./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_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_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ff06313c85074f5b14d885a8651cc5358eb0d923759ff849107fa9c244bd1b7 --- 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 [2022-11-21 22:54:51,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:54:51,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:54:51,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:54:51,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:54:51,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:54:51,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:54:51,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:54:51,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:54:51,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:54:51,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:54:51,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:54:51,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:54:51,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:54:51,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:54:51,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:54:51,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:54:51,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:54:51,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:54:51,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:54:51,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:54:51,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:54:51,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:54:51,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:54:51,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:54:51,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:54:51,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:54:51,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:54:51,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:54:51,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:54:51,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:54:51,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:54:51,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:54:51,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:54:51,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:54:51,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:54:51,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:54:51,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:54:51,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:54:51,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:54:51,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:54:51,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:54:51,250 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:54:51,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:54:51,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:54:51,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:54:51,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:54:51,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:54:51,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:54:51,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:54:51,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:54:51,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:54:51,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:54:51,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:54:51,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:54:51,254 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:54:51,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:54:51,258 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:54:51,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:54:51,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:54:51,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:54:51,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:54:51,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:54:51,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:54:51,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:54:51,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:54:51,260 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:54:51,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:54:51,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:54:51,261 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_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff06313c85074f5b14d885a8651cc5358eb0d923759ff849107fa9c244bd1b7 [2022-11-21 22:54:51,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:54:51,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:54:51,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:54:51,598 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:54:51,598 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:54:51,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i [2022-11-21 22:54:54,685 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:54:55,070 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:54:55,071 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i [2022-11-21 22:54:55,104 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/8223064e8/a6baf55b87494c5d934ea56ee77944d5/FLAG1ca23859d [2022-11-21 22:54:55,119 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/8223064e8/a6baf55b87494c5d934ea56ee77944d5 [2022-11-21 22:54:55,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:54:55,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:54:55,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:55,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:54:55,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:54:55,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:55" (1/1) ... [2022-11-21 22:54:55,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eab9105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:55, skipping insertion in model container [2022-11-21 22:54:55,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:55" (1/1) ... [2022-11-21 22:54:55,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:54:55,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:54:55,654 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:56,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:56,372 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:54:56,410 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:56,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:56,647 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:54:56,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56 WrapperNode [2022-11-21 22:54:56,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:56,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:56,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:54:56,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:54:56,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,745 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2022-11-21 22:54:56,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:56,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:54:56,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:54:56,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:54:56,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,798 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:54:56,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:54:56,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:54:56,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:54:56,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:56" (1/1) ... [2022-11-21 22:54:56,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:54:56,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:54:56,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:54:56,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:54:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:54:56,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:54:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:54:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:54:56,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:54:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:54:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:54:57,152 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:54:57,154 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:54:57,322 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:54:57,433 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:54:57,433 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:54:57,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:57 BoogieIcfgContainer [2022-11-21 22:54:57,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:54:57,437 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:54:57,437 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:54:57,449 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:54:57,449 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:57" (1/1) ... [2022-11-21 22:54:57,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:54:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:54:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:54:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:54:57,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:57,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:54:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2022-11-21 22:54:58,112 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-21 22:54:58,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:54:58,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:58,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:54:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:58,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-11-21 22:54:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-11-21 22:54:58,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:54:58,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:58,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:54:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:58,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2022-11-21 22:54:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-11-21 22:54:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:54:58,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:58,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:58,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:54:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-21 22:54:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-21 22:54:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:54:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:54:58,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:54:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:54:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:54:58,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:54:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:54:58,955 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-11-21 22:54:59,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:54:59 ImpRootNode [2022-11-21 22:54:59,016 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:54:59,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:54:59,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:54:59,017 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:54:59,018 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:57" (3/4) ... [2022-11-21 22:54:59,021 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 22:54:59,021 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:54:59,022 INFO L158 Benchmark]: Toolchain (without parser) took 3897.84ms. Allocated memory is still 182.5MB. Free memory was 134.2MB in the beginning and 134.0MB in the end (delta: 230.2kB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,023 INFO L158 Benchmark]: CDTParser took 1.41ms. Allocated memory is still 138.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:54:59,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1519.51ms. Allocated memory is still 182.5MB. Free memory was 133.4MB in the beginning and 71.3MB in the end (delta: 62.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.51ms. Allocated memory is still 182.5MB. Free memory was 71.3MB in the beginning and 68.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,025 INFO L158 Benchmark]: Boogie Preprocessor took 58.86ms. Allocated memory is still 182.5MB. Free memory was 68.4MB in the beginning and 66.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,025 INFO L158 Benchmark]: RCFGBuilder took 629.03ms. Allocated memory is still 182.5MB. Free memory was 66.3MB in the beginning and 137.6MB in the end (delta: -71.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,026 INFO L158 Benchmark]: CodeCheck took 1579.79ms. Allocated memory is still 182.5MB. Free memory was 137.6MB in the beginning and 135.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-21 22:54:59,027 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 134.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:54:59,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 24 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85 IncrementalHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 24 mSDtfsCounter, 85 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 244 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - 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 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)=12, argc=12, argv={14:13}, argv={14:13}, 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 CWE191_Integer_Underflow__int_rand_multiply_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=-2147483648, 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=-2147483648, 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=-2147483648, 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] [L1559] COND TRUE data < 0 VAL [data=-2147483648, 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] [L1561] data * 2 VAL [data=-2147483648, 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41ms. Allocated memory is still 138.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1519.51ms. Allocated memory is still 182.5MB. Free memory was 133.4MB in the beginning and 71.3MB in the end (delta: 62.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.51ms. Allocated memory is still 182.5MB. Free memory was 71.3MB in the beginning and 68.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.86ms. Allocated memory is still 182.5MB. Free memory was 68.4MB in the beginning and 66.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.03ms. Allocated memory is still 182.5MB. Free memory was 66.3MB in the beginning and 137.6MB in the end (delta: -71.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * CodeCheck took 1579.79ms. Allocated memory is still 182.5MB. Free memory was 137.6MB in the beginning and 135.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 134.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 22:54:59,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ff06313c85074f5b14d885a8651cc5358eb0d923759ff849107fa9c244bd1b7 --- 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 [2022-11-21 22:55:01,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:55:01,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:55:01,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:55:01,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:55:01,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:55:01,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:55:01,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:55:01,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:55:01,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:55:01,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:55:01,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:55:01,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:55:01,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:55:01,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:55:01,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:55:01,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:55:01,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:55:01,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:55:01,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:55:01,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:55:01,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:55:01,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:55:01,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:55:01,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:55:01,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:55:01,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:55:01,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:55:01,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:55:01,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:55:01,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:55:01,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:55:01,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:55:01,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:55:01,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:55:01,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:55:01,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:55:01,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:55:01,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:55:01,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:55:01,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:55:01,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:55:01,727 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:55:01,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:55:01,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:55:01,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:55:01,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:55:01,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:55:01,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:55:01,732 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:55:01,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:55:01,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:55:01,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:55:01,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:55:01,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:55:01,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:55:01,735 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:55:01,735 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:55:01,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:55:01,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:55:01,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:55:01,736 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:55:01,736 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:55:01,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:55:01,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:55:01,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:55:01,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:55:01,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:55:01,737 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:55:01,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:55:01,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:55:01,738 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:55:01,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:55:01,738 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_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff06313c85074f5b14d885a8651cc5358eb0d923759ff849107fa9c244bd1b7 [2022-11-21 22:55:02,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:55:02,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:55:02,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:55:02,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:55:02,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:55:02,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i [2022-11-21 22:55:05,287 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:55:05,726 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:55:05,728 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_bad.i [2022-11-21 22:55:05,759 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/15e844a59/f3b4a11aad8f476f95ce6c9252f84c3b/FLAGf1f854626 [2022-11-21 22:55:05,779 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f188ed65-2794-4ffd-81e4-9634281532a8/bin/ukojak-jW3SillKbg/data/15e844a59/f3b4a11aad8f476f95ce6c9252f84c3b [2022-11-21 22:55:05,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:55:05,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:55:05,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:55:05,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:55:05,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:55:05,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:55:05" (1/1) ... [2022-11-21 22:55:05,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b16bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:55:05, skipping insertion in model container [2022-11-21 22:55:05,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:55:05" (1/1) ... [2022-11-21 22:55:05,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:55:05,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:55:06,287 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:55:06,590 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) [2022-11-21 22:55:06,598 INFO L158 Benchmark]: Toolchain (without parser) took 813.46ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 51.3MB in the end (delta: -2.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-21 22:55:06,600 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:55:06,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.13ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 51.3MB in the end (delta: -3.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-21 22:55:06,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.13ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 51.3MB in the end (delta: -3.1MB). Peak memory consumption was 17.2MB. 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.