./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4 --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 fcff98ef51e3b09131273b34f1e7e992e7f5c9a8509de788567aa68bc3d1cb7e --- 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-2329fc7 [2022-12-15 03:10:09,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:10:09,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:10:09,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:10:09,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:10:09,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:10:09,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:10:09,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:10:09,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:10:09,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:10:09,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:10:09,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:10:09,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:10:09,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:10:09,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:10:09,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:10:09,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:10:09,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:10:09,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:10:09,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:10:09,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:10:09,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:10:09,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:10:09,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:10:09,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:10:09,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:10:09,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:10:09,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:10:09,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:10:09,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:10:09,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:10:09,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:10:09,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:10:09,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:10:09,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:10:09,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:10:09,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:10:09,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:10:09,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:10:09,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:10:09,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:10:09,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:10:09,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:10:09,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:10:09,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:10:09,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:10:09,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:10:09,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:10:09,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:10:09,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:10:09,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:10:09,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:10:09,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:10:09,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:10:09,827 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_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcff98ef51e3b09131273b34f1e7e992e7f5c9a8509de788567aa68bc3d1cb7e [2022-12-15 03:10:10,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:10:10,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:10:10,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:10:10,023 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:10:10,024 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:10:10,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i [2022-12-15 03:10:12,653 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:10:12,908 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:10:12,908 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i [2022-12-15 03:10:12,925 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/data/d577e9408/92096f6c97c148beb83b7b07fb4558ba/FLAGd113aff9e [2022-12-15 03:10:12,939 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/data/d577e9408/92096f6c97c148beb83b7b07fb4558ba [2022-12-15 03:10:12,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:10:12,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:10:12,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:10:12,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:10:12,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:10:12,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:10:12" (1/1) ... [2022-12-15 03:10:12,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2313930f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:12, skipping insertion in model container [2022-12-15 03:10:12,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:10:12" (1/1) ... [2022-12-15 03:10:12,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:10:13,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:10:13,261 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:10:13,566 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:10:13,572 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:10:13,574 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:10:13,576 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:10:13,577 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:10:13,614 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:10:13,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:10:13,625 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:10:13,643 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:10:13,691 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:10:13,693 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:10:13,694 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:10:13,696 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:10:13,697 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:10:13,708 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:10:13,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:10:13,796 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:10:13,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13 WrapperNode [2022-12-15 03:10:13,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:10:13,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:10:13,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:10:13,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:10:13,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,837 INFO L138 Inliner]: procedures = 503, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-12-15 03:10:13,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:10:13,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:10:13,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:10:13,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:10:13,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,854 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:10:13,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:10:13,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:10:13,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:10:13,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:13" (1/1) ... [2022-12-15 03:10:13,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:10:13,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:10:13,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:10:13,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:10:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 03:10:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 03:10:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 03:10:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 03:10:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-12-15 03:10:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-12-15 03:10:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:10:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:10:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:10:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2022-12-15 03:10:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2022-12-15 03:10:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 03:10:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:10:14,012 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:10:14,014 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:10:14,213 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:10:14,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:10:14,319 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 03:10:14,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:10:14 BoogieIcfgContainer [2022-12-15 03:10:14,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:10:14,322 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:10:14,322 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:10:14,330 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:10:14,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:10:14" (1/1) ... [2022-12-15 03:10:14,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:10:14,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2022-12-15 03:10:14,386 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2022-12-15 03:10:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:10:14,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:14,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:10:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2022-12-15 03:10:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-12-15 03:10:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:10:14,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:14,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:10:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:14,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 83 transitions. [2022-12-15 03:10:14,942 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-12-15 03:10:14,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:10:14,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:14,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 03:10:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 80 transitions. [2022-12-15 03:10:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-12-15 03:10:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:10:15,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 03:10:15,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 79 transitions. [2022-12-15 03:10:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-12-15 03:10:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:10:15,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 03:10:15,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 78 transitions. [2022-12-15 03:10:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-12-15 03:10:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 03:10:15,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,605 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:10:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 77 transitions. [2022-12-15 03:10:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-12-15 03:10:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:10:15,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 03:10:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 84 transitions. [2022-12-15 03:10:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-12-15 03:10:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-15 03:10:15,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 03:10:15,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 92 transitions. [2022-12-15 03:10:15,970 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-12-15 03:10:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 03:10:15,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:15,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-15 03:10:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 72 transitions. [2022-12-15 03:10:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-12-15 03:10:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 03:10:16,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:16,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 03:10:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 71 transitions. [2022-12-15 03:10:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-12-15 03:10:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 03:10:16,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:16,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:16,489 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 03:10:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:16,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 70 transitions. [2022-12-15 03:10:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-15 03:10:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 03:10:16,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:16,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:16,678 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 03:10:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 55 states and 69 transitions. [2022-12-15 03:10:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-12-15 03:10:16,800 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:10:16,800 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 03:10:16,808 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:10:16,906 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:10:16,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:10:16 ImpRootNode [2022-12-15 03:10:16,910 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:10:16,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:10:16,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:10:16,911 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:10:16,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:10:14" (3/4) ... [2022-12-15 03:10:16,913 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:10:16,917 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 03:10:16,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2022-12-15 03:10:16,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 03:10:16,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-12-15 03:10:16,921 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-12-15 03:10:16,921 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:10:16,922 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 03:10:16,922 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:10:16,960 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:10:16,960 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:10:16,961 INFO L158 Benchmark]: Toolchain (without parser) took 4017.52ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.4MB in the beginning and 96.0MB in the end (delta: 15.3MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,961 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:10:16,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.21ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 84.8MB in the end (delta: 26.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.68ms. Allocated memory is still 151.0MB. Free memory was 84.8MB in the beginning and 81.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,962 INFO L158 Benchmark]: Boogie Preprocessor took 20.36ms. Allocated memory is still 151.0MB. Free memory was 81.6MB in the beginning and 79.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,962 INFO L158 Benchmark]: RCFGBuilder took 463.06ms. Allocated memory is still 151.0MB. Free memory was 79.5MB in the beginning and 48.1MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,962 INFO L158 Benchmark]: CodeCheck took 2588.25ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 48.1MB in the beginning and 100.2MB in the end (delta: -52.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:10:16,962 INFO L158 Benchmark]: Witness Printer took 49.76ms. Allocated memory is still 182.5MB. Free memory was 100.2MB in the beginning and 96.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:10:16,963 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 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1805 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 274 mSDsluCounter, 1303 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 178 mSDsCounter, 313 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1020 IncrementalHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 313 mSolverCounterUnsat, 1125 mSDtfsCounter, 1020 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3349 GetRequests, 3295 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 699 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 215/220 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.21ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 84.8MB in the end (delta: 26.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.68ms. Allocated memory is still 151.0MB. Free memory was 84.8MB in the beginning and 81.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.36ms. Allocated memory is still 151.0MB. Free memory was 81.6MB in the beginning and 79.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.06ms. Allocated memory is still 151.0MB. Free memory was 79.5MB in the beginning and 48.1MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 2588.25ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 48.1MB in the beginning and 100.2MB in the end (delta: -52.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 49.76ms. Allocated memory is still 182.5MB. Free memory was 100.2MB in the beginning and 96.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:10:16,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecbafa3a-0a54-4737-935a-0a5d2d6603a4/bin/ukojak-rkRKPMF4O4/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