./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/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_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/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_d14fbddb-1e76-4d99-b735-7bb85976ff6a/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 9787921c83937b48a1a158b020f9b31b67ac78afd34a0244f12d282d9b36825a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:10:27,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:27,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:27,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:27,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:27,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:27,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:27,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:27,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:27,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:27,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:27,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:27,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:27,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:27,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:27,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:27,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:27,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:27,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:27,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:27,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:27,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:27,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:27,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:27,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:27,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:27,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:27,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:27,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:27,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:27,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:27,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:27,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:27,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:27,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:27,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:27,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:27,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:27,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:27,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:27,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:27,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:10:27,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:27,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:27,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:27,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:27,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:27,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:27,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:27,436 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:10:27,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:10:27,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:27,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:27,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:27,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:27,439 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:10:27,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:27,440 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:27,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:27,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:27,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:27,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:27,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:27,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:27,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:27,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:27,442 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:10:27,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:10:27,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:27,443 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_d14fbddb-1e76-4d99-b735-7bb85976ff6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9787921c83937b48a1a158b020f9b31b67ac78afd34a0244f12d282d9b36825a [2022-11-20 17:10:27,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:27,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:27,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:27,813 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:27,814 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:27,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_06_good.i [2022-11-20 17:10:30,907 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:10:31,245 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:10:31,248 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_06_good.i [2022-11-20 17:10:31,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/data/edae8ee28/a0826aa35ef74472861b006cc6dfe779/FLAG3af378113 [2022-11-20 17:10:31,293 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/data/edae8ee28/a0826aa35ef74472861b006cc6dfe779 [2022-11-20 17:10:31,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:10:31,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:10:31,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:31,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:10:31,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:10:31,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4d7308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31, skipping insertion in model container [2022-11-20 17:10:31,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:10:31,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:10:31,766 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:10:32,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:32,362 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:10:32,401 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:10:32,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:32,730 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:10:32,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32 WrapperNode [2022-11-20 17:10:32,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:32,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:32,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:10:32,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:10:32,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,818 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112 [2022-11-20 17:10:32,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:32,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:10:32,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:10:32,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:10:32,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,843 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:10:32,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:10:32,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:10:32,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:10:32,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:32" (1/1) ... [2022-11-20 17:10:32,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:32,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:10:32,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:10:32,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:10:32,935 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:10:32,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:10:32,935 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:10:32,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:10:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:10:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:10:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:10:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:10:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:10:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:10:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:10:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:10:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:10:33,087 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:10:33,089 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:10:33,421 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:10:33,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:10:33,489 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:10:33,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:10:33 BoogieIcfgContainer [2022-11-20 17:10:33,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:10:33,493 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:10:33,493 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:10:33,506 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:10:33,507 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:10:33" (1/1) ... [2022-11-20 17:10:33,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:10:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-20 17:10:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-20 17:10:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:10:33,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 58 transitions. [2022-11-20 17:10:34,345 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-20 17:10:34,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:10:34,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:34,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-11-20 17:10:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-20 17:10:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:10:34,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:34,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:10:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-11-20 17:10:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-20 17:10:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:10:34,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:34,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:35,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:10:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 55 transitions. [2022-11-20 17:10:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-20 17:10:35,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:10:35,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:35,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:10:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 54 transitions. [2022-11-20 17:10:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-11-20 17:10:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:10:35,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:35,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:10:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 54 transitions. [2022-11-20 17:10:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-20 17:10:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:10:35,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:35,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:36,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 51 transitions. [2022-11-20 17:10:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 17:10:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:10:36,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:36,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:36,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 55 transitions. [2022-11-20 17:10:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-20 17:10:36,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:10:36,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:36,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:36,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 60 transitions. [2022-11-20 17:10:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 17:10:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:10:36,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:36,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:36,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:10:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 62 transitions. [2022-11-20 17:10:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 17:10:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:10:36,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:36,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:36,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 63 transitions. [2022-11-20 17:10:36,944 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-20 17:10:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:36,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:36,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 37 states and 45 transitions. [2022-11-20 17:10:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-20 17:10:37,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:10:37,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:37,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:37,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 44 transitions. [2022-11-20 17:10:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-20 17:10:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:10:37,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:37,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:10:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 35 states and 43 transitions. [2022-11-20 17:10:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-20 17:10:37,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:10:37,905 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-20 17:10:37,918 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:10:38,051 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:10:38,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:10:38 ImpRootNode [2022-11-20 17:10:38,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:10:38,058 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:10:38,058 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:10:38,058 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:10:38,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:10:33" (3/4) ... [2022-11-20 17:10:38,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:10:38,076 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:10:38,076 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:10:38,081 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 17:10:38,081 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:10:38,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:10:38,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:10:38,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:10:38,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:10:38,137 INFO L158 Benchmark]: Toolchain (without parser) took 6836.67ms. Allocated memory was 127.9MB in the beginning and 197.1MB in the end (delta: 69.2MB). Free memory was 81.1MB in the beginning and 152.4MB in the end (delta: -71.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:10:38,137 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 127.9MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:10:38,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1429.10ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 81.1MB in the beginning and 94.7MB in the end (delta: -13.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.20ms. Allocated memory is still 163.6MB. Free memory was 94.7MB in the beginning and 91.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,138 INFO L158 Benchmark]: Boogie Preprocessor took 28.72ms. Allocated memory is still 163.6MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,139 INFO L158 Benchmark]: RCFGBuilder took 643.81ms. Allocated memory is still 163.6MB. Free memory was 90.5MB in the beginning and 69.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,139 INFO L158 Benchmark]: CodeCheck took 4564.42ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 69.6MB in the beginning and 157.6MB in the end (delta: -88.1MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,140 INFO L158 Benchmark]: Witness Printer took 78.24ms. Allocated memory is still 197.1MB. Free memory was 157.6MB in the beginning and 152.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:10:38,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1303 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 312 mSDsluCounter, 727 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 333 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1398 IncrementalHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 333 mSolverCounterUnsat, 593 mSDtfsCounter, 1398 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2196 GetRequests, 2118 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2064 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: 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: 1647]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 127.9MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1429.10ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 81.1MB in the beginning and 94.7MB in the end (delta: -13.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.20ms. Allocated memory is still 163.6MB. Free memory was 94.7MB in the beginning and 91.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.72ms. Allocated memory is still 163.6MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 643.81ms. Allocated memory is still 163.6MB. Free memory was 90.5MB in the beginning and 69.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4564.42ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 69.6MB in the beginning and 157.6MB in the end (delta: -88.1MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Witness Printer took 78.24ms. Allocated memory is still 197.1MB. Free memory was 157.6MB in the beginning and 152.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:10:38,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14fbddb-1e76-4d99-b735-7bb85976ff6a/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