./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_67_good.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_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/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_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/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_d974ba2a-1311-4d90-bf66-010d786b9048/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 100e529dd5802f4da469efe51a84ae931d44f3f5a400ea29515f7e9c5d4a571a --- 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 22:46:58,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:46:58,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:46:58,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:46:58,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:46:58,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:46:58,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:46:58,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:46:58,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:46:58,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:46:58,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:46:58,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:46:58,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:46:58,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:46:58,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:46:58,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:46:58,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:46:58,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:46:58,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:46:58,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:46:58,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:46:58,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:46:58,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:46:58,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:46:58,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:46:58,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:46:58,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:46:58,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:46:58,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:46:58,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:46:58,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:46:58,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:46:58,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:46:58,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:46:58,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:46:58,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:46:58,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:46:58,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:46:58,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:46:58,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:46:58,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:46:58,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:46:58,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:46:58,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:46:58,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:46:58,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:46:58,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:46:58,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:46:58,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:46:58,489 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:46:58,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:46:58,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:46:58,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:46:58,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:46:58,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:46:58,492 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:46:58,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:46:58,492 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:46:58,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:46:58,493 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:46:58,493 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:46:58,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:46:58,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:58,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:46:58,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:46:58,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:46:58,494 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:46:58,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:46:58,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:46:58,495 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_d974ba2a-1311-4d90-bf66-010d786b9048/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 100e529dd5802f4da469efe51a84ae931d44f3f5a400ea29515f7e9c5d4a571a [2022-11-21 22:46:58,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:46:58,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:46:58,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:46:58,892 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:46:58,892 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:46:58,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_67_good.i [2022-11-21 22:47:01,900 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:47:02,284 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:47:02,285 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_67_good.i [2022-11-21 22:47:02,318 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/data/239f60a4d/72e5acec557a4a33912d95ea5f4839d6/FLAG1ca9ce1b2 [2022-11-21 22:47:02,336 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/data/239f60a4d/72e5acec557a4a33912d95ea5f4839d6 [2022-11-21 22:47:02,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:47:02,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:47:02,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:47:02,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:47:02,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:47:02,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:47:02" (1/1) ... [2022-11-21 22:47:02,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1afacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:02, skipping insertion in model container [2022-11-21 22:47:02,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:47:02" (1/1) ... [2022-11-21 22:47:02,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:47:02,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:47:02,821 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:47:03,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:47:03,380 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:47:03,417 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:47:03,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:47:03,654 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:47:03,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03 WrapperNode [2022-11-21 22:47:03,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:47:03,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:47:03,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:47:03,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:47:03,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,729 INFO L138 Inliner]: procedures = 503, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 94 [2022-11-21 22:47:03,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:47:03,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:47:03,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:47:03,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:47:03,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,772 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:47:03,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:47:03,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:47:03,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:47:03,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:47:03" (1/1) ... [2022-11-21 22:47:03,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:47:03,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:47:03,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:47:03,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:47:03,853 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:47:03,853 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:47:03,853 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:47:03,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:47:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:47:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:47:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:47:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:47:03,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:47:03,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:47:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:47:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:47:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:47:04,030 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:47:04,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:47:04,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:47:04,440 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:47:04,441 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:47:04,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:47:04 BoogieIcfgContainer [2022-11-21 22:47:04,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:47:04,445 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:47:04,445 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:47:04,456 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:47:04,457 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:47:04" (1/1) ... [2022-11-21 22:47:04,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:47:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-11-21 22:47:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-11-21 22:47:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:47:04,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:04,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,186 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 22:47:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:05,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-21 22:47:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-21 22:47:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:47:05,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,397 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 22:47:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-21 22:47:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-21 22:47:05,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:47:05,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:05,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,619 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 22:47:05,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:05,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-21 22:47:05,664 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-21 22:47:05,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:47:05,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:05,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,802 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 22:47:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-11-21 22:47:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-11-21 22:47:05,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:47:05,895 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2022-11-21 22:47:05,904 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 22:47:05,933 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:05,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:47:05 ImpRootNode [2022-11-21 22:47:05,940 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:47:05,941 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:47:05,941 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:47:05,941 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:47:05,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:47:04" (3/4) ... [2022-11-21 22:47:05,949 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:47:05,956 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:47:05,956 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:47:05,966 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-11-21 22:47:05,966 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-21 22:47:05,966 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:47:05,967 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:47:06,035 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:47:06,035 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:47:06,042 INFO L158 Benchmark]: Toolchain (without parser) took 3699.01ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 105.6MB in the beginning and 97.8MB in the end (delta: 7.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,042 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 155.2MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:47:06,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1312.36ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 105.6MB in the beginning and 135.1MB in the end (delta: -29.5MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.65ms. Allocated memory is still 186.6MB. Free memory was 135.1MB in the beginning and 132.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,044 INFO L158 Benchmark]: Boogie Preprocessor took 46.99ms. Allocated memory is still 186.6MB. Free memory was 132.2MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,044 INFO L158 Benchmark]: RCFGBuilder took 665.77ms. Allocated memory is still 186.6MB. Free memory was 130.1MB in the beginning and 104.9MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,044 INFO L158 Benchmark]: CodeCheck took 1495.44ms. Allocated memory is still 186.6MB. Free memory was 104.9MB in the beginning and 100.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,045 INFO L158 Benchmark]: Witness Printer took 99.97ms. Allocated memory is still 186.6MB. Free memory was 100.7MB in the beginning and 97.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:06,047 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 3 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 44 mSDtfsCounter, 88 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 312 GetRequests, 301 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 58 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 - PositiveResult [Line: 1589]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1589]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1600]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1600]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 155.2MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1312.36ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 105.6MB in the beginning and 135.1MB in the end (delta: -29.5MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.65ms. Allocated memory is still 186.6MB. Free memory was 135.1MB in the beginning and 132.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.99ms. Allocated memory is still 186.6MB. Free memory was 132.2MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.77ms. Allocated memory is still 186.6MB. Free memory was 130.1MB in the beginning and 104.9MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1495.44ms. Allocated memory is still 186.6MB. Free memory was 104.9MB in the beginning and 100.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 99.97ms. Allocated memory is still 186.6MB. Free memory was 100.7MB in the beginning and 97.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:47:06,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d974ba2a-1311-4d90-bf66-010d786b9048/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 Writing output log to file Ultimate.log Result: TRUE