./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:13:24,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:13:24,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:13:24,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:13:24,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:13:24,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:13:24,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:13:24,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:13:24,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:13:24,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:13:24,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:13:24,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:13:24,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:13:24,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:13:24,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:13:24,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:13:24,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:13:24,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:13:24,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:13:24,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:13:24,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:13:24,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:13:24,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:13:24,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:13:24,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:13:24,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:13:24,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:13:24,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:13:24,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:13:24,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:13:24,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:13:24,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:13:24,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:13:24,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:13:24,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:13:24,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:13:24,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:13:24,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:13:24,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:13:24,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:13:24,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:13:24,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 16:13:24,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:13:24,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:13:24,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:13:24,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:13:24,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:13:24,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:13:24,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:13:24,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:13:24,969 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:13:24,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:13:24,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:13:24,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:13:24,971 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 [2022-12-13 16:13:25,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:13:25,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:13:25,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:13:25,157 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:13:25,158 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:13:25,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2022-12-13 16:13:27,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:13:28,085 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:13:28,086 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2022-12-13 16:13:28,102 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/874ecb3eb/22fed522ba5a4657aae3eb01865e48d8/FLAG5fd77ec5a [2022-12-13 16:13:28,113 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/874ecb3eb/22fed522ba5a4657aae3eb01865e48d8 [2022-12-13 16:13:28,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:13:28,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:13:28,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:13:28,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:13:28,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:13:28,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:28" (1/1) ... [2022-12-13 16:13:28,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b5d99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:28, skipping insertion in model container [2022-12-13 16:13:28,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:28" (1/1) ... [2022-12-13 16:13:28,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:13:28,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:13:28,441 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:13:28,810 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:13:28,813 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:28,815 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:28,817 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:28,817 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:29,173 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 16:13:29,177 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:13:29,186 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-13 16:13:29,190 INFO L158 Benchmark]: Toolchain (without parser) took 1073.52ms. Allocated memory is still 132.1MB. Free memory was 93.9MB in the beginning and 69.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 16:13:29,190 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:13:29,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1071.98ms. Allocated memory is still 132.1MB. Free memory was 93.9MB in the beginning and 69.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 16:13:29,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1071.98ms. Allocated memory is still 132.1MB. Free memory was 93.9MB in the beginning and 69.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:13:30,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:13:30,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:13:30,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:13:30,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:13:30,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:13:30,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:13:30,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:13:30,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:13:30,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:13:30,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:13:30,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:13:30,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:13:30,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:13:30,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:13:30,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:13:30,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:13:30,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:13:30,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:13:30,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:13:30,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:13:30,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:13:30,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:13:30,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:13:30,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:13:30,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:13:30,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:13:30,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:13:30,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:13:30,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:13:30,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:13:30,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:13:30,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:13:30,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:13:30,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:13:30,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:13:30,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:13:30,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:13:30,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:13:30,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:13:30,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:13:30,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 16:13:30,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:13:30,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:13:30,606 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:13:30,606 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:13:30,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:13:30,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:13:30,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:13:30,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:13:30,608 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:13:30,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:13:30,608 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:13:30,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 16:13:30,609 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:13:30,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 16:13:30,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:13:30,610 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:13:30,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:13:30,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:13:30,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:13:30,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:13:30,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:13:30,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:13:30,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:13:30,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:13:30,612 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 16:13:30,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 16:13:30,612 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:13:30,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:13:30,613 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:13:30,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:13:30,613 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 16:13:30,613 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:13:30,613 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 [2022-12-13 16:13:30,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:13:30,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:13:30,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:13:30,877 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:13:30,877 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:13:30,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2022-12-13 16:13:33,379 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:13:33,651 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:13:33,651 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2022-12-13 16:13:33,667 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/1582ce5e6/f7f36397f4df4049be472c01d69ce043/FLAG414a7e3fe [2022-12-13 16:13:33,943 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/data/1582ce5e6/f7f36397f4df4049be472c01d69ce043 [2022-12-13 16:13:33,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:13:33,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:13:33,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:13:33,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:13:33,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:13:33,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:33" (1/1) ... [2022-12-13 16:13:33,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2177e555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:33, skipping insertion in model container [2022-12-13 16:13:33,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:33" (1/1) ... [2022-12-13 16:13:33,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:13:34,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:13:34,297 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:13:34,715 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:13:34,719 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:34,720 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:34,721 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:34,722 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:35,038 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 16:13:35,041 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:13:35,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:13:35,060 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:13:35,072 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:13:35,105 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:13:35,106 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:35,113 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:13:35,115 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:35,115 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:13:35,125 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 16:13:35,126 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:13:35,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:13:35,334 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:13:35,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35 WrapperNode [2022-12-13 16:13:35,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:13:35,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:13:35,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:13:35,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:13:35,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,383 INFO L138 Inliner]: procedures = 953, calls = 75, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 85 [2022-12-13 16:13:35,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:13:35,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:13:35,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:13:35,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:13:35,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,401 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:13:35,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:13:35,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:13:35,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:13:35,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (1/1) ... [2022-12-13 16:13:35,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:13:35,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:35,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:35,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:13:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 16:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-13 16:13:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 16:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 16:13:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:13:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 16:13:35,600 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:13:35,601 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:13:40,326 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:13:40,331 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:13:40,331 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 16:13:40,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:13:40 BoogieIcfgContainer [2022-12-13 16:13:40,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:13:40,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:13:40,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:13:40,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:13:40,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:13:33" (1/3) ... [2022-12-13 16:13:40,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec792b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:13:40, skipping insertion in model container [2022-12-13 16:13:40,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:35" (2/3) ... [2022-12-13 16:13:40,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec792b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:13:40, skipping insertion in model container [2022-12-13 16:13:40,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:13:40" (3/3) ... [2022-12-13 16:13:40,338 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_54_good.i [2022-12-13 16:13:40,350 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:13:40,350 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-13 16:13:40,382 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:13:40,386 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@551189a9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:13:40,387 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 16:13:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 38 states have internal predecessors, (40), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 16:13:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-13 16:13:40,394 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:13:40,395 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:13:40,395 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 16:13:40,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:40,399 INFO L85 PathProgramCache]: Analyzing trace with hash -398486833, now seen corresponding path program 1 times [2022-12-13 16:13:40,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:13:40,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1564331988] [2022-12-13 16:13:40,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:40,408 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:40,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:13:40,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:13:40,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 16:13:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:40,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 16:13:40,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:40,555 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:13:40,556 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:13:40,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1564331988] [2022-12-13 16:13:40,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1564331988] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:13:40,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:13:40,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:13:40,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515037570] [2022-12-13 16:13:40,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:13:40,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:13:40,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:13:40,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:13:40,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:13:40,607 INFO L87 Difference]: Start difference. First operand has 45 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 38 states have internal predecessors, (40), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:13:40,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:40,685 INFO L93 Difference]: Finished difference Result 45 states and 52 transitions. [2022-12-13 16:13:40,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:13:40,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-12-13 16:13:40,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:13:40,696 INFO L225 Difference]: With dead ends: 45 [2022-12-13 16:13:40,696 INFO L226 Difference]: Without dead ends: 30 [2022-12-13 16:13:40,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:13:40,700 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 29 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:13:40,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 63 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:13:40,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-13 16:13:40,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-12-13 16:13:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 25 states have internal predecessors, (27), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 16:13:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-12-13 16:13:40,725 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 9 [2022-12-13 16:13:40,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:13:40,726 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-12-13 16:13:40,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:13:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-12-13 16:13:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 16:13:40,727 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:13:40,727 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:13:40,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:40,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:40,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 16:13:40,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:40,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1340504323, now seen corresponding path program 1 times [2022-12-13 16:13:40,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:13:40,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817065827] [2022-12-13 16:13:40,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:40,934 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:40,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:13:40,938 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:13:40,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 16:13:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:41,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:13:41,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:41,113 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:13:41,114 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:13:41,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817065827] [2022-12-13 16:13:41,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817065827] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:13:41,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:13:41,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:13:41,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50118294] [2022-12-13 16:13:41,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:13:41,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:13:41,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:13:41,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:13:41,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:13:41,117 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:13:41,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:41,475 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2022-12-13 16:13:41,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:13:41,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-12-13 16:13:41,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:13:41,480 INFO L225 Difference]: With dead ends: 31 [2022-12-13 16:13:41,480 INFO L226 Difference]: Without dead ends: 30 [2022-12-13 16:13:41,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:13:41,481 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 3 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 16:13:41,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 80 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 16:13:41,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-13 16:13:41,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2022-12-13 16:13:41,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 24 states have internal predecessors, (26), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 16:13:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-12-13 16:13:41,485 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 23 [2022-12-13 16:13:41,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:13:41,485 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-12-13 16:13:41,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:13:41,485 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-12-13 16:13:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-13 16:13:41,486 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:13:41,486 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:13:41,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:41,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:41,688 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 16:13:41,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:41,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1394043057, now seen corresponding path program 1 times [2022-12-13 16:13:41,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:13:41,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1824046282] [2022-12-13 16:13:41,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:41,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:41,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:13:41,693 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:13:41,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 16:13:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:41,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:13:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:41,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:13:41,909 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:13:41,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1824046282] [2022-12-13 16:13:41,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1824046282] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:13:41,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:13:41,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:13:41,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045889066] [2022-12-13 16:13:41,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:13:41,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:13:41,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:13:41,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:13:41,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:13:41,915 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:13:41,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:41,931 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2022-12-13 16:13:41,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:13:41,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2022-12-13 16:13:41,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:13:41,932 INFO L225 Difference]: With dead ends: 34 [2022-12-13 16:13:41,932 INFO L226 Difference]: Without dead ends: 29 [2022-12-13 16:13:41,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:13:41,933 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:13:41,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 59 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:13:41,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-12-13 16:13:41,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-12-13 16:13:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 16:13:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2022-12-13 16:13:41,937 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 24 [2022-12-13 16:13:41,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:13:41,937 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2022-12-13 16:13:41,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:13:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-12-13 16:13:41,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-13 16:13:41,937 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:13:41,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:13:41,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 16:13:42,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:42,139 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 16:13:42,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:42,141 INFO L85 PathProgramCache]: Analyzing trace with hash 265536895, now seen corresponding path program 1 times [2022-12-13 16:13:42,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:13:42,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1283186539] [2022-12-13 16:13:42,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:42,143 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:13:42,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:13:42,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:13:42,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 16:14:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:14:40,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 16:14:40,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:14:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:14:42,192 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:14:42,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:14:42,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1283186539] [2022-12-13 16:14:42,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1283186539] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:14:42,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:14:42,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 16:14:42,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548778553] [2022-12-13 16:14:42,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:14:42,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:14:42,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:14:42,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:14:42,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:14:42,194 INFO L87 Difference]: Start difference. First operand 29 states and 31 transitions. Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:14:45,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 16:14:45,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:14:45,109 INFO L93 Difference]: Finished difference Result 29 states and 31 transitions. [2022-12-13 16:14:45,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:14:45,114 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-12-13 16:14:45,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:14:45,114 INFO L225 Difference]: With dead ends: 29 [2022-12-13 16:14:45,114 INFO L226 Difference]: Without dead ends: 28 [2022-12-13 16:14:45,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:14:45,115 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 3 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:14:45,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 121 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-12-13 16:14:45,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-12-13 16:14:45,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-12-13 16:14:45,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 16:14:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2022-12-13 16:14:45,118 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 25 [2022-12-13 16:14:45,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:14:45,118 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2022-12-13 16:14:45,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:14:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-12-13 16:14:45,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-13 16:14:45,119 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:14:45,119 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:14:45,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 16:14:45,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:14:45,321 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 16:14:45,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:14:45,322 INFO L85 PathProgramCache]: Analyzing trace with hash -358290765, now seen corresponding path program 1 times [2022-12-13 16:14:45,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:14:45,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901522333] [2022-12-13 16:14:45,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:45,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:14:45,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:14:45,328 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:14:45,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 16:15:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:15:40,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:15:40,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:15:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:15:41,859 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:15:41,859 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:15:41,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901522333] [2022-12-13 16:15:41,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901522333] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:15:41,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:15:41,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:15:41,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224747479] [2022-12-13 16:15:41,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:15:41,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 16:15:41,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:15:41,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 16:15:41,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:15:41,861 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:15:42,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:15:42,762 INFO L93 Difference]: Finished difference Result 28 states and 30 transitions. [2022-12-13 16:15:42,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:15:42,767 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-12-13 16:15:42,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:15:42,767 INFO L225 Difference]: With dead ends: 28 [2022-12-13 16:15:42,767 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 16:15:42,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:15:42,768 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 1 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 16:15:42,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 98 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 16:15:42,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 16:15:42,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 16:15:42,769 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) [2022-12-13 16:15:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 16:15:42,769 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2022-12-13 16:15:42,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:15:42,769 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 16:15:42,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 16:15:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 16:15:42,769 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 16:15:42,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-13 16:15:42,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-13 16:15:42,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-13 16:15:42,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-13 16:15:42,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-13 16:15:42,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 16:15:42,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:15:42,977 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 16:15:43,040 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 16:15:43,040 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 16:15:43,041 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 16:15:43,041 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 16:15:43,041 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 16:15:43,042 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 16:15:43,042 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 16:15:43,042 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1912) no Hoare annotation was computed. [2022-12-13 16:15:43,043 INFO L899 garLoopResultBuilder]: For program point L1910(line 1910) no Hoare annotation was computed. [2022-12-13 16:15:43,043 INFO L899 garLoopResultBuilder]: For program point L1910-1(line 1910) no Hoare annotation was computed. [2022-12-13 16:15:43,043 INFO L899 garLoopResultBuilder]: For program point L1877(lines 1877 1880) no Hoare annotation was computed. [2022-12-13 16:15:43,043 INFO L899 garLoopResultBuilder]: For program point L1910-3(lines 1910 1918) no Hoare annotation was computed. [2022-12-13 16:15:43,044 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1863 1870) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,044 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 16:15:43,044 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1904) no Hoare annotation was computed. [2022-12-13 16:15:43,045 INFO L895 garLoopResultBuilder]: At program point L1853(line 1853) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,045 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1912) no Hoare annotation was computed. [2022-12-13 16:15:43,045 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 16:15:43,045 INFO L899 garLoopResultBuilder]: For program point L1853-1(lines 1847 1854) no Hoare annotation was computed. [2022-12-13 16:15:43,046 INFO L899 garLoopResultBuilder]: For program point L1882(lines 1882 1885) no Hoare annotation was computed. [2022-12-13 16:15:43,046 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 1857) no Hoare annotation was computed. [2022-12-13 16:15:43,046 INFO L902 garLoopResultBuilder]: At program point L1866(line 1866) the Hoare annotation is: true [2022-12-13 16:15:43,046 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-12-13 16:15:43,047 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1839) no Hoare annotation was computed. [2022-12-13 16:15:43,047 INFO L899 garLoopResultBuilder]: For program point L1858(lines 1858 1862) no Hoare annotation was computed. [2022-12-13 16:15:43,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1904) no Hoare annotation was computed. [2022-12-13 16:15:43,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 16:15:43,048 INFO L899 garLoopResultBuilder]: For program point L1887(lines 1887 1890) no Hoare annotation was computed. [2022-12-13 16:15:43,048 INFO L899 garLoopResultBuilder]: For program point L1912(line 1912) no Hoare annotation was computed. [2022-12-13 16:15:43,048 INFO L899 garLoopResultBuilder]: For program point L1912-1(line 1912) no Hoare annotation was computed. [2022-12-13 16:15:43,049 INFO L899 garLoopResultBuilder]: For program point L1904(line 1904) no Hoare annotation was computed. [2022-12-13 16:15:43,049 INFO L899 garLoopResultBuilder]: For program point L1904-1(line 1904) no Hoare annotation was computed. [2022-12-13 16:15:43,049 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 16:15:43,049 INFO L899 garLoopResultBuilder]: For program point L1892(lines 1892 1895) no Hoare annotation was computed. [2022-12-13 16:15:43,050 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1910) no Hoare annotation was computed. [2022-12-13 16:15:43,050 INFO L895 garLoopResultBuilder]: At program point L1917(line 1917) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,050 INFO L899 garLoopResultBuilder]: For program point L1917-1(lines 1908 1919) no Hoare annotation was computed. [2022-12-13 16:15:43,050 INFO L895 garLoopResultBuilder]: At program point L1913(line 1913) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,051 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 1854) no Hoare annotation was computed. [2022-12-13 16:15:43,051 INFO L895 garLoopResultBuilder]: At program point L1905(line 1905) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,051 INFO L899 garLoopResultBuilder]: For program point L1905-1(lines 1901 1907) no Hoare annotation was computed. [2022-12-13 16:15:43,051 INFO L899 garLoopResultBuilder]: For program point L1872(lines 1872 1875) no Hoare annotation was computed. [2022-12-13 16:15:43,052 INFO L895 garLoopResultBuilder]: At program point L1868(line 1868) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_54e_goodG2BSink_~data#1|) [2022-12-13 16:15:43,052 INFO L899 garLoopResultBuilder]: For program point L1868-1(line 1868) no Hoare annotation was computed. [2022-12-13 16:15:43,052 INFO L899 garLoopResultBuilder]: For program point L1897(lines 1897 1900) no Hoare annotation was computed. [2022-12-13 16:15:43,058 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-13 16:15:43,061 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:15:43,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:15:43 BoogieIcfgContainer [2022-12-13 16:15:43,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:15:43,073 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:15:43,073 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:15:43,073 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:15:43,073 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:13:40" (3/4) ... [2022-12-13 16:15:43,075 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 16:15:43,080 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 16:15:43,080 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 16:15:43,083 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-12-13 16:15:43,083 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-13 16:15:43,083 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 16:15:43,083 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 16:15:43,108 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 16:15:43,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:15:43,108 INFO L158 Benchmark]: Toolchain (without parser) took 129161.15ms. Allocated memory is still 81.8MB. Free memory was 49.2MB in the beginning and 26.7MB in the end (delta: 22.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,108 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:15:43,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.75ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 42.7MB in the end (delta: 6.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.79ms. Allocated memory is still 81.8MB. Free memory was 42.7MB in the beginning and 38.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,109 INFO L158 Benchmark]: Boogie Preprocessor took 21.80ms. Allocated memory is still 81.8MB. Free memory was 38.5MB in the beginning and 35.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,109 INFO L158 Benchmark]: RCFGBuilder took 4926.45ms. Allocated memory is still 81.8MB. Free memory was 35.9MB in the beginning and 44.6MB in the end (delta: -8.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,109 INFO L158 Benchmark]: TraceAbstraction took 122738.48ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 29.9MB in the end (delta: 14.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,109 INFO L158 Benchmark]: Witness Printer took 35.25ms. Allocated memory is still 81.8MB. Free memory was 29.9MB in the beginning and 26.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:15:43,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.75ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 42.7MB in the end (delta: 6.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.79ms. Allocated memory is still 81.8MB. Free memory was 42.7MB in the beginning and 38.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.80ms. Allocated memory is still 81.8MB. Free memory was 38.5MB in the beginning and 35.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4926.45ms. Allocated memory is still 81.8MB. Free memory was 35.9MB in the beginning and 44.6MB in the end (delta: -8.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * TraceAbstraction took 122738.48ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 29.9MB in the end (delta: 14.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Witness Printer took 35.25ms. Allocated memory is still 81.8MB. Free memory was 29.9MB in the beginning and 26.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1904]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1904]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1910]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1912]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1912]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 45 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 122.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 421 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 261 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 160 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 22, 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, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 13 PreInvPairs, 13 NumberOfFragments, 21 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 113.7s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 102 ConstructedInterpolants, 5 QuantifiedInterpolants, 371 SizeOfPredicates, 15 NumberOfNonLiveVariables, 466 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 5 specifications checked. All of them hold - InvariantResult [Line: 1863]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-12-13 16:15:43,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eb23f5-f7cb-4eb5-8a48-5b1a31115a76/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE