./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 b320f439268e30eaf041e94c0a1970504e5bfb43ac4d314213e21b47a79cc4ba --- 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 19:58:24,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:58:24,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:58:24,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:58:24,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:58:24,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:58:24,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:58:24,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:58:24,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:58:24,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:58:24,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:58:24,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:58:24,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:58:24,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:58:24,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:58:24,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:58:24,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:58:24,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:58:24,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:58:24,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:58:24,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:58:24,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:58:24,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:58:24,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:58:24,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:58:24,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:58:24,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:58:24,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:58:24,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:58:24,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:58:24,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:58:24,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:58:24,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:58:24,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:58:24,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:58:24,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:58:24,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:58:24,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:58:24,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:58:24,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:58:24,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:58:24,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 19:58:24,072 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:58:24,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:58:24,073 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:58:24,073 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:58:24,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:58:24,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:58:24,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:58:24,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:58:24,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:58:24,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:58:24,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:58:24,076 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:58:24,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:58:24,076 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:58:24,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:58:24,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:58:24,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:58:24,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:58:24,078 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:58:24,078 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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b320f439268e30eaf041e94c0a1970504e5bfb43ac4d314213e21b47a79cc4ba [2022-12-13 19:58:24,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:58:24,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:58:24,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:58:24,291 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:58:24,291 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:58:24,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i [2022-12-13 19:58:26,829 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:58:27,123 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:58:27,124 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i [2022-12-13 19:58:27,144 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/7da40ef4d/962e767f9d4445159c5d59815b322c9f/FLAG111b5a7d1 [2022-12-13 19:58:27,401 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/7da40ef4d/962e767f9d4445159c5d59815b322c9f [2022-12-13 19:58:27,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:58:27,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:58:27,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:58:27,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:58:27,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:58:27,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:58:27" (1/1) ... [2022-12-13 19:58:27,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d995a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:27, skipping insertion in model container [2022-12-13 19:58:27,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:58:27" (1/1) ... [2022-12-13 19:58:27,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:58:27,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:58:27,750 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:58:28,158 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:58:28,163 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:28,164 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:28,167 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:28,167 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:28,537 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.visit(CHandler.java:1676) 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 19:58:28,541 INFO L158 Benchmark]: Toolchain (without parser) took 1135.75ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.7MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 19:58:28,542 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:58:28,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1133.78ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.7MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 19:58:28,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1133.78ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.7MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 b320f439268e30eaf041e94c0a1970504e5bfb43ac4d314213e21b47a79cc4ba --- 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 19:58:29,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:58:29,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:58:29,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:58:29,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:58:29,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:58:29,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:58:29,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:58:29,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:58:29,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:58:29,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:58:29,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:58:29,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:58:29,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:58:29,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:58:29,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:58:29,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:58:29,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:58:29,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:58:29,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:58:29,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:58:29,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:58:29,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:58:29,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:58:29,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:58:29,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:58:29,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:58:29,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:58:29,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:58:29,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:58:29,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:58:29,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:58:29,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:58:29,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:58:29,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:58:29,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:58:29,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:58:29,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:58:29,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:58:29,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:58:30,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:58:30,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 19:58:30,025 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:58:30,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:58:30,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:58:30,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:58:30,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:58:30,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:58:30,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:58:30,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:58:30,028 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:58:30,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:58:30,028 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:58:30,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:58:30,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 19:58:30,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:58:30,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:58:30,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:58:30,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:58:30,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:58:30,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:58:30,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:58:30,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:58:30,031 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 19:58:30,032 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:58:30,032 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_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b320f439268e30eaf041e94c0a1970504e5bfb43ac4d314213e21b47a79cc4ba [2022-12-13 19:58:30,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:58:30,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:58:30,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:58:30,252 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:58:30,252 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:58:30,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i [2022-12-13 19:58:32,786 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:58:33,041 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:58:33,042 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_good.i [2022-12-13 19:58:33,061 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/8147acab9/5aa94dab696b485698937abebde7a8cd/FLAG34ef2a69c [2022-12-13 19:58:33,075 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/data/8147acab9/5aa94dab696b485698937abebde7a8cd [2022-12-13 19:58:33,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:58:33,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:58:33,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:58:33,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:58:33,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:58:33,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:58:33" (1/1) ... [2022-12-13 19:58:33,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7824e437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:33, skipping insertion in model container [2022-12-13 19:58:33,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:58:33" (1/1) ... [2022-12-13 19:58:33,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:58:33,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:58:33,515 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:58:33,865 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:58:33,869 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:33,870 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:33,871 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:33,872 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:34,197 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:58:34,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:58:34,206 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:58:34,219 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:58:34,249 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:58:34,250 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:34,251 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:58:34,252 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:34,253 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:58:34,269 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:58:34,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:58:34,542 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:58:34,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34 WrapperNode [2022-12-13 19:58:34,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:58:34,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:58:34,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:58:34,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:58:34,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,606 INFO L138 Inliner]: procedures = 946, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 133 [2022-12-13 19:58:34,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:58:34,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:58:34,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:58:34,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:58:34,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:58:34,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:58:34,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:58:34,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:58:34,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (1/1) ... [2022-12-13 19:58:34,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:58:34,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:58:34,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:58:34,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:58:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 19:58:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 19:58:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:58:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:58:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:58:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 19:58:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 19:58:34,695 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 19:58:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 19:58:34,811 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:58:34,812 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:58:40,876 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:58:40,883 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:58:40,883 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:58:40,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:58:40 BoogieIcfgContainer [2022-12-13 19:58:40,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:58:40,886 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:58:40,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:58:40,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:58:40,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:58:33" (1/3) ... [2022-12-13 19:58:40,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27414bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:58:40, skipping insertion in model container [2022-12-13 19:58:40,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:58:34" (2/3) ... [2022-12-13 19:58:40,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27414bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:58:40, skipping insertion in model container [2022-12-13 19:58:40,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:58:40" (3/3) ... [2022-12-13 19:58:40,891 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_05_good.i [2022-12-13 19:58:40,908 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:58:40,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-12-13 19:58:40,952 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:58:40,958 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;@e0bd90c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:58:40,958 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-12-13 19:58:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 42 states have (on average 1.5952380952380953) internal successors, (67), 59 states have internal predecessors, (67), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-13 19:58:40,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 19:58:40,970 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:58:40,971 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:58:40,972 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 19:58:40,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:58:40,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1941143686, now seen corresponding path program 1 times [2022-12-13 19:58:40,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:58:40,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228159581] [2022-12-13 19:58:40,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:58:40,990 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 19:58:40,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:58:40,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:40,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:58:41,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:58:41,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:58:41,125 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 19:58:41,125 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:58:41,125 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:58:41,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228159581] [2022-12-13 19:58:41,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [228159581] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:58:41,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:58:41,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:58:41,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681793225] [2022-12-13 19:58:41,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:58:41,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:58:41,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:58:41,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:58:41,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:58:41,157 INFO L87 Difference]: Start difference. First operand has 65 states, 42 states have (on average 1.5952380952380953) internal successors, (67), 59 states have internal predecessors, (67), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 19:58:41,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:58:41,198 INFO L93 Difference]: Finished difference Result 123 states and 164 transitions. [2022-12-13 19:58:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:58:41,199 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 12 [2022-12-13 19:58:41,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:58:41,205 INFO L225 Difference]: With dead ends: 123 [2022-12-13 19:58:41,205 INFO L226 Difference]: Without dead ends: 57 [2022-12-13 19:58:41,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 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 19:58:41,209 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 73 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:58:41,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 75 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:58:41,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-12-13 19:58:41,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-12-13 19:58:41,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 50 states have internal predecessors, (55), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 19:58:41,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2022-12-13 19:58:41,237 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 71 transitions. Word has length 12 [2022-12-13 19:58:41,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:58:41,238 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 71 transitions. [2022-12-13 19:58:41,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 19:58:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-12-13 19:58:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 19:58:41,239 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:58:41,239 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:58:41,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:41,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:41,441 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 19:58:41,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:58:41,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1153247467, now seen corresponding path program 1 times [2022-12-13 19:58:41,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:58:41,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963164970] [2022-12-13 19:58:41,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:58:41,446 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 19:58:41,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:58:41,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:41,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:58:41,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:58:41,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:58:41,598 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 19:58:41,598 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:58:41,598 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:58:41,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963164970] [2022-12-13 19:58:41,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963164970] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:58:41,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:58:41,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:58:41,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984290337] [2022-12-13 19:58:41,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:58:41,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:58:41,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:58:41,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:58:41,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:58:41,601 INFO L87 Difference]: Start difference. First operand 57 states and 71 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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 19:58:43,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 19:58:43,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:58:43,958 INFO L93 Difference]: Finished difference Result 58 states and 73 transitions. [2022-12-13 19:58:43,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:58:43,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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 14 [2022-12-13 19:58:43,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:58:43,964 INFO L225 Difference]: With dead ends: 58 [2022-12-13 19:58:43,964 INFO L226 Difference]: Without dead ends: 57 [2022-12-13 19:58:43,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 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 19:58:43,965 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 3 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:58:43,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 189 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-13 19:58:43,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-12-13 19:58:43,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2022-12-13 19:58:43,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 49 states have internal predecessors, (54), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 19:58:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2022-12-13 19:58:43,971 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 70 transitions. Word has length 14 [2022-12-13 19:58:43,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:58:43,971 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 70 transitions. [2022-12-13 19:58:43,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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 19:58:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-13 19:58:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 19:58:43,971 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:58:43,972 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:58:43,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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)] Ended with exit code 0 [2022-12-13 19:58:44,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,174 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 19:58:44,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:58:44,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1390937215, now seen corresponding path program 1 times [2022-12-13 19:58:44,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:58:44,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [537910847] [2022-12-13 19:58:44,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:58:44,185 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 19:58:44,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:58:44,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:58:44,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:58:44,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:58:44,263 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 19:58:44,263 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:58:44,263 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:58:44,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [537910847] [2022-12-13 19:58:44,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [537910847] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:58:44,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:58:44,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:58:44,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529929353] [2022-12-13 19:58:44,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:58:44,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:58:44,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:58:44,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:58:44,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:58:44,264 INFO L87 Difference]: Start difference. First operand 56 states and 70 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 19:58:44,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:58:44,284 INFO L93 Difference]: Finished difference Result 100 states and 122 transitions. [2022-12-13 19:58:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:58:44,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 15 [2022-12-13 19:58:44,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:58:44,285 INFO L225 Difference]: With dead ends: 100 [2022-12-13 19:58:44,285 INFO L226 Difference]: Without dead ends: 57 [2022-12-13 19:58:44,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 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 19:58:44,286 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:58:44,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:58:44,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-12-13 19:58:44,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-12-13 19:58:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 50 states have internal predecessors, (55), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 19:58:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2022-12-13 19:58:44,292 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 71 transitions. Word has length 15 [2022-12-13 19:58:44,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:58:44,293 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 71 transitions. [2022-12-13 19:58:44,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 19:58:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-12-13 19:58:44,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-13 19:58:44,293 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:58:44,293 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:58:44,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,496 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 19:58:44,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:58:44,497 INFO L85 PathProgramCache]: Analyzing trace with hash 169255789, now seen corresponding path program 1 times [2022-12-13 19:58:44,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:58:44,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85781623] [2022-12-13 19:58:44,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:58:44,499 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 19:58:44,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:58:44,502 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:58:44,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:59:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:59:39,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 19:59:39,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:59:41,010 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 19:59:41,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:59:41,010 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:59:41,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85781623] [2022-12-13 19:59:41,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85781623] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:59:41,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:59:41,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:59:41,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480554181] [2022-12-13 19:59:41,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:59:41,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:59:41,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:59:41,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:59:41,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:59:41,013 INFO L87 Difference]: Start difference. First operand 57 states and 71 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 19:59:43,888 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 19:59:44,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:59:44,031 INFO L93 Difference]: Finished difference Result 88 states and 109 transitions. [2022-12-13 19:59:44,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:59:44,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 16 [2022-12-13 19:59:44,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:59:44,033 INFO L225 Difference]: With dead ends: 88 [2022-12-13 19:59:44,033 INFO L226 Difference]: Without dead ends: 87 [2022-12-13 19:59:44,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:59:44,034 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 36 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:59:44,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 239 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-12-13 19:59:44,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-12-13 19:59:44,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 56. [2022-12-13 19:59:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 49 states have internal predecessors, (54), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 19:59:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2022-12-13 19:59:44,044 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 70 transitions. Word has length 16 [2022-12-13 19:59:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:59:44,044 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 70 transitions. [2022-12-13 19:59:44,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 19:59:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-13 19:59:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 19:59:44,045 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:59:44,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:59:44,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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)] Forceful destruction successful, exit code 0 [2022-12-13 19:59:44,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:59:44,247 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 19:59:44,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:59:44,249 INFO L85 PathProgramCache]: Analyzing trace with hash 951962241, now seen corresponding path program 1 times [2022-12-13 19:59:44,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:59:44,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [106684095] [2022-12-13 19:59:44,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:59:44,251 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 19:59:44,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:59:44,255 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 19:59:44,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:00:40,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 20:00:40,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:00:41,311 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 20:00:41,311 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:00:41,312 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:00:41,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [106684095] [2022-12-13 20:00:41,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [106684095] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:00:41,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:00:41,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:00:41,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205166191] [2022-12-13 20:00:41,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:00:41,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:00:41,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:00:41,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:00:41,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:00:41,314 INFO L87 Difference]: Start difference. First operand 56 states and 70 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 20:00:42,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:00:42,454 INFO L93 Difference]: Finished difference Result 87 states and 108 transitions. [2022-12-13 20:00:42,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:00:42,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 17 [2022-12-13 20:00:42,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:00:42,456 INFO L225 Difference]: With dead ends: 87 [2022-12-13 20:00:42,456 INFO L226 Difference]: Without dead ends: 86 [2022-12-13 20:00:42,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:00:42,457 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 35 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:00:42,457 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 239 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 20:00:42,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2022-12-13 20:00:42,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 55. [2022-12-13 20:00:42,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 38 states have (on average 1.394736842105263) internal successors, (53), 48 states have internal predecessors, (53), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 20:00:42,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2022-12-13 20:00:42,463 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 69 transitions. Word has length 17 [2022-12-13 20:00:42,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:00:42,463 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 69 transitions. [2022-12-13 20:00:42,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 20:00:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-12-13 20:00:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-13 20:00:42,464 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:00:42,464 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:00:42,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:42,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:42,666 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:00:42,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:00:42,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1803301168, now seen corresponding path program 1 times [2022-12-13 20:00:42,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:00:42,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970027417] [2022-12-13 20:00:42,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:00:42,669 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 20:00:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:00:42,672 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:42,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (7)] Waiting until timeout for monitored process [2022-12-13 20:00:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:00:42,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:00:42,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:00:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:00:42,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:00:42,801 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:00:42,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970027417] [2022-12-13 20:00:42,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970027417] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:00:42,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:00:42,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 20:00:42,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823606579] [2022-12-13 20:00:42,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:00:42,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:00:42,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:00:42,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:00:42,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 20:00:42,802 INFO L87 Difference]: Start difference. First operand 55 states and 69 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:00:42,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:00:42,810 INFO L93 Difference]: Finished difference Result 92 states and 111 transitions. [2022-12-13 20:00:42,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:00:42,810 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2022-12-13 20:00:42,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:00:42,811 INFO L225 Difference]: With dead ends: 92 [2022-12-13 20:00:42,811 INFO L226 Difference]: Without dead ends: 53 [2022-12-13 20:00:42,811 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 20:00:42,811 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 51 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:00:42,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 20:00:42,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-12-13 20:00:42,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-12-13 20:00:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 46 states have internal predecessors, (51), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:00:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2022-12-13 20:00:42,816 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 24 [2022-12-13 20:00:42,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:00:42,817 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2022-12-13 20:00:42,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:00:42,817 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-12-13 20:00:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-13 20:00:42,817 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:00:42,817 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:00:42,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (7)] Ended with exit code 0 [2022-12-13 20:00:43,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:43,019 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:00:43,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:00:43,021 INFO L85 PathProgramCache]: Analyzing trace with hash 556770646, now seen corresponding path program 1 times [2022-12-13 20:00:43,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:00:43,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1131643833] [2022-12-13 20:00:43,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:00:43,022 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 20:00:43,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:00:43,025 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:43,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (8)] Waiting until timeout for monitored process [2022-12-13 20:00:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:00:43,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 20:00:43,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:00:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:00:43,149 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:00:43,150 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:00:43,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1131643833] [2022-12-13 20:00:43,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1131643833] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:00:43,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:00:43,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 20:00:43,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424059467] [2022-12-13 20:00:43,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:00:43,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:00:43,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:00:43,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:00:43,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:00:43,151 INFO L87 Difference]: Start difference. First operand 53 states and 63 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 20:00:44,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 20:00:45,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:00:45,633 INFO L93 Difference]: Finished difference Result 54 states and 65 transitions. [2022-12-13 20:00:45,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:00:45,639 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 26 [2022-12-13 20:00:45,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:00:45,639 INFO L225 Difference]: With dead ends: 54 [2022-12-13 20:00:45,639 INFO L226 Difference]: Without dead ends: 53 [2022-12-13 20:00:45,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 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 20:00:45,640 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 3 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:00:45,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 162 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-12-13 20:00:45,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-12-13 20:00:45,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 52. [2022-12-13 20:00:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 45 states have internal predecessors, (50), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:00:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 62 transitions. [2022-12-13 20:00:45,645 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 62 transitions. Word has length 26 [2022-12-13 20:00:45,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:00:45,645 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 62 transitions. [2022-12-13 20:00:45,645 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 20:00:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-12-13 20:00:45,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-13 20:00:45,645 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:00:45,646 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:00:45,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (8)] Ended with exit code 0 [2022-12-13 20:00:45,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:45,847 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:00:45,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:00:45,849 INFO L85 PathProgramCache]: Analyzing trace with hash 80024985, now seen corresponding path program 1 times [2022-12-13 20:00:45,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:00:45,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1484200870] [2022-12-13 20:00:45,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:00:45,851 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 20:00:45,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:00:45,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:45,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (9)] Waiting until timeout for monitored process [2022-12-13 20:00:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:00:45,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:00:45,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:00:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:00:45,939 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:00:45,939 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:00:45,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1484200870] [2022-12-13 20:00:45,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1484200870] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:00:45,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:00:45,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 20:00:45,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195532491] [2022-12-13 20:00:45,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:00:45,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:00:45,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:00:45,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:00:45,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 20:00:45,941 INFO L87 Difference]: Start difference. First operand 52 states and 62 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 20:00:45,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:00:45,958 INFO L93 Difference]: Finished difference Result 76 states and 87 transitions. [2022-12-13 20:00:45,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:00:45,959 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 27 [2022-12-13 20:00:45,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:00:45,960 INFO L225 Difference]: With dead ends: 76 [2022-12-13 20:00:45,960 INFO L226 Difference]: Without dead ends: 53 [2022-12-13 20:00:45,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 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 20:00:45,961 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:00:45,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 20:00:45,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-12-13 20:00:45,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-12-13 20:00:45,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:00:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2022-12-13 20:00:45,967 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 27 [2022-12-13 20:00:45,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:00:45,968 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2022-12-13 20:00:45,968 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 20:00:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-12-13 20:00:45,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-13 20:00:45,969 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:00:45,969 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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 20:00:45,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (9)] Ended with exit code 0 [2022-12-13 20:00:46,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:46,171 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:00:46,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:00:46,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1814317640, now seen corresponding path program 1 times [2022-12-13 20:00:46,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:00:46,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259885307] [2022-12-13 20:00:46,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:00:46,174 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 20:00:46,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:00:46,177 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:00:46,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (10)] Waiting until timeout for monitored process [2022-12-13 20:01:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:01:32,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 20:01:32,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:01:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:01:34,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:01:34,144 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:01:34,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259885307] [2022-12-13 20:01:34,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [259885307] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:01:34,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:01:34,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:01:34,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243916671] [2022-12-13 20:01:34,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:01:34,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:01:34,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:01:34,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:01:34,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:01:34,145 INFO L87 Difference]: Start difference. First operand 53 states and 63 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 20:01:37,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 20:01:37,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:01:37,245 INFO L93 Difference]: Finished difference Result 68 states and 78 transitions. [2022-12-13 20:01:37,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:01:37,246 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 28 [2022-12-13 20:01:37,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:01:37,247 INFO L225 Difference]: With dead ends: 68 [2022-12-13 20:01:37,247 INFO L226 Difference]: Without dead ends: 67 [2022-12-13 20:01:37,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:01:37,248 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 21 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:01:37,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 242 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-12-13 20:01:37,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-12-13 20:01:37,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 52. [2022-12-13 20:01:37,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 45 states have internal predecessors, (50), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:01:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 62 transitions. [2022-12-13 20:01:37,255 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 62 transitions. Word has length 28 [2022-12-13 20:01:37,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:01:37,255 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 62 transitions. [2022-12-13 20:01:37,255 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 20:01:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-12-13 20:01:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-13 20:01:37,256 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:01:37,256 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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 20:01:37,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (10)] Ended with exit code 0 [2022-12-13 20:01:37,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:01:37,458 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:01:37,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:01:37,458 INFO L85 PathProgramCache]: Analyzing trace with hash -409271877, now seen corresponding path program 1 times [2022-12-13 20:01:37,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:01:37,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1382243145] [2022-12-13 20:01:37,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:01:37,460 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 20:01:37,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:01:37,461 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:01:37,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (11)] Waiting until timeout for monitored process [2022-12-13 20:02:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:02:32,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 20:02:32,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:02:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:02:34,383 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:02:34,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:02:34,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1382243145] [2022-12-13 20:02:34,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1382243145] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:02:34,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:02:34,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:02:34,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040660183] [2022-12-13 20:02:34,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:02:34,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:02:34,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:02:34,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:02:34,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:02:34,384 INFO L87 Difference]: Start difference. First operand 52 states and 62 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 20:02:35,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:02:35,452 INFO L93 Difference]: Finished difference Result 67 states and 77 transitions. [2022-12-13 20:02:35,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:02:35,453 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 29 [2022-12-13 20:02:35,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:02:35,454 INFO L225 Difference]: With dead ends: 67 [2022-12-13 20:02:35,454 INFO L226 Difference]: Without dead ends: 66 [2022-12-13 20:02:35,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:02:35,454 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 18 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:02:35,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 200 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 20:02:35,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2022-12-13 20:02:35,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 51. [2022-12-13 20:02:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 44 states have internal predecessors, (49), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:02:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 61 transitions. [2022-12-13 20:02:35,459 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 61 transitions. Word has length 29 [2022-12-13 20:02:35,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:02:35,459 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 61 transitions. [2022-12-13 20:02:35,459 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 20:02:35,459 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-13 20:02:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-13 20:02:35,460 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:02:35,460 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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 20:02:35,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (11)] Forceful destruction successful, exit code 0 [2022-12-13 20:02:35,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:02:35,661 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:02:35,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:02:35,663 INFO L85 PathProgramCache]: Analyzing trace with hash -658230098, now seen corresponding path program 1 times [2022-12-13 20:02:35,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:02:35,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859108393] [2022-12-13 20:02:35,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:02:35,665 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 20:02:35,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:02:35,667 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:02:35,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (12)] Waiting until timeout for monitored process [2022-12-13 20:02:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:02:35,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:02:35,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:02:35,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 20:02:35,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:02:35,831 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:02:35,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859108393] [2022-12-13 20:02:35,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859108393] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:02:35,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:02:35,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 20:02:35,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61086617] [2022-12-13 20:02:35,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:02:35,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:02:35,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:02:35,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:02:35,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 20:02:35,833 INFO L87 Difference]: Start difference. First operand 51 states and 61 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 20:02:35,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:02:35,995 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2022-12-13 20:02:36,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:02:36,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2022-12-13 20:02:36,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:02:36,001 INFO L225 Difference]: With dead ends: 51 [2022-12-13 20:02:36,001 INFO L226 Difference]: Without dead ends: 49 [2022-12-13 20:02:36,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 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 20:02:36,001 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 8 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:02:36,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 100 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 20:02:36,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-12-13 20:02:36,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-12-13 20:02:36,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 39 states have (on average 1.205128205128205) internal successors, (47), 42 states have internal predecessors, (47), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:02:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 59 transitions. [2022-12-13 20:02:36,007 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 59 transitions. Word has length 35 [2022-12-13 20:02:36,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:02:36,008 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 59 transitions. [2022-12-13 20:02:36,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 20:02:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-12-13 20:02:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-13 20:02:36,009 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:02:36,009 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:02:36,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (12)] Forceful destruction successful, exit code 0 [2022-12-13 20:02:36,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:02:36,210 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-12-13 20:02:36,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:02:36,212 INFO L85 PathProgramCache]: Analyzing trace with hash 244974017, now seen corresponding path program 1 times [2022-12-13 20:02:36,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 20:02:36,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698270738] [2022-12-13 20:02:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:02:36,213 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 20:02:36,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 20:02:36,215 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:02:36,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (13)] Waiting until timeout for monitored process [2022-12-13 20:02:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:02:36,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:02:36,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:02:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 20:02:36,330 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:02:36,331 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 20:02:36,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [698270738] [2022-12-13 20:02:36,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [698270738] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:02:36,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:02:36,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 20:02:36,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339995405] [2022-12-13 20:02:36,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:02:36,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:02:36,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 20:02:36,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:02:36,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 20:02:36,332 INFO L87 Difference]: Start difference. First operand 49 states and 59 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 20:02:36,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:02:36,434 INFO L93 Difference]: Finished difference Result 49 states and 59 transitions. [2022-12-13 20:02:36,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:02:36,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 44 [2022-12-13 20:02:36,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:02:36,438 INFO L225 Difference]: With dead ends: 49 [2022-12-13 20:02:36,438 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 20:02:36,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 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 20:02:36,439 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 1 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 105 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 20:02:36,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 105 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 20:02:36,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 20:02:36,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 20:02:36,439 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 20:02:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 20:02:36,440 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 44 [2022-12-13 20:02:36,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:02:36,440 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 20:02:36,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 20:02:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 20:02:36,440 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2022-12-13 20:02:36,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2022-12-13 20:02:36,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2022-12-13 20:02:36,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2022-12-13 20:02:36,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2022-12-13 20:02:36,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2022-12-13 20:02:36,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 (13)] Ended with exit code 0 [2022-12-13 20:02:36,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/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 20:02:36,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 20:02:37,365 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 20:02:37,365 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 20:02:37,365 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L895 garLoopResultBuilder]: At program point L1844(line 1844) the Hoare annotation is: false [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2022-12-13 20:02:37,366 INFO L899 garLoopResultBuilder]: For program point L1869-3(lines 1869 1877) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1923 1930) the Hoare annotation is: (= ~staticTrue~0 (_ bv1 32)) [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L895 garLoopResultBuilder]: At program point L1886(line 1886) the Hoare annotation is: false [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point L1911(line 1911) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point L1911-1(line 1911) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2022-12-13 20:02:37,367 INFO L895 garLoopResultBuilder]: At program point L1928(line 1928) the Hoare annotation is: (= ~staticTrue~0 (_ bv1 32)) [2022-12-13 20:02:37,367 INFO L899 garLoopResultBuilder]: For program point L1895(line 1895) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1928-1(line 1928) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1895-1(line 1895) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L895 garLoopResultBuilder]: At program point L1912(line 1912) the Hoare annotation is: (= ~staticTrue~0 (_ bv1 32)) [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1904(lines 1904 1907) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1871(line 1871) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1838(lines 1838 1841) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1904-2(lines 1901 1915) no Hoare annotation was computed. [2022-12-13 20:02:37,368 INFO L899 garLoopResultBuilder]: For program point L1838-2(lines 1835 1858) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L895 garLoopResultBuilder]: At program point L1896(line 1896) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32)) (= (_ bv2 32) |ULTIMATE.start_goodG2B1_~data~2#1|)) [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point L1863(lines 1863 1866) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point L1863-2(lines 1860 1879) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L895 garLoopResultBuilder]: At program point L1855(line 1855) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32))) [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point L1855-1(lines 1834 1858) no Hoare annotation was computed. [2022-12-13 20:02:37,369 INFO L899 garLoopResultBuilder]: For program point L1880(lines 1880 1899) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L895 garLoopResultBuilder]: At program point L1872(line 1872) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32)) (bvsgt |ULTIMATE.start_goodB2G2_~data~1#1| (_ bv2147483648 32)) (let ((.cse0 (bvsgt |ULTIMATE.start_goodB2G2_~data~1#1| (_ bv0 32)))) (or (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_goodB2G2_~data~1#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) .cse0) (and (not .cse0) (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_goodB2G2_~data~1#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))))))) [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1848-1(line 1848) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1848-3(lines 1848 1856) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1840(line 1840) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1840-2(line 1840) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1865(line 1865) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L1865-2(line 1865) no Hoare annotation was computed. [2022-12-13 20:02:37,370 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1916 1922) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1850(line 1850) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1850-1(line 1850) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1900(lines 1900 1915) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1859(lines 1859 1879) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2022-12-13 20:02:37,371 INFO L899 garLoopResultBuilder]: For program point L1884(lines 1884 1891) no Hoare annotation was computed. [2022-12-13 20:02:37,372 INFO L895 garLoopResultBuilder]: At program point L1851(line 1851) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32)) (let ((.cse0 (bvsgt |ULTIMATE.start_goodB2G1_~data~0#1| (_ bv0 32)))) (or (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_goodB2G1_~data~0#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) (not .cse0)) (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_goodB2G1_~data~0#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) .cse0))) (bvsgt |ULTIMATE.start_goodB2G1_~data~0#1| (_ bv2147483648 32))) [2022-12-13 20:02:37,372 INFO L899 garLoopResultBuilder]: For program point L1884-1(lines 1881 1899) no Hoare annotation was computed. [2022-12-13 20:02:37,372 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32))) [2022-12-13 20:02:37,372 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2022-12-13 20:02:37,372 INFO L895 garLoopResultBuilder]: At program point L1926(line 1926) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32))) [2022-12-13 20:02:37,372 INFO L899 garLoopResultBuilder]: For program point L1926-1(line 1926) no Hoare annotation was computed. [2022-12-13 20:02:37,375 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:02:37,377 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 20:02:37,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 08:02:37 BoogieIcfgContainer [2022-12-13 20:02:37,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 20:02:37,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 20:02:37,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 20:02:37,388 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 20:02:37,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:58:40" (3/4) ... [2022-12-13 20:02:37,390 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 20:02:37,394 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 20:02:37,394 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 20:02:37,398 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-12-13 20:02:37,398 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-13 20:02:37,398 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 20:02:37,398 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 20:02:37,426 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 20:02:37,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 20:02:37,426 INFO L158 Benchmark]: Toolchain (without parser) took 244347.46ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.4MB in the beginning and 39.0MB in the end (delta: -5.6MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,426 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:02:37,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1457.57ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 22.2MB in the end (delta: 25.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.17ms. Allocated memory is still 67.1MB. Free memory was 22.2MB in the beginning and 34.5MB in the end (delta: -12.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,427 INFO L158 Benchmark]: Boogie Preprocessor took 31.05ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 32.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,427 INFO L158 Benchmark]: RCFGBuilder took 6245.77ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 45.3MB in the end (delta: -13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,428 INFO L158 Benchmark]: TraceAbstraction took 236501.31ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.2MB in the end (delta: 1.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,428 INFO L158 Benchmark]: Witness Printer took 38.00ms. Allocated memory is still 81.8MB. Free memory was 43.2MB in the beginning and 39.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:02:37,429 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 50.3MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1457.57ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 22.2MB in the end (delta: 25.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.17ms. Allocated memory is still 67.1MB. Free memory was 22.2MB in the beginning and 34.5MB in the end (delta: -12.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.05ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 32.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6245.77ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 45.3MB in the end (delta: -13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 236501.31ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.2MB in the end (delta: 1.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Witness Printer took 38.00ms. Allocated memory is still 81.8MB. Free memory was 43.2MB in the beginning and 39.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: 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, 65 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 236.4s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 264 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 249 mSDsluCounter, 1857 SdHoareTripleChecker+Invalid, 10.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1114 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 227 IncrementalHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 743 mSDtfsCounter, 227 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 94 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 40 PreInvPairs, 48 NumberOfFragments, 130 HoareAnnotationTreeSize, 40 FomulaSimplifications, 714 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 163 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 212.5s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 275 ConstructedInterpolants, 10 QuantifiedInterpolants, 851 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1013 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 44/44 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 10 specifications checked. All of them hold - InvariantResult [Line: 1923]: Loop Invariant Derived loop invariant: staticTrue == 1bv32 RESULT: Ultimate proved your program to be correct! [2022-12-13 20:02:37,638 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-12-13 20:02:37,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf58c40-a833-49a4-ad3d-1f73d4dc1052/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE