./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/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_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/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_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/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 f8828e70f447687b12457ab3d93021bc96d1f6266887c6f97a631afd90df18c3 --- 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 07:42:07,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:42:07,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:42:07,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:42:07,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:42:07,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:42:07,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:42:07,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:42:07,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:42:07,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:42:07,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:42:07,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:42:07,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:42:07,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:42:07,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:42:07,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:42:07,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:42:07,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:42:07,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:42:07,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:42:07,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:42:07,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:42:07,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:42:07,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:42:07,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:42:07,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:42:07,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:42:07,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:42:07,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:42:07,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:42:07,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:42:07,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:42:07,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:42:07,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:42:07,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:42:07,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:42:07,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:42:07,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:42:07,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:42:07,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:42:07,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:42:07,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 07:42:07,146 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:42:07,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:42:07,147 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:42:07,147 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:42:07,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:42:07,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:42:07,148 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:42:07,148 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:42:07,148 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:42:07,148 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:42:07,149 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:42:07,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:42:07,149 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:42:07,149 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:42:07,149 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:42:07,150 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:42:07,150 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:42:07,150 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:42:07,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:42:07,151 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:42:07,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:42:07,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:42:07,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:42:07,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:42:07,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:42:07,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:42:07,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:42:07,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:42:07,153 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_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8828e70f447687b12457ab3d93021bc96d1f6266887c6f97a631afd90df18c3 [2022-12-14 07:42:07,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:42:07,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:42:07,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:42:07,360 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:42:07,360 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:42:07,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_bad.i [2022-12-14 07:42:09,936 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:42:10,191 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:42:10,191 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_bad.i [2022-12-14 07:42:10,208 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/data/3b0c651d0/23905dc53df54fed86c9ce6e909de620/FLAG5b16e0c97 [2022-12-14 07:42:10,222 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/data/3b0c651d0/23905dc53df54fed86c9ce6e909de620 [2022-12-14 07:42:10,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:42:10,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:42:10,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:42:10,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:42:10,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:42:10,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:42:10" (1/1) ... [2022-12-14 07:42:10,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e27cf7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:10, skipping insertion in model container [2022-12-14 07:42:10,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:42:10" (1/1) ... [2022-12-14 07:42:10,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:42:10,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:42:10,578 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 07:42:10,859 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 07:42:10,863 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 07:42:10,865 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 07:42:10,866 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 07:42:10,867 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 07:42:10,886 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 07:42:10,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:42:10,894 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 07:42:10,908 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 07:42:10,956 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 07:42:10,957 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 07:42:10,958 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 07:42:10,960 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 07:42:10,961 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 07:42:10,964 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 07:42:10,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:42:11,078 INFO L208 MainTranslator]: Completed translation [2022-12-14 07:42:11,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11 WrapperNode [2022-12-14 07:42:11,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:42:11,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 07:42:11,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 07:42:11,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 07:42:11,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,130 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2022-12-14 07:42:11,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 07:42:11,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 07:42:11,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 07:42:11,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 07:42:11,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 07:42:11,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 07:42:11,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 07:42:11,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 07:42:11,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (1/1) ... [2022-12-14 07:42:11,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:42:11,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:42:11,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 07:42:11,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 07:42:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 07:42:11,228 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 07:42:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 07:42:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 07:42:11,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 07:42:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 07:42:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 07:42:11,346 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 07:42:11,348 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 07:42:11,460 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 07:42:11,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 07:42:11,498 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 07:42:11,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:42:11 BoogieIcfgContainer [2022-12-14 07:42:11,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 07:42:11,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 07:42:11,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 07:42:11,504 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 07:42:11,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:42:10" (1/3) ... [2022-12-14 07:42:11,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a6b749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:42:11, skipping insertion in model container [2022-12-14 07:42:11,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:11" (2/3) ... [2022-12-14 07:42:11,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a6b749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:42:11, skipping insertion in model container [2022-12-14 07:42:11,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:42:11" (3/3) ... [2022-12-14 07:42:11,506 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_17_bad.i [2022-12-14 07:42:11,520 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 07:42:11,520 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-12-14 07:42:11,553 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 07:42:11,557 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;@5d4964b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 07:42:11,557 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-12-14 07:42:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 18 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 07:42:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 07:42:11,565 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:11,566 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:42:11,566 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-12-14 07:42:11,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:11,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1431032043, now seen corresponding path program 1 times [2022-12-14 07:42:11,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:11,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187778473] [2022-12-14 07:42:11,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:11,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:11,757 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 07:42:11,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:11,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187778473] [2022-12-14 07:42:11,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187778473] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:42:11,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 07:42:11,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 07:42:11,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331910549] [2022-12-14 07:42:11,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:42:11,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 07:42:11,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:42:11,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 07:42:11,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 07:42:11,786 INFO L87 Difference]: Start difference. First operand has 22 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 18 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:11,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:42:11,838 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2022-12-14 07:42:11,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 07:42:11,840 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2022-12-14 07:42:11,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:42:11,844 INFO L225 Difference]: With dead ends: 41 [2022-12-14 07:42:11,845 INFO L226 Difference]: Without dead ends: 22 [2022-12-14 07:42:11,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 07:42:11,848 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 3 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 07:42:11,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 42 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 07:42:11,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-12-14 07:42:11,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-12-14 07:42:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.5) internal successors, (21), 19 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2022-12-14 07:42:11,872 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 7 [2022-12-14 07:42:11,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:42:11,872 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2022-12-14 07:42:11,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-12-14 07:42:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 07:42:11,873 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:11,873 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:42:11,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 07:42:11,873 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-12-14 07:42:11,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:11,874 INFO L85 PathProgramCache]: Analyzing trace with hash -30156102, now seen corresponding path program 1 times [2022-12-14 07:42:11,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:11,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797962002] [2022-12-14 07:42:11,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:11,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:11,946 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:11,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797962002] [2022-12-14 07:42:11,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797962002] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 07:42:11,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403064717] [2022-12-14 07:42:11,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:11,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:42:11,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:42:11,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:42:11,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 07:42:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:12,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 07:42:12,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:42:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:12,056 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 07:42:12,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403064717] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:42:12,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 07:42:12,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-12-14 07:42:12,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194723540] [2022-12-14 07:42:12,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:42:12,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 07:42:12,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:42:12,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 07:42:12,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 07:42:12,059 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:42:12,084 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2022-12-14 07:42:12,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 07:42:12,084 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-12-14 07:42:12,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:42:12,085 INFO L225 Difference]: With dead ends: 32 [2022-12-14 07:42:12,085 INFO L226 Difference]: Without dead ends: 18 [2022-12-14 07:42:12,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-12-14 07:42:12,087 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 22 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 07:42:12,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 23 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 07:42:12,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-12-14 07:42:12,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-12-14 07:42:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 15 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-12-14 07:42:12,090 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 10 [2022-12-14 07:42:12,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:42:12,090 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2022-12-14 07:42:12,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-12-14 07:42:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 07:42:12,090 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:12,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:42:12,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 07:42:12,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:42:12,293 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-12-14 07:42:12,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:12,294 INFO L85 PathProgramCache]: Analyzing trace with hash -934828087, now seen corresponding path program 1 times [2022-12-14 07:42:12,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:12,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376287091] [2022-12-14 07:42:12,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:12,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:12,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:12,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376287091] [2022-12-14 07:42:12,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376287091] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:42:12,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 07:42:12,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 07:42:12,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646907514] [2022-12-14 07:42:12,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:42:12,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 07:42:12,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:42:12,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 07:42:12,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 07:42:12,423 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:42:12,442 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2022-12-14 07:42:12,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 07:42:12,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-12-14 07:42:12,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:42:12,443 INFO L225 Difference]: With dead ends: 22 [2022-12-14 07:42:12,443 INFO L226 Difference]: Without dead ends: 13 [2022-12-14 07:42:12,443 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 07:42:12,445 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 2 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 07:42:12,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 07:42:12,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-12-14 07:42:12,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-12-14 07:42:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.0) internal successors, (10), 10 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 12 transitions. [2022-12-14 07:42:12,449 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 12 transitions. Word has length 11 [2022-12-14 07:42:12,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:42:12,450 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 12 transitions. [2022-12-14 07:42:12,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 07:42:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2022-12-14 07:42:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 07:42:12,450 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:12,451 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:42:12,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 07:42:12,451 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-12-14 07:42:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:12,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1085100447, now seen corresponding path program 1 times [2022-12-14 07:42:12,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:12,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425463646] [2022-12-14 07:42:12,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:12,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 07:42:12,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 07:42:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 07:42:12,492 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 07:42:12,492 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 07:42:12,493 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2022-12-14 07:42:12,495 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2022-12-14 07:42:12,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2022-12-14 07:42:12,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2022-12-14 07:42:12,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2022-12-14 07:42:12,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2022-12-14 07:42:12,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 07:42:12,500 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-14 07:42:12,504 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 07:42:12,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 07:42:12 BoogieIcfgContainer [2022-12-14 07:42:12,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 07:42:12,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 07:42:12,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 07:42:12,527 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 07:42:12,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:42:11" (3/4) ... [2022-12-14 07:42:12,528 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 07:42:12,555 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 07:42:12,556 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 07:42:12,556 INFO L158 Benchmark]: Toolchain (without parser) took 2330.97ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 77.6MB in the beginning and 79.3MB in the end (delta: -1.6MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,556 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:42:12,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.84ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 77.2MB in the beginning and 101.8MB in the end (delta: -24.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.60ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 98.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,557 INFO L158 Benchmark]: Boogie Preprocessor took 25.06ms. Allocated memory is still 163.6MB. Free memory was 98.5MB in the beginning and 97.6MB in the end (delta: 928.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:42:12,557 INFO L158 Benchmark]: RCFGBuilder took 343.61ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 82.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,558 INFO L158 Benchmark]: TraceAbstraction took 1024.18ms. Allocated memory is still 163.6MB. Free memory was 82.7MB in the beginning and 82.4MB in the end (delta: 224.0kB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,558 INFO L158 Benchmark]: Witness Printer took 29.17ms. Allocated memory is still 163.6MB. Free memory was 81.4MB in the beginning and 79.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 07:42:12,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.84ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 77.2MB in the beginning and 101.8MB in the end (delta: -24.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.60ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 98.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.06ms. Allocated memory is still 163.6MB. Free memory was 98.5MB in the beginning and 97.6MB in the end (delta: 928.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 343.61ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 82.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1024.18ms. Allocated memory is still 163.6MB. Free memory was 82.7MB in the beginning and 82.4MB in the end (delta: 224.0kB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. * Witness Printer took 29.17ms. Allocated memory is still 163.6MB. Free memory was 81.4MB in the beginning and 79.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1560]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [\old(argc)=2147483648, argc=2147483648, argv={2147483650:2147483649}, argv={2147483650:2147483649}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_max_preinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1555] data = 0x7fffffff [L1553] i++ VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1557] COND TRUE j < 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1560] ++data VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] - UnprovableResult [Line: 1553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 73 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 41 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 32 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 1 NumberOfNonLiveVariables, 86 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 4/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-14 07:42:12,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2e4f47-75b8-438b-aa2e-f7f3407d77b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)