./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_07_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_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/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_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/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_2cf92d51-9004-424e-87bd-b959a1ea6a5f/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 7ade36e45de7a10335fd3b5133506f3ec88d76edc7bcfc61650855d4ed81c604 --- 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 16:45:46,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:45:46,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:45:46,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:45:46,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:45:46,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:45:46,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:45:46,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:45:46,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:45:46,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:45:46,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:45:46,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:45:46,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:45:46,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:45:46,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:45:46,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:45:46,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:45:46,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:45:46,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:45:46,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:45:46,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:45:46,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:45:46,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:45:46,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:45:46,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:45:46,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:45:46,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:45:46,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:45:46,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:45:46,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:45:46,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:45:46,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:45:46,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:45:46,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:45:46,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:45:46,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:45:46,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:45:46,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:45:46,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:45:46,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:45:46,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:45:46,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:45:46,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:45:46,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:45:46,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:45:46,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:45:46,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:45:46,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:45:46,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:45:46,807 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:45:46,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:45:46,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:45:46,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:45:46,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:45:46,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:45:46,810 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:45:46,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:45:46,810 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:45:46,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:45:46,811 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:45:46,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:45:46,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:45:46,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:45:46,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:45:46,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:45:46,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:45:46,813 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:45:46,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:45:46,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:45:46,814 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_2cf92d51-9004-424e-87bd-b959a1ea6a5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ade36e45de7a10335fd3b5133506f3ec88d76edc7bcfc61650855d4ed81c604 [2022-11-20 16:45:47,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:45:47,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:45:47,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:45:47,171 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:45:47,172 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:45:47,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_07_good.i [2022-11-20 16:45:50,282 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:45:50,749 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:45:50,750 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_07_good.i [2022-11-20 16:45:50,792 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/data/283b4eb68/19ae6bc9c39f40c686658186aadacf34/FLAGa56bfaa2d [2022-11-20 16:45:50,815 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/data/283b4eb68/19ae6bc9c39f40c686658186aadacf34 [2022-11-20 16:45:50,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:45:50,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:45:50,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:45:50,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:45:50,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:45:50,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:45:50" (1/1) ... [2022-11-20 16:45:50,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59495948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:50, skipping insertion in model container [2022-11-20 16:45:50,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:45:50" (1/1) ... [2022-11-20 16:45:50,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:45:50,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:45:51,348 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:45:51,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:45:51,883 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:45:51,904 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:45:51,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:45:52,078 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:45:52,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52 WrapperNode [2022-11-20 16:45:52,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:45:52,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:45:52,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:45:52,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:45:52,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,166 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2022-11-20 16:45:52,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:45:52,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:45:52,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:45:52,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:45:52,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,194 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:45:52,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:45:52,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:45:52,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:45:52,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:52" (1/1) ... [2022-11-20 16:45:52,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:45:52,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:45:52,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:45:52,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:45:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:45:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:45:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:45:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:45:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:45:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:45:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:45:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:45:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:45:52,527 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:45:52,535 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:45:52,924 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:45:53,118 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:45:53,124 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:45:53,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:53 BoogieIcfgContainer [2022-11-20 16:45:53,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:45:53,128 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:45:53,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:45:53,139 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:45:53,139 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:53" (1/1) ... [2022-11-20 16:45:53,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:45:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 16:45:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 16:45:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:45:53,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:53,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:53,597 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 16:45:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 16:45:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 16:45:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:45:53,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:53,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:53,799 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 16:45:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 16:45:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 16:45:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:45:53,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:53,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,038 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 16:45:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 16:45:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 16:45:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:45:54,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,253 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 16:45:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-20 16:45:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-20 16:45:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:45:54,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,412 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 16:45:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 46 states and 63 transitions. [2022-11-20 16:45:54,494 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2022-11-20 16:45:54,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:45:54,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,595 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 16:45:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2022-11-20 16:45:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2022-11-20 16:45:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:45:54,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,734 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 16:45:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 74 transitions. [2022-11-20 16:45:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2022-11-20 16:45:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:45:54,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:54,857 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 16:45:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 78 transitions. [2022-11-20 16:45:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-11-20 16:45:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:45:54,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,014 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 16:45:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 77 transitions. [2022-11-20 16:45:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-11-20 16:45:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:45:55,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,183 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 16:45:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 76 transitions. [2022-11-20 16:45:55,289 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-20 16:45:55,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:45:55,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,334 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 16:45:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 73 transitions. [2022-11-20 16:45:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 16:45:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:45:55,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,664 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 16:45:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 72 transitions. [2022-11-20 16:45:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-20 16:45:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:45:55,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,750 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 16:45:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 51 transitions. [2022-11-20 16:45:56,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 16:45:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:45:56,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:56,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:56,138 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 16:45:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 39 states and 50 transitions. [2022-11-20 16:45:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 16:45:56,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:45:56,385 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-20 16:45:56,392 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:45:56,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:45:56,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:45:56 ImpRootNode [2022-11-20 16:45:56,496 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:45:56,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:45:56,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:45:56,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:45:56,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:53" (3/4) ... [2022-11-20 16:45:56,501 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:45:56,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:45:56,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:45:56,514 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 16:45:56,515 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 16:45:56,515 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:45:56,516 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:45:56,573 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:45:56,574 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:45:56,574 INFO L158 Benchmark]: Toolchain (without parser) took 5752.02ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 138.7MB in the beginning and 166.6MB in the end (delta: -27.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,575 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 174.1MB. Free memory was 146.2MB in the beginning and 146.0MB in the end (delta: 138.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:45:56,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1253.47ms. Allocated memory is still 174.1MB. Free memory was 138.3MB in the beginning and 79.1MB in the end (delta: 59.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.99ms. Allocated memory is still 174.1MB. Free memory was 79.1MB in the beginning and 75.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,576 INFO L158 Benchmark]: Boogie Preprocessor took 32.61ms. Allocated memory is still 174.1MB. Free memory was 75.4MB in the beginning and 73.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:45:56,577 INFO L158 Benchmark]: RCFGBuilder took 927.00ms. Allocated memory is still 174.1MB. Free memory was 73.7MB in the beginning and 112.2MB in the end (delta: -38.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,577 INFO L158 Benchmark]: CodeCheck took 3368.21ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 111.4MB in the beginning and 170.7MB in the end (delta: -59.3MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,577 INFO L158 Benchmark]: Witness Printer took 76.92ms. Allocated memory is still 232.8MB. Free memory was 170.7MB in the beginning and 166.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:45:56,580 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1400 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 430 mSDsluCounter, 867 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 236 mSDsCounter, 259 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1202 IncrementalHoareTripleChecker+Invalid, 1461 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 259 mSolverCounterUnsat, 631 mSDtfsCounter, 1202 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2202 GetRequests, 2144 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 229 ConstructedInterpolants, 0 QuantifiedInterpolants, 455 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 16/16 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: 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: 1651]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 174.1MB. Free memory was 146.2MB in the beginning and 146.0MB in the end (delta: 138.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1253.47ms. Allocated memory is still 174.1MB. Free memory was 138.3MB in the beginning and 79.1MB in the end (delta: 59.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.99ms. Allocated memory is still 174.1MB. Free memory was 79.1MB in the beginning and 75.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.61ms. Allocated memory is still 174.1MB. Free memory was 75.4MB in the beginning and 73.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 927.00ms. Allocated memory is still 174.1MB. Free memory was 73.7MB in the beginning and 112.2MB in the end (delta: -38.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 3368.21ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 111.4MB in the beginning and 170.7MB in the end (delta: -59.3MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 76.92ms. Allocated memory is still 232.8MB. Free memory was 170.7MB in the beginning and 166.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:45:56,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf92d51-9004-424e-87bd-b959a1ea6a5f/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