./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea25fd1ce3f7282bb50c50d48315e8d4f38afdb0482457162377ca15ca4db0b4 --- 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 [2022-12-14 14:33:19,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:33:19,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:33:19,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:33:19,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:33:19,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:33:19,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:33:19,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:33:19,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:33:19,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:33:19,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:33:19,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:33:19,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:33:19,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:33:19,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:33:19,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:33:19,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:33:19,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:33:19,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:33:19,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:33:19,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:33:19,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:33:19,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:33:19,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:33:19,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:33:19,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:33:19,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:33:19,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:33:19,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:33:19,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:33:19,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:33:19,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:33:19,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:33:19,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:33:19,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:33:19,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:33:19,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:33:19,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:33:19,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:33:19,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:33:19,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:33:19,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 14:33:19,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:33:19,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:33:19,343 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:33:19,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:33:19,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:33:19,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:33:19,344 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:33:19,344 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:33:19,344 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:33:19,344 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:33:19,344 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:33:19,345 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:33:19,345 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:33:19,345 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:33:19,345 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:33:19,345 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:33:19,345 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:33:19,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:33:19,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:33:19,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:33:19,347 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 14:33:19,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:33:19,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:33:19,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:33:19,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:33:19,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:33:19,348 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:33:19,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:33:19,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:33:19,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:33:19,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea25fd1ce3f7282bb50c50d48315e8d4f38afdb0482457162377ca15ca4db0b4 [2022-12-14 14:33:19,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:33:19,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:33:19,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:33:19,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:33:19,530 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:33:19,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_08_good.i [2022-12-14 14:33:22,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:33:22,369 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:33:22,369 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_08_good.i [2022-12-14 14:33:22,383 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/data/3288533c7/739c056b2c984ccba8f329a851ed0f29/FLAGd1a67ce71 [2022-12-14 14:33:22,700 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/data/3288533c7/739c056b2c984ccba8f329a851ed0f29 [2022-12-14 14:33:22,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:33:22,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:33:22,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:33:22,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:33:22,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:33:22,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:33:22" (1/1) ... [2022-12-14 14:33:22,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a8a129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:22, skipping insertion in model container [2022-12-14 14:33:22,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:33:22" (1/1) ... [2022-12-14 14:33:22,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:33:22,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:33:23,049 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 14:33:23,388 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:33:23,393 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:33:23,395 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:33:23,397 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:33:23,397 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:33:23,430 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 14:33:23,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:33:23,441 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:33:23,461 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 14:33:23,500 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:33:23,502 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:33:23,503 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:33:23,505 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:33:23,506 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:33:23,514 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 14:33:23,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:33:23,636 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:33:23,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23 WrapperNode [2022-12-14 14:33:23,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:33:23,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:33:23,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:33:23,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:33:23,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,672 INFO L138 Inliner]: procedures = 505, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 109 [2022-12-14 14:33:23,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:33:23,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:33:23,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:33:23,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:33:23,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,687 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:33:23,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:33:23,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:33:23,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:33:23,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (1/1) ... [2022-12-14 14:33:23,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:33:23,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:33:23,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:33:23,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:33:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 14:33:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 14:33:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 14:33:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 14:33:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:33:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:33:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:33:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-12-14 14:33:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-12-14 14:33:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-12-14 14:33:23,746 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-12-14 14:33:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 14:33:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:33:23,847 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:33:23,849 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:33:23,990 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:33:24,017 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:33:24,017 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 14:33:24,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:33:24 BoogieIcfgContainer [2022-12-14 14:33:24,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:33:24,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:33:24,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:33:24,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:33:24,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:33:22" (1/3) ... [2022-12-14 14:33:24,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d4111e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:33:24, skipping insertion in model container [2022-12-14 14:33:24,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:33:23" (2/3) ... [2022-12-14 14:33:24,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d4111e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:33:24, skipping insertion in model container [2022-12-14 14:33:24,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:33:24" (3/3) ... [2022-12-14 14:33:24,025 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_08_good.i [2022-12-14 14:33:24,039 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:33:24,039 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-14 14:33:24,074 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:33:24,079 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7d7d4efd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:33:24,079 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-14 14:33:24,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 49 states have internal predecessors, (49), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2022-12-14 14:33:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 14:33:24,088 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:24,088 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:33:24,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:24,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:24,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1908780298, now seen corresponding path program 1 times [2022-12-14 14:33:24,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:24,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685005003] [2022-12-14 14:33:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:24,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:33:24,327 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:24,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685005003] [2022-12-14 14:33:24,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685005003] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:24,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:33:24,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:33:24,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334451764] [2022-12-14 14:33:24,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:24,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:33:24,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:24,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:33:24,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:33:24,359 INFO L87 Difference]: Start difference. First operand has 65 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 49 states have internal predecessors, (49), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 14:33:24,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:24,430 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-12-14 14:33:24,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:33:24,432 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 16 [2022-12-14 14:33:24,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:24,439 INFO L225 Difference]: With dead ends: 114 [2022-12-14 14:33:24,439 INFO L226 Difference]: Without dead ends: 55 [2022-12-14 14:33:24,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:33:24,444 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 35 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:24,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 212 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:33:24,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-12-14 14:33:24,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2022-12-14 14:33:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 40 states have internal predecessors, (40), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 13 states have call predecessors, (15), 15 states have call successors, (15) [2022-12-14 14:33:24,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2022-12-14 14:33:24,476 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 16 [2022-12-14 14:33:24,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:24,477 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2022-12-14 14:33:24,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 14:33:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-12-14 14:33:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 14:33:24,478 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:24,478 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:33:24,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:33:24,479 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:24,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:24,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1004514560, now seen corresponding path program 1 times [2022-12-14 14:33:24,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:24,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663643952] [2022-12-14 14:33:24,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:24,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 14:33:24,548 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:24,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663643952] [2022-12-14 14:33:24,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663643952] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:24,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:33:24,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:33:24,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596493182] [2022-12-14 14:33:24,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:24,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:33:24,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:24,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:33:24,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:33:24,552 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 14:33:24,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:24,587 INFO L93 Difference]: Finished difference Result 99 states and 123 transitions. [2022-12-14 14:33:24,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:33:24,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 29 [2022-12-14 14:33:24,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:24,589 INFO L225 Difference]: With dead ends: 99 [2022-12-14 14:33:24,589 INFO L226 Difference]: Without dead ends: 54 [2022-12-14 14:33:24,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:33:24,590 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:24,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 167 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:33:24,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-12-14 14:33:24,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-12-14 14:33:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 30 states have (on average 1.3) internal successors, (39), 39 states have internal predecessors, (39), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-14 14:33:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 67 transitions. [2022-12-14 14:33:24,597 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 67 transitions. Word has length 29 [2022-12-14 14:33:24,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:24,597 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 67 transitions. [2022-12-14 14:33:24,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 14:33:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2022-12-14 14:33:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 14:33:24,598 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:24,598 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 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] [2022-12-14 14:33:24,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:33:24,598 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:24,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:24,599 INFO L85 PathProgramCache]: Analyzing trace with hash -360583035, now seen corresponding path program 1 times [2022-12-14 14:33:24,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:24,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956361240] [2022-12-14 14:33:24,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:24,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 14:33:24,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:24,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956361240] [2022-12-14 14:33:24,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956361240] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:33:24,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587371794] [2022-12-14 14:33:24,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:24,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:24,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:33:24,710 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:33:24,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:33:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:24,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:33:24,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:33:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 14:33:24,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:33:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 14:33:24,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587371794] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:33:24,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1243023687] [2022-12-14 14:33:24,922 INFO L159 IcfgInterpreter]: Started Sifa with 25 locations of interest [2022-12-14 14:33:24,923 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:33:24,926 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:33:24,932 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:33:24,932 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:33:25,506 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 73 for LOIs [2022-12-14 14:33:25,511 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 73 for LOIs [2022-12-14 14:33:25,517 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-12-14 14:33:25,559 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:33:27,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1243023687] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:27,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 14:33:27,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [4, 5, 5] total 23 [2022-12-14 14:33:27,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436043643] [2022-12-14 14:33:27,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:27,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-14 14:33:27,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:27,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-14 14:33:27,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=419, Unknown=0, NotChecked=0, Total=506 [2022-12-14 14:33:27,399 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand has 16 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2022-12-14 14:33:27,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:27,767 INFO L93 Difference]: Finished difference Result 87 states and 102 transitions. [2022-12-14 14:33:27,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-14 14:33:27,768 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 30 [2022-12-14 14:33:27,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:27,769 INFO L225 Difference]: With dead ends: 87 [2022-12-14 14:33:27,769 INFO L226 Difference]: Without dead ends: 51 [2022-12-14 14:33:27,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=87, Invalid=419, Unknown=0, NotChecked=0, Total=506 [2022-12-14 14:33:27,770 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 40 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:27,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 178 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 14:33:27,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-14 14:33:27,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-14 14:33:27,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 34 states have internal predecessors, (34), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 14:33:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2022-12-14 14:33:27,780 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 30 [2022-12-14 14:33:27,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:27,780 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2022-12-14 14:33:27,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2022-12-14 14:33:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2022-12-14 14:33:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 14:33:27,781 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:27,781 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 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] [2022-12-14 14:33:27,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:33:27,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:27,983 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:27,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:27,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1432761278, now seen corresponding path program 1 times [2022-12-14 14:33:27,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:27,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426789055] [2022-12-14 14:33:27,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:27,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 14:33:28,034 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:28,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426789055] [2022-12-14 14:33:28,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426789055] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:28,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:33:28,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:33:28,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107486424] [2022-12-14 14:33:28,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:28,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:33:28,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:28,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:33:28,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:33:28,036 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 14:33:28,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:28,079 INFO L93 Difference]: Finished difference Result 69 states and 82 transitions. [2022-12-14 14:33:28,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:33:28,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 44 [2022-12-14 14:33:28,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:28,081 INFO L225 Difference]: With dead ends: 69 [2022-12-14 14:33:28,081 INFO L226 Difference]: Without dead ends: 67 [2022-12-14 14:33:28,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:33:28,082 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 10 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:28,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 98 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:33:28,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-12-14 14:33:28,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 56. [2022-12-14 14:33:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 37 states have internal predecessors, (39), 14 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-14 14:33:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2022-12-14 14:33:28,093 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 67 transitions. Word has length 44 [2022-12-14 14:33:28,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:28,093 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 67 transitions. [2022-12-14 14:33:28,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 14:33:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2022-12-14 14:33:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 14:33:28,094 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:28,094 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 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, 1, 1] [2022-12-14 14:33:28,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 14:33:28,095 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:28,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:28,095 INFO L85 PathProgramCache]: Analyzing trace with hash -535238666, now seen corresponding path program 1 times [2022-12-14 14:33:28,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:28,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356341789] [2022-12-14 14:33:28,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 14:33:28,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:28,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356341789] [2022-12-14 14:33:28,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356341789] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:28,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:33:28,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:33:28,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865690469] [2022-12-14 14:33:28,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:28,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:33:28,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:28,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:33:28,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:33:28,139 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 14:33:28,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:28,172 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2022-12-14 14:33:28,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:33:28,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 47 [2022-12-14 14:33:28,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:28,173 INFO L225 Difference]: With dead ends: 73 [2022-12-14 14:33:28,173 INFO L226 Difference]: Without dead ends: 48 [2022-12-14 14:33:28,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:33:28,174 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:28,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:33:28,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-12-14 14:33:28,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-12-14 14:33:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 31 states have internal predecessors, (31), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-14 14:33:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-12-14 14:33:28,184 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 55 transitions. Word has length 47 [2022-12-14 14:33:28,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:28,184 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-12-14 14:33:28,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 14:33:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2022-12-14 14:33:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 14:33:28,185 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:28,185 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:33:28,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 14:33:28,185 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:28,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:28,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1863998743, now seen corresponding path program 1 times [2022-12-14 14:33:28,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:28,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661150529] [2022-12-14 14:33:28,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:28,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 14:33:28,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661150529] [2022-12-14 14:33:28,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661150529] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:33:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998155798] [2022-12-14 14:33:28,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:28,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:28,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:33:28,233 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:33:28,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:33:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 14:33:28,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:33:28,315 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 14:33:28,315 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:33:28,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998155798] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:28,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:33:28,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 14:33:28,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273298231] [2022-12-14 14:33:28,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:28,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:33:28,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:28,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:33:28,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:33:28,317 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 14:33:28,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:28,353 INFO L93 Difference]: Finished difference Result 60 states and 67 transitions. [2022-12-14 14:33:28,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:33:28,354 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 54 [2022-12-14 14:33:28,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:28,355 INFO L225 Difference]: With dead ends: 60 [2022-12-14 14:33:28,355 INFO L226 Difference]: Without dead ends: 48 [2022-12-14 14:33:28,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:33:28,356 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:28,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:33:28,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-12-14 14:33:28,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-12-14 14:33:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 30 states have internal predecessors, (30), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-14 14:33:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2022-12-14 14:33:28,365 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 54 [2022-12-14 14:33:28,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:28,366 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2022-12-14 14:33:28,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 14:33:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-12-14 14:33:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 14:33:28,366 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:28,366 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:33:28,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 14:33:28,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:28,568 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 14:33:28,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:28,570 INFO L85 PathProgramCache]: Analyzing trace with hash -921101860, now seen corresponding path program 1 times [2022-12-14 14:33:28,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:33:28,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670190956] [2022-12-14 14:33:28,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:28,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:33:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 14:33:28,767 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:33:28,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670190956] [2022-12-14 14:33:28,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670190956] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:33:28,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184679388] [2022-12-14 14:33:28,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:28,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:28,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:33:28,769 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:33:28,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 14:33:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:28,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:33:28,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:33:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 14:33:28,863 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:33:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 14:33:28,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [184679388] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:33:28,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1754132503] [2022-12-14 14:33:28,915 INFO L159 IcfgInterpreter]: Started Sifa with 44 locations of interest [2022-12-14 14:33:28,915 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:33:28,915 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:33:28,915 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:33:28,915 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:33:29,568 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 73 for LOIs [2022-12-14 14:33:29,574 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 75 for LOIs [2022-12-14 14:33:29,580 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 73 for LOIs [2022-12-14 14:33:29,590 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 35 for LOIs [2022-12-14 14:33:29,595 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:33:31,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1754132503] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:31,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 14:33:31,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [4, 4, 4] total 33 [2022-12-14 14:33:31,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139174304] [2022-12-14 14:33:31,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:31,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-12-14 14:33:31,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:33:31,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-12-14 14:33:31,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=961, Unknown=0, NotChecked=0, Total=1122 [2022-12-14 14:33:31,971 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) [2022-12-14 14:33:32,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:32,654 INFO L93 Difference]: Finished difference Result 48 states and 54 transitions. [2022-12-14 14:33:32,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-12-14 14:33:32,655 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) Word has length 59 [2022-12-14 14:33:32,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:32,655 INFO L225 Difference]: With dead ends: 48 [2022-12-14 14:33:32,655 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 14:33:32,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 145 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=171, Invalid=1089, Unknown=0, NotChecked=0, Total=1260 [2022-12-14 14:33:32,656 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 5 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:32,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 52 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 14:33:32,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 14:33:32,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 14:33:32,657 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) [2022-12-14 14:33:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 14:33:32,658 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2022-12-14 14:33:32,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:32,658 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 14:33:32,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) [2022-12-14 14:33:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 14:33:32,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 14:33:32,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-14 14:33:32,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-14 14:33:32,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-12-14 14:33:32,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:33:32,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 14:33:34,538 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point staticReturnsFalseEXIT(lines 1552 1555) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1552 1555) the Hoare annotation is: true [2022-12-14 14:33:34,538 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1633) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point L1572(line 1572) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point L1572-1(line 1572) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1572) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed. [2022-12-14 14:33:34,538 INFO L899 garLoopResultBuilder]: For program point L1630-1(lines 1630 1636) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1564-1(lines 1564 1579) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1637) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1589(line 1589) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1589-1(lines 1589 1600) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1614(line 1614) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1601) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1614-1(lines 1614 1620) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L895 garLoopResultBuilder]: At program point L1606(line 1606) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodG2B1_~data~2#1| 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,539 INFO L895 garLoopResultBuilder]: At program point L1573(line 1573) the Hoare annotation is: false [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1606-1(line 1606) no Hoare annotation was computed. [2022-12-14 14:33:34,539 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1606 1613) no Hoare annotation was computed. [2022-12-14 14:33:34,540 INFO L895 garLoopResultBuilder]: At program point L1606-3(lines 1606 1613) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,540 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1572) no Hoare annotation was computed. [2022-12-14 14:33:34,540 INFO L895 garLoopResultBuilder]: At program point L1598(line 1598) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,540 INFO L895 garLoopResultBuilder]: At program point L1648(line 1648) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,540 INFO L899 garLoopResultBuilder]: For program point L1648-1(line 1648) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: false [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point L1591(lines 1591 1599) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: false [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point L1633(line 1633) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point L1633-1(line 1633) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1650(line 1650) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point L1617(line 1617) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1650-1(line 1650) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1634(line 1634) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) [2022-12-14 14:33:34,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-12-14 14:33:34,541 INFO L895 garLoopResultBuilder]: At program point L1626(line 1626) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (<= |ULTIMATE.start_goodG2B1_~result~2#1| 3) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= |ULTIMATE.start_goodG2B2_~data~3#1| 0) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (<= 3 |ULTIMATE.start_goodG2B1_~result~2#1|) (= |ULTIMATE.start_goodG2B1_~result~2#1| (+ |ULTIMATE.start_goodG2B1_~data~2#1| 1)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,542 INFO L899 garLoopResultBuilder]: For program point L1593(line 1593) no Hoare annotation was computed. [2022-12-14 14:33:34,542 INFO L899 garLoopResultBuilder]: For program point L1626-1(line 1626) no Hoare annotation was computed. [2022-12-14 14:33:34,542 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= |ULTIMATE.start_goodB2G1_~data~0#1| 0) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,542 INFO L899 garLoopResultBuilder]: For program point L1593-1(line 1593) no Hoare annotation was computed. [2022-12-14 14:33:34,542 INFO L899 garLoopResultBuilder]: For program point L1560-1(line 1560) no Hoare annotation was computed. [2022-12-14 14:33:34,542 INFO L895 garLoopResultBuilder]: At program point L1626-4(lines 1626 1629) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (<= |ULTIMATE.start_goodG2B1_~result~2#1| 3) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= |ULTIMATE.start_goodG2B2_~data~3#1| 2) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (<= 3 |ULTIMATE.start_goodG2B1_~result~2#1|) (= |ULTIMATE.start_goodG2B1_~result~2#1| (+ |ULTIMATE.start_goodG2B1_~data~2#1| 1)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,543 INFO L895 garLoopResultBuilder]: At program point L1560-4(lines 1560 1563) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,543 INFO L895 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (= |ULTIMATE.start_goodG2B1_~result~2#1| (+ |ULTIMATE.start_goodG2B1_~data~2#1| 1)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,543 INFO L895 garLoopResultBuilder]: At program point L1585(line 1585) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodB2G2_~data~1#1| 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,543 INFO L899 garLoopResultBuilder]: For program point L1585-1(line 1585) no Hoare annotation was computed. [2022-12-14 14:33:34,543 INFO L895 garLoopResultBuilder]: At program point L1585-4(lines 1585 1588) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,544 INFO L895 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1556 1580) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point L1602(lines 1602 1621) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L895 garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: false [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1578) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1633) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L899 garLoopResultBuilder]: For program point staticReturnsTrueEXIT(lines 1548 1551) no Hoare annotation was computed. [2022-12-14 14:33:34,544 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1548 1551) the Hoare annotation is: true [2022-12-14 14:33:34,546 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:33:34,548 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 14:33:34,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 02:33:34 BoogieIcfgContainer [2022-12-14 14:33:34,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 14:33:34,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 14:33:34,557 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 14:33:34,558 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 14:33:34,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:33:24" (3/4) ... [2022-12-14 14:33:34,560 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 14:33:34,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 14:33:34,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-12-14 14:33:34,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 14:33:34,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-12-14 14:33:34,569 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 14:33:34,570 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 14:33:34,570 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 14:33:34,571 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 14:33:34,605 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 14:33:34,605 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 14:33:34,605 INFO L158 Benchmark]: Toolchain (without parser) took 11901.95ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 147.3MB in the beginning and 153.2MB in the end (delta: -5.9MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,605 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 100.7MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:33:34,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.46ms. Allocated memory is still 186.6MB. Free memory was 146.7MB in the beginning and 138.1MB in the end (delta: 8.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.68ms. Allocated memory is still 186.6MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,606 INFO L158 Benchmark]: Boogie Preprocessor took 16.85ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 133.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,606 INFO L158 Benchmark]: RCFGBuilder took 328.94ms. Allocated memory is still 186.6MB. Free memory was 133.9MB in the beginning and 115.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,606 INFO L158 Benchmark]: TraceAbstraction took 10536.18ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 114.0MB in the beginning and 157.4MB in the end (delta: -43.4MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,606 INFO L158 Benchmark]: Witness Printer took 47.37ms. Allocated memory is still 224.4MB. Free memory was 157.4MB in the beginning and 153.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 14:33:34,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 100.7MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.46ms. Allocated memory is still 186.6MB. Free memory was 146.7MB in the beginning and 138.1MB in the end (delta: 8.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.68ms. Allocated memory is still 186.6MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.85ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 133.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.94ms. Allocated memory is still 186.6MB. Free memory was 133.9MB in the beginning and 115.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 10536.18ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 114.0MB in the beginning and 157.4MB in the end (delta: -43.4MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. * Witness Printer took 47.37ms. Allocated memory is still 224.4MB. Free memory was 157.4MB in the beginning and 153.2MB 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: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 90 mSDsluCounter, 956 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 644 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1096 IncrementalHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 312 mSDtfsCounter, 1096 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 345 GetRequests, 275 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 63, 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, 7 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 71 PreInvPairs, 82 NumberOfFragments, 1760 HoareAnnotationTreeSize, 71 FomulaSimplifications, 39 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 23 FomulaSimplificationsInter, 2616 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 631 SizeOfPredicates, 2 NumberOfNonLiveVariables, 559 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 260/268 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: OVERALL_TIME: 1.3s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 78, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 48, TOOLS_POST_TIME: 0.2s, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME: 0.3s, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME: 0.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 138, TOOLS_QUANTIFIERELIM_TIME: 0.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.0s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 192, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME: 0.4s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 78, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 36, CALL_SUMMARIZER_CACHE_MISSES: 7, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1938, DAG_COMPRESSION_RETAINED_NODES: 201, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 2147483647 <= data RESULT: Ultimate proved your program to be correct! [2022-12-14 14:33:34,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2f7335-10d6-477f-aaa7-41f8c615db83/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE