./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/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_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/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_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/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 b6dfabdcc5f98ccbae393e06f06d77f73327e438beaa2bc55bf708f7ac5c708c --- 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 17:12:28,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:28,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:28,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:28,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:28,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:28,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:28,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:28,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:28,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:28,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:28,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:28,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:28,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:28,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:28,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:28,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:28,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:28,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:28,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:28,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:28,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:28,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:28,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:28,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:28,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:28,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:28,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:28,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:28,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:28,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:28,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:28,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:28,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:28,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:28,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:28,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:28,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:28,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:28,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:28,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:28,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:12:28,888 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:28,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:28,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:28,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:28,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:28,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:28,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:28,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:12:28,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:12:28,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:28,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:28,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:28,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:28,892 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:12:28,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:28,892 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:28,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:28,893 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:28,893 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:28,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:28,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:28,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:28,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:28,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:28,894 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:12:28,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:12:28,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:28,895 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_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6dfabdcc5f98ccbae393e06f06d77f73327e438beaa2bc55bf708f7ac5c708c [2022-11-20 17:12:29,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:29,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:29,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:29,173 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:29,174 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:29,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_04_good.i [2022-11-20 17:12:32,257 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:32,635 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:32,636 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_04_good.i [2022-11-20 17:12:32,665 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/data/8ccc8d6d5/6895a0c08a404f6ebff4a525197469a4/FLAG6b296c0df [2022-11-20 17:12:32,682 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/data/8ccc8d6d5/6895a0c08a404f6ebff4a525197469a4 [2022-11-20 17:12:32,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:32,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:32,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:32,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:32,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:32,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:32" (1/1) ... [2022-11-20 17:12:32,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2243b160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:32, skipping insertion in model container [2022-11-20 17:12:32,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:32" (1/1) ... [2022-11-20 17:12:32,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:32,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:33,175 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:33,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:33,775 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:33,852 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:34,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:34,114 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:34,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34 WrapperNode [2022-11-20 17:12:34,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:34,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:34,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:34,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:34,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,184 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 79 [2022-11-20 17:12:34,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:34,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:34,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:34,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:34,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,218 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:34,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:34,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:34,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:34,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:34,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:34,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:34,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:12:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:12:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:12:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:12:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:12:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:12:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:12:34,580 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:34,582 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:34,853 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:34,927 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:34,928 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:12:34,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:34 BoogieIcfgContainer [2022-11-20 17:12:34,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:34,941 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:34,941 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:34,951 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:34,952 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:34" (1/1) ... [2022-11-20 17:12:34,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:12:35,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-20 17:12:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-20 17:12:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:12:35,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,302 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 17:12:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-11-20 17:12:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-20 17:12:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:12:35,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,562 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 17:12:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 52 transitions. [2022-11-20 17:12:35,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-20 17:12:35,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:12:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,722 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 17:12:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 49 transitions. [2022-11-20 17:12:35,897 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-20 17:12:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:12:35,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,946 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 17:12:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 48 transitions. [2022-11-20 17:12:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-20 17:12:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:12:35,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:36,093 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 17:12:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 42 transitions. [2022-11-20 17:12:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-11-20 17:12:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:12:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:36,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:36,210 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 17:12:36,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 41 transitions. [2022-11-20 17:12:36,530 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-11-20 17:12:36,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:12:36,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:36,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:36,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 36 states and 45 transitions. [2022-11-20 17:12:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-11-20 17:12:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:12:36,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:36,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:36,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 37 states and 46 transitions. [2022-11-20 17:12:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-11-20 17:12:36,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:12:36,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:36,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:12:37,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:37,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 31 states and 36 transitions. [2022-11-20 17:12:37,133 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-20 17:12:37,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:12:37,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:37,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 31 states and 35 transitions. [2022-11-20 17:12:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-11-20 17:12:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:12:37,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:37,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 30 states and 34 transitions. [2022-11-20 17:12:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-20 17:12:37,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:12:37,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:37,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:12:37,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:37,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 29 states and 33 transitions. [2022-11-20 17:12:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-20 17:12:37,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:12:37,808 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-20 17:12:37,822 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:12:37,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:12:37,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:12:37 ImpRootNode [2022-11-20 17:12:37,958 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:12:37,958 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:12:37,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:12:37,959 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:12:37,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:34" (3/4) ... [2022-11-20 17:12:37,963 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:12:37,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:12:37,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:12:37,973 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-20 17:12:37,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 17:12:37,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:12:37,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:12:38,039 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:12:38,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:12:38,040 INFO L158 Benchmark]: Toolchain (without parser) took 5350.68ms. Allocated memory was 127.9MB in the beginning and 199.2MB in the end (delta: 71.3MB). Free memory was 63.0MB in the beginning and 165.5MB in the end (delta: -102.6MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,041 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:38,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1421.29ms. Allocated memory was 127.9MB in the beginning and 199.2MB in the end (delta: 71.3MB). Free memory was 62.7MB in the beginning and 129.7MB in the end (delta: -67.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.28ms. Allocated memory is still 199.2MB. Free memory was 129.7MB in the beginning and 126.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,042 INFO L158 Benchmark]: Boogie Preprocessor took 37.53ms. Allocated memory is still 199.2MB. Free memory was 126.6MB in the beginning and 125.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:38,043 INFO L158 Benchmark]: RCFGBuilder took 716.74ms. Allocated memory is still 199.2MB. Free memory was 125.0MB in the beginning and 108.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,043 INFO L158 Benchmark]: CodeCheck took 3017.59ms. Allocated memory is still 199.2MB. Free memory was 108.2MB in the beginning and 71.9MB in the end (delta: 36.3MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,043 INFO L158 Benchmark]: Witness Printer took 81.31ms. Allocated memory is still 199.2MB. Free memory was 71.9MB in the beginning and 165.5MB in the end (delta: -93.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:38,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1098 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 238 mSDsluCounter, 711 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 234 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 903 IncrementalHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 234 mSolverCounterUnsat, 577 mSDtfsCounter, 903 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1771 GetRequests, 1708 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1283 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 50/50 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: 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: 1644]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1421.29ms. Allocated memory was 127.9MB in the beginning and 199.2MB in the end (delta: 71.3MB). Free memory was 62.7MB in the beginning and 129.7MB in the end (delta: -67.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.28ms. Allocated memory is still 199.2MB. Free memory was 129.7MB in the beginning and 126.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.53ms. Allocated memory is still 199.2MB. Free memory was 126.6MB in the beginning and 125.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 716.74ms. Allocated memory is still 199.2MB. Free memory was 125.0MB in the beginning and 108.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3017.59ms. Allocated memory is still 199.2MB. Free memory was 108.2MB in the beginning and 71.9MB in the end (delta: 36.3MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Witness Printer took 81.31ms. Allocated memory is still 199.2MB. Free memory was 71.9MB in the beginning and 165.5MB in the end (delta: -93.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:12:38,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fdb828-df55-431f-9ea5-f60e9ba5ebf1/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