./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_12_good.i --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_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/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_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/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_017cd1f8-07a0-43fe-8f69-35a649c204da/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 7573bf9ec81d23326424c85326ee27e8898b26b8dfd07dec631c068f4acff949 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:42:37,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:42:37,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:42:37,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:42:37,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:42:37,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:42:37,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:42:37,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:42:37,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:42:37,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:42:37,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:42:37,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:42:37,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:42:37,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:42:37,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:42:37,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:42:37,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:42:37,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:42:37,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:42:37,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:42:37,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:42:37,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:42:37,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:42:37,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:42:37,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:42:37,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:42:37,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:42:37,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:42:37,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:42:37,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:42:37,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:42:37,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:42:37,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:42:37,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:42:37,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:42:37,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:42:37,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:42:37,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:42:37,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:42:37,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:42:37,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:42:37,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:42:37,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:42:37,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:42:37,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:42:37,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:42:37,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:42:37,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:42:37,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:42:37,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:42:37,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:42:37,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:42:37,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:42:37,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:42:37,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:42:37,738 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:42:37,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:42:37,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:42:37,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:42:37,739 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:42:37,740 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:42:37,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:42:37,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:42:37,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:42:37,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:42:37,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:42:37,741 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:42:37,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:42:37,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:42:37,742 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_017cd1f8-07a0-43fe-8f69-35a649c204da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7573bf9ec81d23326424c85326ee27e8898b26b8dfd07dec631c068f4acff949 [2022-11-21 22:42:38,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:42:38,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:42:38,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:42:38,083 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:42:38,084 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:42:38,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_12_good.i [2022-11-21 22:42:41,128 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:42:41,520 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:42:41,523 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_12_good.i [2022-11-21 22:42:41,552 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/data/ac8b281f8/9ab85e37077442b18bd526b56ec6d3cf/FLAGd25dbad0a [2022-11-21 22:42:41,566 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/data/ac8b281f8/9ab85e37077442b18bd526b56ec6d3cf [2022-11-21 22:42:41,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:42:41,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:42:41,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:42:41,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:42:41,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:42:41,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:42:41" (1/1) ... [2022-11-21 22:42:41,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335ad72c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:41, skipping insertion in model container [2022-11-21 22:42:41,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:42:41" (1/1) ... [2022-11-21 22:42:41,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:42:41,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:42:42,055 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:42:42,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:42:42,686 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:42:42,721 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:42:42,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:42:43,015 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:42:43,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43 WrapperNode [2022-11-21 22:42:43,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:42:43,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:42:43,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:42:43,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:42:43,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,080 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 127 [2022-11-21 22:42:43,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:42:43,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:42:43,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:42:43,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:42:43,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,111 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:42:43,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:42:43,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:42:43,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:42:43,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:42:43,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:42:43,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:42:43,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:42:43,219 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:42:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:42:43,219 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-21 22:42:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-21 22:42:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:42:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:42:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:42:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:42:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:42:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:42:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:42:43,454 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:42:43,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:42:43,749 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:42:43,884 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:42:43,884 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:42:43,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:42:43 BoogieIcfgContainer [2022-11-21 22:42:43,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:42:43,888 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:42:43,888 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:42:43,898 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:42:43,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:42:43" (1/1) ... [2022-11-21 22:42:43,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:42:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-11-21 22:42:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-21 22:42:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:42:43,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:43,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:42:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2022-11-21 22:42:44,507 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-11-21 22:42:44,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:42:44,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:44,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:42:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-21 22:42:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-21 22:42:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:42:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:44,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:42:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 57 transitions. [2022-11-21 22:42:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-21 22:42:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:42:45,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:45,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:42:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 56 transitions. [2022-11-21 22:42:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-21 22:42:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:42:45,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:45,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:42:46,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 55 transitions. [2022-11-21 22:42:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 22:42:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:42:46,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:46,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:42:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:46,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 54 transitions. [2022-11-21 22:42:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 22:42:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:42:46,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:46,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:42:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 53 transitions. [2022-11-21 22:42:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-11-21 22:42:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:42:46,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:46,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:42:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 52 transitions. [2022-11-21 22:42:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-21 22:42:46,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:42:46,525 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-21 22:42:46,533 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:42:46,583 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:42:46,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:42:46 ImpRootNode [2022-11-21 22:42:46,589 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:42:46,590 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:42:46,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:42:46,590 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:42:46,591 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:42:43" (3/4) ... [2022-11-21 22:42:46,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:42:46,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:42:46,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-21 22:42:46,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:42:46,623 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 22:42:46,623 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 22:42:46,624 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:42:46,624 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:42:46,711 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:42:46,711 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:42:46,712 INFO L158 Benchmark]: Toolchain (without parser) took 5142.00ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 119.5MB in the beginning and 118.5MB in the end (delta: 1.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,713 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:42:46,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1445.00ms. Allocated memory is still 151.0MB. Free memory was 119.5MB in the beginning and 105.4MB in the end (delta: 14.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.40ms. Allocated memory is still 151.0MB. Free memory was 105.4MB in the beginning and 101.9MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,715 INFO L158 Benchmark]: Boogie Preprocessor took 34.92ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 99.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,716 INFO L158 Benchmark]: RCFGBuilder took 770.55ms. Allocated memory is still 151.0MB. Free memory was 99.8MB in the beginning and 69.9MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,716 INFO L158 Benchmark]: CodeCheck took 2701.43ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 69.9MB in the beginning and 122.6MB in the end (delta: -52.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:42:46,716 INFO L158 Benchmark]: Witness Printer took 121.59ms. Allocated memory is still 197.1MB. Free memory was 122.6MB in the beginning and 118.5MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:42:46,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 48 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 519 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 328 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 309 IncrementalHoareTripleChecker+Invalid, 432 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 286 mSDtfsCounter, 309 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1162 GetRequests, 1142 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 264 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 64/64 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: 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: 1626]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1445.00ms. Allocated memory is still 151.0MB. Free memory was 119.5MB in the beginning and 105.4MB in the end (delta: 14.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.40ms. Allocated memory is still 151.0MB. Free memory was 105.4MB in the beginning and 101.9MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.92ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 99.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.55ms. Allocated memory is still 151.0MB. Free memory was 99.8MB in the beginning and 69.9MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 2701.43ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 69.9MB in the beginning and 122.6MB in the end (delta: -52.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 121.59ms. Allocated memory is still 197.1MB. Free memory was 122.6MB in the beginning and 118.5MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:42:46,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cd1f8-07a0-43fe-8f69-35a649c204da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE