./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/Addition01-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/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_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/Addition01-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/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_2e77699c-be58-418f-99ca-2576fe1c4064/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 e906ff424c94fd8ecd254d9c90eef304003360be6e953658a0bc4f90e6c1bab7 --- 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 23:29:40,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:29:40,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:29:40,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:29:40,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:29:40,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:29:40,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:29:40,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:29:40,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:29:40,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:29:40,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:29:40,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:29:40,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:29:40,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:29:40,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:29:40,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:29:40,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:29:40,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:29:40,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:29:40,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:29:40,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:29:40,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:29:40,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:29:40,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:29:40,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:29:40,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:29:40,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:29:40,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:29:40,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:29:40,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:29:40,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:29:40,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:29:40,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:29:40,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:29:40,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:29:40,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:29:40,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:29:40,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:29:40,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:29:40,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:29:40,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:29:40,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:29:40,949 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:29:40,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:29:40,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:29:40,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:29:40,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:29:40,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:29:40,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:29:40,956 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:29:40,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:29:40,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:29:40,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:29:40,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:29:40,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:29:40,958 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:29:40,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:29:40,959 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:29:40,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:29:40,959 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:29:40,960 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:29:40,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:29:40,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:40,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:29:40,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:29:40,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:29:40,961 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:29:40,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:29:40,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:29:40,962 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_2e77699c-be58-418f-99ca-2576fe1c4064/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e906ff424c94fd8ecd254d9c90eef304003360be6e953658a0bc4f90e6c1bab7 [2022-11-21 23:29:41,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:29:41,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:29:41,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:29:41,270 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:29:41,271 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:29:41,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-numeric/Addition01-1.c [2022-11-21 23:29:44,370 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:29:44,559 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:29:44,560 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/sv-benchmarks/c/termination-numeric/Addition01-1.c [2022-11-21 23:29:44,566 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/data/3b4d5986c/a7f2eeeb7afc444f8e8928e4362f1b0b/FLAG9241cd8cd [2022-11-21 23:29:44,580 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/data/3b4d5986c/a7f2eeeb7afc444f8e8928e4362f1b0b [2022-11-21 23:29:44,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:29:44,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:29:44,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:44,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:29:44,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:29:44,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2430cb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44, skipping insertion in model container [2022-11-21 23:29:44,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:29:44,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:29:44,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:44,762 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:29:44,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:44,790 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:29:44,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44 WrapperNode [2022-11-21 23:29:44,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:44,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:44,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:29:44,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:29:44,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,821 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2022-11-21 23:29:44,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:44,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:29:44,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:29:44,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:29:44,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:29:44,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:29:44,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:29:44,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:29:44,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:44" (1/1) ... [2022-11-21 23:29:44,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:44,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:29:44,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:29:44,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:29:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:29:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:29:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:29:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:29:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2022-11-21 23:29:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2022-11-21 23:29:44,976 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:29:44,977 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:29:45,101 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:29:45,116 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:29:45,116 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:29:45,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:29:45 BoogieIcfgContainer [2022-11-21 23:29:45,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:29:45,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:29:45,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:29:45,131 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:29:45,131 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:29:45" (1/1) ... [2022-11-21 23:29:45,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:29:45,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2022-11-21 23:29:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-21 23:29:45,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:29:45,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:29:45,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:29:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:29:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:29:45,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:29:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:29:45,484 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:29:45,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:29:45 ImpRootNode [2022-11-21 23:29:45,517 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:29:45,522 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:29:45,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:29:45,522 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:29:45,523 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:29:45" (3/4) ... [2022-11-21 23:29:45,526 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 23:29:45,589 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:29:45,597 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:29:45,598 INFO L158 Benchmark]: Toolchain (without parser) took 1013.78ms. Allocated memory is still 178.3MB. Free memory was 133.4MB in the beginning and 94.9MB in the end (delta: 38.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,599 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 96.3MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:29:45,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.60ms. Allocated memory is still 178.3MB. Free memory was 133.4MB in the beginning and 123.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.64ms. Allocated memory is still 178.3MB. Free memory was 123.7MB in the beginning and 122.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,600 INFO L158 Benchmark]: Boogie Preprocessor took 17.39ms. Allocated memory is still 178.3MB. Free memory was 122.2MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,601 INFO L158 Benchmark]: RCFGBuilder took 278.38ms. Allocated memory is still 178.3MB. Free memory was 120.9MB in the beginning and 109.0MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,601 INFO L158 Benchmark]: CodeCheck took 397.83ms. Allocated memory is still 178.3MB. Free memory was 109.0MB in the beginning and 97.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,601 INFO L158 Benchmark]: Witness Printer took 75.88ms. Allocated memory is still 178.3MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:29:45,604 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, 33 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 20]: integer overflow possible integer overflow possible We found a FailurePath: [L29] int m = __VERIFIER_nondet_int(); [L30] COND FALSE !(m <= 0) [L33] int n = __VERIFIER_nondet_int(); [L34] COND FALSE !(n <= 0) VAL [m=2147483647, n=1] [L37] CALL addition(m,n) VAL [\old(m)=2147483647, \old(n)=1] [L16] COND FALSE !(n == 0) VAL [\old(m)=2147483647, \old(n)=1, m=2147483647, n=1] [L19] COND TRUE n > 0 VAL [\old(m)=2147483647, \old(n)=1, m=2147483647, n=1] [L20] m+1 VAL [\old(m)=2147483647, \old(n)=1, m=2147483647, n=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 96.3MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.60ms. Allocated memory is still 178.3MB. Free memory was 133.4MB in the beginning and 123.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.64ms. Allocated memory is still 178.3MB. Free memory was 123.7MB in the beginning and 122.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.39ms. Allocated memory is still 178.3MB. Free memory was 122.2MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 278.38ms. Allocated memory is still 178.3MB. Free memory was 120.9MB in the beginning and 109.0MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 397.83ms. Allocated memory is still 178.3MB. Free memory was 109.0MB in the beginning and 97.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 75.88ms. Allocated memory is still 178.3MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 23:29:45,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e77699c-be58-418f-99ca-2576fe1c4064/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)