./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_31_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_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/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_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_31_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/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_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/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 53f71f0f9cc73750cf17f7165e7c169a1ca1ea516c0c6225538f3da725ed0ff0 --- 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 16:57:16,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:57:16,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:57:16,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:57:16,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:57:16,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:57:16,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:57:16,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:57:16,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:57:16,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:57:16,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:57:16,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:57:16,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:57:16,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:57:16,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:57:16,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:57:16,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:57:16,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:57:16,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:57:16,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:57:16,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:57:16,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:57:16,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:57:16,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:57:16,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:57:16,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:57:16,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:57:16,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:57:16,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:57:16,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:57:16,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:57:16,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:57:16,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:57:16,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:57:16,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:57:16,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:57:16,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:57:16,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:57:16,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:57:16,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:57:16,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:57:16,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:57:16,347 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:57:16,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:57:16,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:57:16,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:57:16,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:57:16,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:57:16,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:57:16,350 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:57:16,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:57:16,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:57:16,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:57:16,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:57:16,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:57:16,352 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:57:16,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:57:16,353 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:57:16,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:57:16,353 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:57:16,353 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:57:16,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:57:16,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:16,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:57:16,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:57:16,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:57:16,355 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:57:16,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:57:16,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:57:16,355 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_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53f71f0f9cc73750cf17f7165e7c169a1ca1ea516c0c6225538f3da725ed0ff0 [2022-11-20 16:57:16,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:57:16,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:57:16,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:57:16,683 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:57:16,683 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:57:16,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_31_good.i [2022-11-20 16:57:19,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:57:20,197 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:57:20,197 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_31_good.i [2022-11-20 16:57:20,229 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/data/826ac18dc/5618a5065b4f4595b2a0673dc1bc26e9/FLAGa662e4c30 [2022-11-20 16:57:20,248 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/data/826ac18dc/5618a5065b4f4595b2a0673dc1bc26e9 [2022-11-20 16:57:20,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:57:20,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:57:20,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:20,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:57:20,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:57:20,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:20" (1/1) ... [2022-11-20 16:57:20,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adb41b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:20, skipping insertion in model container [2022-11-20 16:57:20,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:20" (1/1) ... [2022-11-20 16:57:20,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:57:20,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:57:20,697 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:57:21,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:21,340 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:57:21,356 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:57:21,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:21,554 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:57:21,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21 WrapperNode [2022-11-20 16:57:21,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:21,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:21,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:57:21,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:57:21,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,609 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2022-11-20 16:57:21,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:21,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:57:21,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:57:21,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:57:21,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:57:21,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:57:21,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:57:21,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:57:21,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:21" (1/1) ... [2022-11-20 16:57:21,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:21,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:57:21,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:57:21,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:57:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:57:21,723 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:57:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:57:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:57:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:57:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:57:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:57:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:57:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:57:21,872 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:57:21,875 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:57:22,067 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:57:22,124 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:57:22,124 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:57:22,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:22 BoogieIcfgContainer [2022-11-20 16:57:22,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:57:22,134 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:57:22,134 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:57:22,144 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:57:22,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:22" (1/1) ... [2022-11-20 16:57:22,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:57:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-20 16:57:22,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 16:57:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:57:22,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:22,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:22,616 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 16:57:22,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:22,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-20 16:57:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-20 16:57:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:57:22,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:22,756 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 16:57:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-20 16:57:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-20 16:57:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:57:22,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:22,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:22,916 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 16:57:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 18 transitions. [2022-11-20 16:57:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-20 16:57:22,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:57:22,950 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-11-20 16:57:22,959 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-20 16:57:22,979 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:57:22,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:57:22 ImpRootNode [2022-11-20 16:57:22,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:57:22,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:57:22,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:57:22,985 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:57:22,986 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:22" (3/4) ... [2022-11-20 16:57:22,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:57:22,997 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:57:23,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:57:23,007 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-20 16:57:23,008 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 16:57:23,008 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:57:23,008 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:57:23,055 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:57:23,056 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:57:23,057 INFO L158 Benchmark]: Toolchain (without parser) took 2803.77ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 107.3MB in the beginning and 102.4MB in the end (delta: 4.9MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,057 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 155.2MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:57:23,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1298.56ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 106.8MB in the beginning and 157.9MB in the end (delta: -51.1MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.96ms. Allocated memory is still 205.5MB. Free memory was 157.9MB in the beginning and 154.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,059 INFO L158 Benchmark]: Boogie Preprocessor took 26.27ms. Allocated memory is still 205.5MB. Free memory was 154.8MB in the beginning and 153.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,059 INFO L158 Benchmark]: RCFGBuilder took 495.05ms. Allocated memory is still 205.5MB. Free memory was 153.7MB in the beginning and 139.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,060 INFO L158 Benchmark]: CodeCheck took 850.43ms. Allocated memory is still 205.5MB. Free memory was 139.1MB in the beginning and 105.2MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,060 INFO L158 Benchmark]: Witness Printer took 71.19ms. Allocated memory is still 205.5MB. Free memory was 105.2MB in the beginning and 102.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:57:23,063 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32 IncrementalHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 28 mSDtfsCounter, 32 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 155.2MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1298.56ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 106.8MB in the beginning and 157.9MB in the end (delta: -51.1MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.96ms. Allocated memory is still 205.5MB. Free memory was 157.9MB in the beginning and 154.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.27ms. Allocated memory is still 205.5MB. Free memory was 154.8MB in the beginning and 153.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.05ms. Allocated memory is still 205.5MB. Free memory was 153.7MB in the beginning and 139.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 850.43ms. Allocated memory is still 205.5MB. Free memory was 139.1MB in the beginning and 105.2MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 71.19ms. Allocated memory is still 205.5MB. Free memory was 105.2MB in the beginning and 102.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:57:23,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342c8d54-55aa-4706-b0fd-6ec7d05b9f7c/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