./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba --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 39ca4c94e0ade64f55a198e34d6db6eb7d7577aaa16081fe7bfb5d04e138d6dd --- 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-b5237d8 [2022-11-22 01:40:11,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:40:11,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:40:11,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:40:11,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:40:11,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:40:11,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:40:11,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:40:11,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:40:11,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:40:11,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:40:11,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:40:11,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:40:11,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:40:11,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:40:11,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:40:11,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:40:11,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:40:11,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:40:11,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:40:11,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:40:11,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:40:11,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:40:11,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:40:11,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:40:11,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:40:11,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:40:11,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:40:11,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:40:11,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:40:11,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:40:11,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:40:11,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:40:11,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:40:11,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:40:11,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:40:11,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:40:11,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:40:11,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:40:11,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:40:11,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:40:11,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 01:40:11,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:40:11,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:40:11,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:40:11,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:40:11,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:40:11,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:40:11,884 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:40:11,884 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:40:11,885 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:40:11,885 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:40:11,886 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:40:11,886 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:40:11,886 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:40:11,887 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:40:11,887 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:40:11,887 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:40:11,887 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:40:11,888 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:40:11,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:40:11,889 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:40:11,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:40:11,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:40:11,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:40:11,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:40:11,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:40:11,890 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:40:11,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:40:11,891 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:40:11,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:40:11,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:40:11,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:40:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:40:11,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:40:11,893 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:40:11,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:40:11,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:40:11,894 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:40:11,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:40:11,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:40:11,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:40:11,895 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_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39ca4c94e0ade64f55a198e34d6db6eb7d7577aaa16081fe7bfb5d04e138d6dd [2022-11-22 01:40:12,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:40:12,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:40:12,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:40:12,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:40:12,198 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:40:12,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i [2022-11-22 01:40:15,247 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:40:15,781 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:40:15,783 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i [2022-11-22 01:40:15,800 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/04e020f78/d8fa1c54f40442d48a6690cd7f2d4657/FLAG884b2557e [2022-11-22 01:40:15,821 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/04e020f78/d8fa1c54f40442d48a6690cd7f2d4657 [2022-11-22 01:40:15,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:40:15,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:40:15,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:40:15,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:40:15,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:40:15,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:15" (1/1) ... [2022-11-22 01:40:15,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ea1d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:15, skipping insertion in model container [2022-11-22 01:40:15,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:15" (1/1) ... [2022-11-22 01:40:15,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:40:15,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:40:16,319 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 01:40:16,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:40:16,797 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:40:16,834 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 01:40:16,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:40:17,043 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:40:17,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17 WrapperNode [2022-11-22 01:40:17,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:40:17,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:40:17,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:40:17,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:40:17,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,149 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-11-22 01:40:17,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:40:17,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:40:17,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:40:17,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:40:17,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:40:17,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:40:17,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:40:17,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:40:17,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (1/1) ... [2022-11-22 01:40:17,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:40:17,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:40:17,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:40:17,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:40:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-22 01:40:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-22 01:40:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:40:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:40:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:40:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-22 01:40:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:40:17,478 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:40:17,480 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:40:17,665 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:40:17,775 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:40:17,775 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 01:40:17,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:40:17 BoogieIcfgContainer [2022-11-22 01:40:17,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:40:17,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:40:17,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:40:17,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:40:17,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:40:15" (1/3) ... [2022-11-22 01:40:17,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2750f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:40:17, skipping insertion in model container [2022-11-22 01:40:17,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:17" (2/3) ... [2022-11-22 01:40:17,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2750f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:40:17, skipping insertion in model container [2022-11-22 01:40:17,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:40:17" (3/3) ... [2022-11-22 01:40:17,789 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_preinc_17_bad.i [2022-11-22 01:40:17,807 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:40:17,807 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-22 01:40:17,856 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:40:17,862 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;@331ddd08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:40:17,863 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-22 01:40:17,867 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) [2022-11-22 01:40:17,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-22 01:40:17,874 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:40:17,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:40:17,875 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)] === [2022-11-22 01:40:17,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:40:17,880 INFO L85 PathProgramCache]: Analyzing trace with hash 696374673, now seen corresponding path program 1 times [2022-11-22 01:40:17,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:40:17,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229684276] [2022-11-22 01:40:17,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:40:17,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:40:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:40:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:40:18,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:40:18,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229684276] [2022-11-22 01:40:18,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229684276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:40:18,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:40:18,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:40:18,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366451679] [2022-11-22 01:40:18,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:40:18,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:40:18,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:40:18,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:40:18,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:40:18,472 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) [2022-11-22 01:40:18,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:40:18,577 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2022-11-22 01:40:18,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:40:18,580 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 [2022-11-22 01:40:18,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:40:18,587 INFO L225 Difference]: With dead ends: 41 [2022-11-22 01:40:18,588 INFO L226 Difference]: Without dead ends: 22 [2022-11-22 01:40:18,591 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 [2022-11-22 01:40:18,598 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:40:18,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 42 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 01:40:18,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-11-22 01:40:18,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-22 01:40:18,636 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) [2022-11-22 01:40:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2022-11-22 01:40:18,641 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 7 [2022-11-22 01:40:18,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:40:18,643 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2022-11-22 01:40:18,643 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) [2022-11-22 01:40:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-11-22 01:40:18,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 01:40:18,644 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:40:18,648 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:40:18,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:40:18,650 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)] === [2022-11-22 01:40:18,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:40:18,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1005907646, now seen corresponding path program 1 times [2022-11-22 01:40:18,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:40:18,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605784658] [2022-11-22 01:40:18,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:40:18,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:40:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:40:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:40:19,001 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:40:19,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605784658] [2022-11-22 01:40:19,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605784658] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:40:19,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362128972] [2022-11-22 01:40:19,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:40:19,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:40:19,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:40:19,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:40:19,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:40:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:40:19,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 01:40:19,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:40:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:40:19,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:40:19,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362128972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:40:19,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:40:19,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-22 01:40:19,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644061944] [2022-11-22 01:40:19,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:40:19,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:40:19,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:40:19,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:40:19,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:40:19,289 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) [2022-11-22 01:40:19,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:40:19,343 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2022-11-22 01:40:19,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:40:19,344 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 [2022-11-22 01:40:19,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:40:19,345 INFO L225 Difference]: With dead ends: 32 [2022-11-22 01:40:19,346 INFO L226 Difference]: Without dead ends: 18 [2022-11-22 01:40:19,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-22 01:40:19,349 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 22 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:40:19,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 23 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 01:40:19,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-11-22 01:40:19,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-22 01:40:19,356 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) [2022-11-22 01:40:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-11-22 01:40:19,356 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 10 [2022-11-22 01:40:19,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:40:19,357 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2022-11-22 01:40:19,357 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) [2022-11-22 01:40:19,357 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-11-22 01:40:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 01:40:19,357 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:40:19,358 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:40:19,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:40:19,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:40:19,566 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)] === [2022-11-22 01:40:19,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:40:19,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1118373192, now seen corresponding path program 1 times [2022-11-22 01:40:19,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:40:19,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16656655] [2022-11-22 01:40:19,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:40:19,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:40:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 01:40:19,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 01:40:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 01:40:19,690 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 01:40:19,690 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 01:40:19,691 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2022-11-22 01:40:19,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2022-11-22 01:40:19,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2022-11-22 01:40:19,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2022-11-22 01:40:19,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2022-11-22 01:40:19,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2022-11-22 01:40:19,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:40:19,698 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-22 01:40:19,702 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 01:40:19,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:40:19 BoogieIcfgContainer [2022-11-22 01:40:19,754 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 01:40:19,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 01:40:19,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 01:40:19,755 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 01:40:19,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:40:17" (3/4) ... [2022-11-22 01:40:19,763 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 01:40:19,766 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 01:40:19,767 INFO L158 Benchmark]: Toolchain (without parser) took 3939.35ms. Allocated memory is still 182.5MB. Free memory was 146.0MB in the beginning and 129.4MB in the end (delta: 16.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,767 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:40:19,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.53ms. Allocated memory is still 182.5MB. Free memory was 146.0MB in the beginning and 84.1MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.00ms. Allocated memory is still 182.5MB. Free memory was 84.1MB in the beginning and 81.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,773 INFO L158 Benchmark]: Boogie Preprocessor took 39.47ms. Allocated memory is still 182.5MB. Free memory was 81.2MB in the beginning and 79.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,773 INFO L158 Benchmark]: RCFGBuilder took 587.37ms. Allocated memory is still 182.5MB. Free memory was 79.1MB in the beginning and 133.1MB in the end (delta: -54.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,776 INFO L158 Benchmark]: TraceAbstraction took 1973.83ms. Allocated memory is still 182.5MB. Free memory was 132.0MB in the beginning and 130.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-11-22 01:40:19,777 INFO L158 Benchmark]: Witness Printer took 11.50ms. Allocated memory is still 182.5MB. Free memory was 130.4MB in the beginning and 129.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:40:19,779 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 138.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.53ms. Allocated memory is still 182.5MB. Free memory was 146.0MB in the beginning and 84.1MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.00ms. Allocated memory is still 182.5MB. Free memory was 84.1MB in the beginning and 81.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.47ms. Allocated memory is still 182.5MB. Free memory was 81.2MB in the beginning and 79.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.37ms. Allocated memory is still 182.5MB. Free memory was 79.1MB in the beginning and 133.1MB in the end (delta: -54.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1973.83ms. Allocated memory is still 182.5MB. Free memory was 132.0MB in the beginning and 130.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Witness Printer took 11.50ms. Allocated memory is still 182.5MB. Free memory was 130.4MB in the beginning and 129.4MB in the end (delta: 1.0MB). 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1555, overapproximation of bitwiseAnd at line 1555. 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); [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_rand_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] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [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: 1.9s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 39 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 26 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 44 SizeOfPredicates, 1 NumberOfNonLiveVariables, 92 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3/4 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 [2022-11-22 01:40:19,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/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_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba --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 39ca4c94e0ade64f55a198e34d6db6eb7d7577aaa16081fe7bfb5d04e138d6dd --- 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-b5237d8 [2022-11-22 01:40:22,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:40:22,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:40:22,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:40:22,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:40:22,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:40:22,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:40:22,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:40:22,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:40:22,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:40:22,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:40:22,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:40:22,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:40:22,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:40:22,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:40:22,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:40:22,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:40:22,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:40:22,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:40:22,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:40:22,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:40:22,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:40:22,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:40:22,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:40:22,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:40:22,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:40:22,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:40:22,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:40:22,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:40:22,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:40:22,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:40:22,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:40:22,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:40:22,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:40:22,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:40:22,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:40:22,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:40:22,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:40:22,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:40:22,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:40:22,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:40:22,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 01:40:22,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:40:22,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:40:22,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:40:22,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:40:22,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:40:22,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:40:22,403 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:40:22,403 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:40:22,404 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:40:22,404 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:40:22,404 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:40:22,404 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:40:22,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:40:22,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:40:22,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:40:22,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:40:22,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:40:22,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:40:22,407 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:40:22,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:40:22,407 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:40:22,408 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:40:22,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:40:22,408 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:40:22,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:40:22,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:40:22,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:40:22,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:40:22,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:40:22,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:40:22,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:40:22,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:40:22,410 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:40:22,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:40:22,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:40:22,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:40:22,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:40:22,411 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_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39ca4c94e0ade64f55a198e34d6db6eb7d7577aaa16081fe7bfb5d04e138d6dd [2022-11-22 01:40:22,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:40:22,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:40:22,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:40:22,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:40:22,788 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:40:22,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i [2022-11-22 01:40:25,879 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:40:26,319 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:40:26,320 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_bad.i [2022-11-22 01:40:26,340 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/e269a231e/fa242e9b5f3d4d2caf4fe7cf73bf9dce/FLAG75c725dd7 [2022-11-22 01:40:26,362 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12b12250-a84d-4e81-9081-242adde2c43a/bin/utaipan-g80aRyZoba/data/e269a231e/fa242e9b5f3d4d2caf4fe7cf73bf9dce [2022-11-22 01:40:26,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:40:26,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:40:26,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:40:26,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:40:26,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:40:26,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:26" (1/1) ... [2022-11-22 01:40:26,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ac72aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:26, skipping insertion in model container [2022-11-22 01:40:26,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:26" (1/1) ... [2022-11-22 01:40:26,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:40:26,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:40:26,901 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 01:40:27,337 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) [2022-11-22 01:40:27,345 INFO L158 Benchmark]: Toolchain (without parser) took 974.38ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 52.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 01:40:27,346 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:40:27,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.62ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 52.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 01:40:27,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.62ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 52.4MB in the end (delta: 15.4MB). 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.