./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9 --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 863d6ff320ba9533c13a15494d8d832737dc2fe1fe03675e4776d18ed3665e0a --- 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-6b4ec56 [2022-11-20 20:08:50,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:08:50,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:08:50,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:08:50,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:08:50,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:08:50,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:08:50,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:08:50,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:08:50,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:08:50,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:08:50,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:08:50,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:08:50,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:08:50,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:08:50,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:08:50,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:08:50,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:08:50,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:08:50,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:08:50,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:08:50,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:08:50,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:08:50,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:08:50,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:08:50,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:08:50,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:08:50,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:08:50,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:08:50,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:08:50,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:08:50,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:08:50,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:08:50,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:08:50,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:08:50,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:08:50,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:08:50,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:08:50,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:08:50,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:08:50,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:08:50,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 20:08:50,883 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:08:50,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:08:50,884 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:08:50,884 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:08:50,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:08:50,885 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:08:50,886 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:08:50,886 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:08:50,887 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:08:50,887 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:08:50,887 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:08:50,887 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:08:50,888 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:08:50,888 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:08:50,888 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:08:50,889 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:08:50,889 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:08:50,889 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:08:50,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:08:50,890 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:08:50,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:08:50,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:08:50,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:08:50,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:08:50,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:08:50,892 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:08:50,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:08:50,892 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:08:50,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:08:50,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:08:50,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:08:50,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:08:50,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:08:50,894 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:08:50,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:08:50,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:08:50,895 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:08:50,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:08:50,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:08:50,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:08:50,896 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_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 863d6ff320ba9533c13a15494d8d832737dc2fe1fe03675e4776d18ed3665e0a [2022-11-20 20:08:51,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:08:51,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:08:51,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:08:51,171 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:08:51,171 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:08:51,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i [2022-11-20 20:08:54,182 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:08:54,591 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:08:54,591 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i [2022-11-20 20:08:54,624 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/b29a450cd/4fdb7d18b883428ea7a858a793ca5599/FLAG55a2d0f56 [2022-11-20 20:08:54,644 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/b29a450cd/4fdb7d18b883428ea7a858a793ca5599 [2022-11-20 20:08:54,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:08:54,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:08:54,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:08:54,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:08:54,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:08:54,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:08:54" (1/1) ... [2022-11-20 20:08:54,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab5666a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:54, skipping insertion in model container [2022-11-20 20:08:54,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:08:54" (1/1) ... [2022-11-20 20:08:54,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:08:54,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:08:55,184 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 20:08:55,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:08:55,778 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 20:08:55,796 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 20:08:55,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:08:56,026 INFO L208 MainTranslator]: Completed translation [2022-11-20 20:08:56,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56 WrapperNode [2022-11-20 20:08:56,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:08:56,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 20:08:56,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 20:08:56,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 20:08:56,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,126 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2022-11-20 20:08:56,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 20:08:56,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 20:08:56,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 20:08:56,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 20:08:56,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,174 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 20:08:56,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 20:08:56,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 20:08:56,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 20:08:56,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (1/1) ... [2022-11-20 20:08:56,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:08:56,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 20:08:56,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 20:08:56,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 20:08:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 20:08:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 20:08:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 20:08:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 20:08:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 20:08:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 20:08:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 20:08:56,431 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 20:08:56,434 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 20:08:56,591 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 20:08:56,784 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 20:08:56,784 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 20:08:56,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:08:56 BoogieIcfgContainer [2022-11-20 20:08:56,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 20:08:56,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 20:08:56,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 20:08:56,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 20:08:56,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:08:54" (1/3) ... [2022-11-20 20:08:56,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b6684a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:08:56, skipping insertion in model container [2022-11-20 20:08:56,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:08:56" (2/3) ... [2022-11-20 20:08:56,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b6684a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:08:56, skipping insertion in model container [2022-11-20 20:08:56,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:08:56" (3/3) ... [2022-11-20 20:08:56,810 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_postinc_05_bad.i [2022-11-20 20:08:56,829 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 20:08:56,829 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 20:08:56,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 20:08:56,876 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;@2d6804e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 20:08:56,876 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 20:08:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) [2022-11-20 20:08:56,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 20:08:56,895 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:08:56,896 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-20 20:08:56,897 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 20:08:56,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:08:56,905 INFO L85 PathProgramCache]: Analyzing trace with hash -703198583, now seen corresponding path program 1 times [2022-11-20 20:08:56,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 20:08:56,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699196912] [2022-11-20 20:08:56,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:08:56,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 20:08:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 20:08:57,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 20:08:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 20:08:57,374 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-20 20:08:57,376 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 20:08:57,378 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 20:08:57,380 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 20:08:57,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 20:08:57,387 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 20:08:57,394 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 20:08:57,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:08:57 BoogieIcfgContainer [2022-11-20 20:08:57,431 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 20:08:57,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 20:08:57,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 20:08:57,434 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 20:08:57,435 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:08:56" (3/4) ... [2022-11-20 20:08:57,438 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 20:08:57,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 20:08:57,440 INFO L158 Benchmark]: Toolchain (without parser) took 2788.64ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 115.6MB in the beginning and 121.9MB in the end (delta: -6.3MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,441 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 151.0MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:08:57,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.49ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 115.6MB in the beginning and 171.2MB in the end (delta: -55.6MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.32ms. Allocated memory is still 207.6MB. Free memory was 171.2MB in the beginning and 168.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,448 INFO L158 Benchmark]: Boogie Preprocessor took 54.69ms. Allocated memory is still 207.6MB. Free memory was 168.0MB in the beginning and 167.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,449 INFO L158 Benchmark]: RCFGBuilder took 602.74ms. Allocated memory is still 207.6MB. Free memory was 165.9MB in the beginning and 146.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,450 INFO L158 Benchmark]: TraceAbstraction took 642.20ms. Allocated memory is still 207.6MB. Free memory was 144.9MB in the beginning and 121.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 20:08:57,451 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 207.6MB. Free memory was 121.9MB in the beginning and 121.9MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:08:57,459 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 151.0MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.49ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 115.6MB in the beginning and 171.2MB in the end (delta: -55.6MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.32ms. Allocated memory is still 207.6MB. Free memory was 171.2MB in the beginning and 168.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.69ms. Allocated memory is still 207.6MB. Free memory was 168.0MB in the beginning and 167.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 602.74ms. Allocated memory is still 207.6MB. Free memory was 165.9MB in the beginning and 146.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 642.20ms. Allocated memory is still 207.6MB. Free memory was 144.9MB in the beginning and 121.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 207.6MB. Free memory was 121.9MB in the beginning and 121.9MB in the end (delta: 2.7kB). There was no memory consumed. 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1556, overapproximation of bitwiseAnd at line 1556. Possible 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] 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}, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [\old(argc)=2147483650, argc=2147483650, argv={2147483652:2147483651}, argv={2147483652:2147483651}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_postinc_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(staticTrue) [L1561] data++ VAL [data=2147483647, 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, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483649, staticFalse=0, staticTrue=1] - UnprovableResult [Line: 1561]: 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 20:08:57,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9 --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 863d6ff320ba9533c13a15494d8d832737dc2fe1fe03675e4776d18ed3665e0a --- 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-6b4ec56 [2022-11-20 20:08:59,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:08:59,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:09:00,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:09:00,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:09:00,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:09:00,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:09:00,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:09:00,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:09:00,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:09:00,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:09:00,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:09:00,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:09:00,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:09:00,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:09:00,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:09:00,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:09:00,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:09:00,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:09:00,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:09:00,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:09:00,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:09:00,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:09:00,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:09:00,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:09:00,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:09:00,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:09:00,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:09:00,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:09:00,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:09:00,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:09:00,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:09:00,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:09:00,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:09:00,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:09:00,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:09:00,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:09:00,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:09:00,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:09:00,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:09:00,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:09:00,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-20 20:09:00,127 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:09:00,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:09:00,128 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:09:00,128 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:09:00,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:09:00,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:09:00,129 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:09:00,130 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:09:00,130 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:09:00,130 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:09:00,130 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:09:00,131 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:09:00,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:09:00,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:09:00,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:09:00,133 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:09:00,133 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:09:00,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:09:00,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:09:00,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:09:00,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:09:00,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:09:00,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:09:00,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:09:00,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:09:00,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:09:00,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:09:00,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:09:00,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:09:00,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:09:00,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:09:00,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:09:00,138 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 863d6ff320ba9533c13a15494d8d832737dc2fe1fe03675e4776d18ed3665e0a [2022-11-20 20:09:00,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:09:00,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:09:00,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:09:00,520 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:09:00,521 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:09:00,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i [2022-11-20 20:09:03,793 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:09:04,144 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:09:04,150 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_05_bad.i [2022-11-20 20:09:04,182 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/dfb3ba540/35c2e84982e54bdb94a2464bf126f3ce/FLAG5086e63d6 [2022-11-20 20:09:04,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2a881-2e69-44db-968f-6e886f507eac/bin/utaipan-6cKwYrpEi9/data/dfb3ba540/35c2e84982e54bdb94a2464bf126f3ce [2022-11-20 20:09:04,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:09:04,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:09:04,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:09:04,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:09:04,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:09:04,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:09:04" (1/1) ... [2022-11-20 20:09:04,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a304d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:04, skipping insertion in model container [2022-11-20 20:09:04,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:09:04" (1/1) ... [2022-11-20 20:09:04,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:09:04,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:09:04,654 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 20:09:04,919 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 20:09:04,929 INFO L158 Benchmark]: Toolchain (without parser) took 718.09ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 47.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 20:09:04,930 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:09:04,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.59ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 20:09:04,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.59ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.