33,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:04:33,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:04:33,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:04:33,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:04:33,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:04:33,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:04:33,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (1/1) ... [2021-10-28 23:04:33,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:04:33,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:04:33,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:04:33,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:04:33,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:04:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:04:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:04:33,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:04:33,665 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:04:33,666 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:04:33,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:33 BoogieIcfgContainer [2021-10-28 23:04:33,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:04:33,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:04:33,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:04:33,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:04:33,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:04:32" (1/3) ... [2021-10-28 23:04:33,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3867a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:04:33, skipping insertion in model container [2021-10-28 23:04:33,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:33" (2/3) ... [2021-10-28 23:04:33,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3867a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:04:33, skipping insertion in model container [2021-10-28 23:04:33,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:33" (3/3) ... [2021-10-28 23:04:33,683 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-28 23:04:33,691 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:04:33,691 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-28 23:04:33,813 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:04:33,839 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=PETRI_NET, 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 [2021-10-28 23:04:33,841 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-28 23:04:33,875 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) [2021-10-28 23:04:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-28 23:04:33,882 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:04:33,883 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-28 23:04:33,886 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)] === [2021-10-28 23:04:33,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:04:33,902 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-28 23:04:33,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:04:33,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141725904] [2021-10-28 23:04:33,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:04:33,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:04:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:04:34,101 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:04:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:04:34,191 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:04:34,195 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:04:34,198 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,202 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,203 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,204 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,206 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,207 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,208 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,208 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,211 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,211 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,212 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,214 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,214 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,215 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,216 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,234 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:34,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:04:34,241 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 23:04:34,253 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:04:34,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:04:34 BoogieIcfgContainer [2021-10-28 23:04:34,283 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:04:34,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:04:34,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:04:34,290 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:04:34,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:33" (3/4) ... [2021-10-28 23:04:34,295 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:04:34,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:04:34,298 INFO L168 Benchmark]: Toolchain (without parser) took 1774.89 ms. Allocated memory is still 111.1 MB. Free memory was 69.4 MB in the beginning and 50.2 MB in the end (delta: 19.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,299 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 111.1 MB. Free memory is still 85.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:04:34,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.73 ms. Allocated memory is still 111.1 MB. Free memory was 69.0 MB in the beginning and 80.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.65 ms. Allocated memory is still 111.1 MB. Free memory was 80.9 MB in the beginning and 79.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,308 INFO L168 Benchmark]: Boogie Preprocessor took 33.97 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 78.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,309 INFO L168 Benchmark]: RCFGBuilder took 538.21 ms. Allocated memory is still 111.1 MB. Free memory was 78.1 MB in the beginning and 66.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,314 INFO L168 Benchmark]: TraceAbstraction took 611.06 ms. Allocated memory is still 111.1 MB. Free memory was 65.5 MB in the beginning and 50.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:34,315 INFO L168 Benchmark]: Witness Printer took 6.63 ms. Allocated memory is still 111.1 MB. Free memory was 50.5 MB in the beginning and 50.2 MB in the end (delta: 334.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:04:34,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 111.1 MB. Free memory is still 85.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 505.73 ms. Allocated memory is still 111.1 MB. Free memory was 69.0 MB in the beginning and 80.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.65 ms. Allocated memory is still 111.1 MB. Free memory was 80.9 MB in the beginning and 79.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.97 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 78.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 538.21 ms. Allocated memory is still 111.1 MB. Free memory was 78.1 MB in the beginning and 66.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 611.06 ms. Allocated memory is still 111.1 MB. Free memory was 65.5 MB in the beginning and 50.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 6.63 ms. Allocated memory is still 111.1 MB. Free memory was 50.5 MB in the beginning and 50.2 MB in the end (delta: 334.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * 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, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred 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, 4 NumberOfCodeBlocks, 4 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 [2021-10-28 23:04:34,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:04:37,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:04:37,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:04:37,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:04:37,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:04:37,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:04:37,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:04:37,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:04:37,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:04:37,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:04:37,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:04:37,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:04:37,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:04:37,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:04:37,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:04:37,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:04:37,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:04:37,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:04:37,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:04:37,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:04:37,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:04:37,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:04:37,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:04:37,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:04:37,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:04:37,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:04:37,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:04:37,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:04:37,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:04:37,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:04:37,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:04:37,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:04:37,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:04:37,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:04:37,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:04:37,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:04:37,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:04:37,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:04:37,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:04:37,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:04:37,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:04:37,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 23:04:38,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:04:38,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:04:38,039 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:04:38,039 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:04:38,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:04:38,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:04:38,043 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:04:38,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:04:38,043 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:04:38,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:04:38,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:04:38,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:04:38,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:04:38,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:04:38,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:04:38,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:04:38,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:04:38,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:04:38,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:04:38,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:04:38,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:04:38,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:04:38,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:04:38,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:04:38,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:04:38,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:04:38,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:04:38,050 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:04:38,050 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:04:38,051 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:04:38,051 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:04:38,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:04:38,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:04:38,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:04:38,053 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-10-28 23:04:38,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:04:38,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:04:38,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:04:38,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:04:38,655 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:04:38,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-28 23:04:38,746 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/615a1f0ca/4b705e5190934aeab8cc3145752f4291/FLAGc7076419e [2021-10-28 23:04:39,521 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:04:39,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-28 23:04:39,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/615a1f0ca/4b705e5190934aeab8cc3145752f4291/FLAGc7076419e [2021-10-28 23:04:39,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/data/615a1f0ca/4b705e5190934aeab8cc3145752f4291 [2021-10-28 23:04:39,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:04:39,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:04:39,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:04:39,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:04:39,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:04:39,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:04:39" (1/1) ... [2021-10-28 23:04:39,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4e9350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:39, skipping insertion in model container [2021-10-28 23:04:39,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:04:39" (1/1) ... [2021-10-28 23:04:39,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:04:39,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:04:40,205 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-28 23:04:40,213 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-28 23:04:40,222 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-28 23:04:40,223 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-28 23:04:40,225 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-28 23:04:40,227 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-28 23:04:40,230 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-28 23:04:40,232 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-28 23:04:40,234 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-28 23:04:40,236 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-28 23:04:40,237 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-28 23:04:40,239 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-28 23:04:40,240 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-28 23:04:40,242 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-28 23:04:40,244 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-28 23:04:40,245 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-28 23:04:40,247 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-28 23:04:40,249 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-28 23:04:40,251 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-28 23:04:40,253 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-28 23:04:40,255 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-28 23:04:40,256 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-28 23:04:40,259 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-28 23:04:40,262 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-28 23:04:40,264 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-28 23:04:40,266 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-28 23:04:40,268 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-28 23:04:40,270 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-28 23:04:40,271 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-28 23:04:40,273 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-28 23:04:40,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:04:40,309 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:04:40,363 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-28 23:04:40,364 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-28 23:04:40,366 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-28 23:04:40,367 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-28 23:04:40,369 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-28 23:04:40,371 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-28 23:04:40,372 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-28 23:04:40,373 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-28 23:04:40,376 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-28 23:04:40,396 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-28 23:04:40,400 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-28 23:04:40,402 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-28 23:04:40,404 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-28 23:04:40,405 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-28 23:04:40,408 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-28 23:04:40,415 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-28 23:04:40,418 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-28 23:04:40,429 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-28 23:04:40,431 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-28 23:04:40,432 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-28 23:04:40,433 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-28 23:04:40,434 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-28 23:04:40,435 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-28 23:04:40,436 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-28 23:04:40,438 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-28 23:04:40,439 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-28 23:04:40,440 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-28 23:04:40,441 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-28 23:04:40,454 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-28 23:04:40,455 WARN L228 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_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-28 23:04:40,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:04:40,485 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:04:40,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40 WrapperNode [2021-10-28 23:04:40,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:04:40,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:04:40,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:04:40,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:04:40,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:04:40,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:04:40,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:04:40,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:04:40,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:04:40,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:04:40,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:04:40,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:04:40,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (1/1) ... [2021-10-28 23:04:40,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:04:40,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:04:40,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:04:40,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:04:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:04:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:04:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 23:04:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:04:41,508 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:04:41,508 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:04:41,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:41 BoogieIcfgContainer [2021-10-28 23:04:41,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:04:41,515 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:04:41,516 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:04:41,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:04:41,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:04:39" (1/3) ... [2021-10-28 23:04:41,522 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b8bf18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:04:41, skipping insertion in model container [2021-10-28 23:04:41,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:04:40" (2/3) ... [2021-10-28 23:04:41,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b8bf18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:04:41, skipping insertion in model container [2021-10-28 23:04:41,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:41" (3/3) ... [2021-10-28 23:04:41,525 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-28 23:04:41,533 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:04:41,534 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-28 23:04:41,601 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:04:41,609 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=PETRI_NET, 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 [2021-10-28 23:04:41,610 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-28 23:04:41,651 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) [2021-10-28 23:04:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-28 23:04:41,663 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:04:41,664 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-28 23:04:41,665 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)] === [2021-10-28 23:04:41,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:04:41,713 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-28 23:04:41,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:04:41,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432696154] [2021-10-28 23:04:41,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:04:41,732 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:04:41,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:04:41,737 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:04:41,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 23:04:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:04:41,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 23:04:41,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:04:41,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:04:41,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:04:41,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:04:41,906 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:04:41,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432696154] [2021-10-28 23:04:41,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [432696154] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:04:41,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:04:41,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 23:04:41,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708368673] [2021-10-28 23:04:41,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:04:41,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:04:41,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:04:41,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:04:41,948 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) [2021-10-28 23:04:41,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:04:41,984 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-10-28 23:04:41,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:04:41,986 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 [2021-10-28 23:04:41,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:04:41,997 INFO L225 Difference]: With dead ends: 127 [2021-10-28 23:04:42,002 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:04:42,007 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:04:42,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:04:42,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:04:42,038 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) [2021-10-28 23:04:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:04:42,042 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-10-28 23:04:42,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:04:42,044 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:04:42,054 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) [2021-10-28 23:04:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:04:42,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:04:42,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,060 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,060 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,061 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,062 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,066 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,066 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,066 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,068 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,068 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,069 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,070 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,070 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,071 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,071 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,071 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,072 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,072 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,072 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,073 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,073 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,073 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,074 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,074 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:04:42,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:04:42,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:04:42,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:04:42,297 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,298 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-28 23:04:42,298 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-28 23:04:42,299 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-28 23:04:42,299 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,301 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-28 23:04:42,301 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-28 23:04:42,302 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,302 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:04:42,303 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-28 23:04:42,303 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,304 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-28 23:04:42,305 INFO L857 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-10-28 23:04:42,305 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-28 23:04:42,305 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-28 23:04:42,306 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,306 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-28 23:04:42,306 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-28 23:04:42,307 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,307 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-28 23:04:42,307 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-28 23:04:42,308 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,308 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-28 23:04:42,309 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-28 23:04:42,310 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,310 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-28 23:04:42,310 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,311 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-28 23:04:42,313 INFO L857 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-10-28 23:04:42,314 INFO L857 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-10-28 23:04:42,314 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,314 INFO L857 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,315 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-28 23:04:42,315 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-28 23:04:42,315 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-28 23:04:42,316 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,316 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-10-28 23:04:42,316 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-28 23:04:42,317 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-28 23:04:42,317 INFO L857 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,317 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:04:42,317 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-28 23:04:42,318 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-28 23:04:42,318 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,319 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-10-28 23:04:42,319 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-28 23:04:42,320 INFO L857 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,320 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-28 23:04:42,320 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-28 23:04:42,321 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,321 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-28 23:04:42,321 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-28 23:04:42,322 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-28 23:04:42,322 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,323 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-28 23:04:42,323 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-28 23:04:42,323 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,324 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-10-28 23:04:42,324 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-28 23:04:42,324 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:04:42,325 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-28 23:04:42,326 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-28 23:04:42,327 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,327 INFO L857 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-10-28 23:04:42,333 INFO L857 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,334 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-28 23:04:42,334 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-28 23:04:42,335 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-28 23:04:42,336 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,336 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-28 23:04:42,337 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,337 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-28 23:04:42,337 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,338 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-28 23:04:42,338 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-28 23:04:42,339 INFO L857 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-10-28 23:04:42,339 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,339 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-28 23:04:42,340 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-28 23:04:42,340 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,340 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-28 23:04:42,342 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:04:42,350 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,351 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-10-28 23:04:42,352 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-28 23:04:42,352 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-28 23:04:42,355 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,355 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-28 23:04:42,355 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-28 23:04:42,356 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,356 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-28 23:04:42,358 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-28 23:04:42,360 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-10-28 23:04:42,360 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-28 23:04:42,361 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-28 23:04:42,366 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 23:04:42,370 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:04:42,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:04:42 BoogieIcfgContainer [2021-10-28 23:04:42,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:04:42,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:04:42,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:04:42,393 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:04:42,393 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:04:41" (3/4) ... [2021-10-28 23:04:42,401 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:04:42,426 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-28 23:04:42,427 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:04:42,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:04:42,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:04:42,529 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:04:42,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:04:42,532 INFO L168 Benchmark]: Toolchain (without parser) took 2655.22 ms. Allocated memory is still 75.5 MB. Free memory was 58.4 MB in the beginning and 34.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,532 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 75.5 MB. Free memory was 55.7 MB in the beginning and 55.6 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:04:42,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.00 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 55.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.74 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 53.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,534 INFO L168 Benchmark]: Boogie Preprocessor took 85.82 ms. Allocated memory is still 75.5 MB. Free memory was 53.8 MB in the beginning and 52.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,535 INFO L168 Benchmark]: RCFGBuilder took 835.78 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 39.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,536 INFO L168 Benchmark]: TraceAbstraction took 869.32 ms. Allocated memory is still 75.5 MB. Free memory was 39.1 MB in the beginning and 38.5 MB in the end (delta: 606.3 kB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,536 INFO L168 Benchmark]: Witness Printer took 137.18 ms. Allocated memory is still 75.5 MB. Free memory was 38.2 MB in the beginning and 34.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:04:42,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 75.5 MB. Free memory was 55.7 MB in the beginning and 55.6 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 608.00 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 55.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.74 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 53.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.82 ms. Allocated memory is still 75.5 MB. Free memory was 53.8 MB in the beginning and 52.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 835.78 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 39.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 869.32 ms. Allocated memory is still 75.5 MB. Free memory was 39.1 MB in the beginning and 38.5 MB in the end (delta: 606.3 kB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. * Witness Printer took 137.18 ms. Allocated memory is still 75.5 MB. Free memory was 38.2 MB in the beginning and 34.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * 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: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-28 23:04:42,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7e8cc-eed2-4763-802f-ff7c96c9ebab/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...