./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ --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 58013d922b6ea61b441d7b9812a4ff6f833ad15cea27fa85e4b4fc2ce4889815 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:18:39,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:18:39,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:18:39,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:18:39,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:18:39,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:18:39,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:18:39,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:18:39,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:18:39,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:18:39,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:18:39,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:18:39,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:18:39,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:18:39,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:18:39,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:18:39,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:18:39,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:18:39,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:18:39,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:18:39,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:18:39,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:18:39,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:18:39,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:18:39,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:18:39,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:18:39,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:18:39,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:18:39,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:18:39,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:18:39,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:18:39,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:18:39,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:18:39,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:18:39,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:18:39,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:18:39,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:18:39,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:18:39,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:18:39,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:18:39,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:18:39,687 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:18:39,726 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:18:39,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:18:39,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:18:39,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:18:39,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:18:39,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:18:39,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:18:39,729 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:18:39,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:18:39,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:18:39,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:18:39,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:18:39,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:18:39,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:18:39,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:18:39,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:18:39,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:18:39,732 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:18:39,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:18:39,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:18:39,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:39,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:18:39,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:18:39,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:18:39,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:18:39,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:18:39,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:18:39,735 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_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58013d922b6ea61b441d7b9812a4ff6f833ad15cea27fa85e4b4fc2ce4889815 [2022-11-20 17:18:39,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:18:40,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:18:40,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:18:40,018 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:18:40,018 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:18:40,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i [2022-11-20 17:18:43,310 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:18:43,708 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:18:43,709 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i [2022-11-20 17:18:43,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/data/074489424/e04f47358b5745c383293335176ead20/FLAG07a7531f4 [2022-11-20 17:18:43,748 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/data/074489424/e04f47358b5745c383293335176ead20 [2022-11-20 17:18:43,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:18:43,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:18:43,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:43,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:18:43,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:18:43,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:43" (1/1) ... [2022-11-20 17:18:43,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71cdfd87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:43, skipping insertion in model container [2022-11-20 17:18:43,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:43" (1/1) ... [2022-11-20 17:18:43,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:18:43,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:18:44,229 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:18:44,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:44,770 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:18:44,806 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:18:44,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:45,086 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:18:45,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45 WrapperNode [2022-11-20 17:18:45,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:45,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:45,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:18:45,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:18:45,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,160 INFO L138 Inliner]: procedures = 504, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-11-20 17:18:45,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:45,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:18:45,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:18:45,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:18:45,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:18:45,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:18:45,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:18:45,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:18:45,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:45,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:18:45,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:18:45,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:18:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:18:45,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:18:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:18:45,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:18:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:18:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-20 17:18:45,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-20 17:18:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:18:45,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:18:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:18:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:18:45,576 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:18:45,592 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:18:45,875 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:18:45,969 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:18:45,969 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:18:45,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:45 BoogieIcfgContainer [2022-11-20 17:18:45,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:18:45,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:18:45,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:18:45,984 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:18:45,985 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:45" (1/1) ... [2022-11-20 17:18:45,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:18:46,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-11-20 17:18:46,065 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-20 17:18:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:18:46,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:46,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 42 transitions. [2022-11-20 17:18:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-11-20 17:18:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:18:46,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 43 transitions. [2022-11-20 17:18:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-11-20 17:18:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:18:46,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 45 transitions. [2022-11-20 17:18:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-11-20 17:18:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:18:46,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 46 transitions. [2022-11-20 17:18:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-11-20 17:18:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:18:47,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:47,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 41 transitions. [2022-11-20 17:18:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2022-11-20 17:18:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:18:47,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:47,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:18:47,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 40 transitions. [2022-11-20 17:18:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-20 17:18:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:18:47,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:47,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-11-20 17:18:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-20 17:18:49,201 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:18:49,201 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2022-11-20 17:18:49,210 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-20 17:18:49,346 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:18:49,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:18:49 ImpRootNode [2022-11-20 17:18:49,353 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:18:49,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:18:49,354 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:18:49,354 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:18:49,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:45" (3/4) ... [2022-11-20 17:18:49,363 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:18:49,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:18:49,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:18:49,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-20 17:18:49,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-20 17:18:49,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 17:18:49,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:18:49,378 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:18:49,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:18:49,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:18:49,421 INFO L158 Benchmark]: Toolchain (without parser) took 5668.82ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 86.3MB in the beginning and 75.1MB in the end (delta: 11.3MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,422 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:49,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1334.09ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.01ms. Allocated memory is still 134.2MB. Free memory was 66.8MB in the beginning and 63.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,423 INFO L158 Benchmark]: Boogie Preprocessor took 45.43ms. Allocated memory is still 134.2MB. Free memory was 63.8MB in the beginning and 61.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,424 INFO L158 Benchmark]: RCFGBuilder took 764.74ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 61.7MB in the beginning and 135.8MB in the end (delta: -74.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,424 INFO L158 Benchmark]: CodeCheck took 3379.56ms. Allocated memory is still 182.5MB. Free memory was 135.8MB in the beginning and 78.1MB in the end (delta: 57.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,424 INFO L158 Benchmark]: Witness Printer took 67.62ms. Allocated memory is still 182.5MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,426 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 236 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 117 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 325 IncrementalHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 117 mSolverCounterUnsat, 109 mSDtfsCounter, 325 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 788 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 7/7 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: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: 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: 1576]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1334.09ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.01ms. Allocated memory is still 134.2MB. Free memory was 66.8MB in the beginning and 63.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.43ms. Allocated memory is still 134.2MB. Free memory was 63.8MB in the beginning and 61.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.74ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 61.7MB in the beginning and 135.8MB in the end (delta: -74.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3379.56ms. Allocated memory is still 182.5MB. Free memory was 135.8MB in the beginning and 78.1MB in the end (delta: 57.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. * Witness Printer took 67.62ms. Allocated memory is still 182.5MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:18:49,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6c6b46-dc16-4175-9579-bbf0afef3424/bin/ukojak-pZX7IvK2PQ/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