./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 ddb0eb207fb72f46b2f9a0f11e334a77be9b4b455314fd1b26a90347e4178746 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:05:42,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:05:42,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:05:42,917 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:05:42,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:05:42,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:05:42,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:05:42,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:05:42,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:05:42,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:05:42,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:05:42,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:05:42,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:05:42,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:05:42,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:05:42,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:05:42,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:05:42,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:05:42,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:05:42,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:05:42,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:05:42,984 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:05:42,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:05:42,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:05:42,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:05:42,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:05:42,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:05:42,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:05:42,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:05:42,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:05:42,989 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:05:42,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:05:42,990 INFO L153 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_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ddb0eb207fb72f46b2f9a0f11e334a77be9b4b455314fd1b26a90347e4178746 [2024-11-09 00:05:43,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:05:43,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:05:43,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:05:43,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:05:43,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:05:43,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i Unable to find full path for "g++" [2024-11-09 00:05:45,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:05:45,547 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:05:45,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i [2024-11-09 00:05:45,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/data/9f897619a/eee6a4e276b6468e860eaa7c745d28d4/FLAGd40d55d74 [2024-11-09 00:05:45,616 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/data/9f897619a/eee6a4e276b6468e860eaa7c745d28d4 [2024-11-09 00:05:45,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:05:45,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:05:45,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:45,622 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:05:45,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:05:45,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:45" (1/1) ... [2024-11-09 00:05:45,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fa224b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:45, skipping insertion in model container [2024-11-09 00:05:45,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:45" (1/1) ... [2024-11-09 00:05:45,684 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:05:46,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:46,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:05:46,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:46,174 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:05:46,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46 WrapperNode [2024-11-09 00:05:46,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:46,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:46,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:05:46,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:05:46,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,198 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,221 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-11-09 00:05:46,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:46,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:05:46,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:05:46,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:05:46,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:05:46,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:05:46,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:05:46,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:05:46,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:05:46,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:05:46,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:05:46,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:05:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:05:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:05:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:05:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:05:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:05:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:05:46,465 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:05:46,468 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:05:46,722 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 00:05:46,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:05:46,785 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:05:46,785 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:05:46,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:46 BoogieIcfgContainer [2024-11-09 00:05:46,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:05:46,787 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:05:46,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:05:46,808 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:05:46,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:46" (1/1) ... [2024-11-09 00:05:46,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:05:46,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-09 00:05:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-09 00:05:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:05:46,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:46,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:47,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-09 00:05:47,233 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-09 00:05:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:05:47,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:47,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:47,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-09 00:05:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-09 00:05:47,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:05:47,475 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 00:05:47,490 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-09 00:05:47,537 INFO L77 FloydHoareUtils]: At program point L576(line 576) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~length~0#1|) (< |ULTIMATE.start_main_~length~0#1| 2147483648)) [2024-11-09 00:05:47,537 INFO L77 FloydHoareUtils]: At program point L576-1(line 576) the Hoare annotation is: (< |ULTIMATE.start_main_~length~0#1| 2147483648) [2024-11-09 00:05:47,538 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 576) no Hoare annotation was computed. [2024-11-09 00:05:47,538 INFO L77 FloydHoareUtils]: At program point L557-1(lines 557 558) the Hoare annotation is: true [2024-11-09 00:05:47,538 INFO L77 FloydHoareUtils]: At program point L557-3(lines 557 558) the Hoare annotation is: true [2024-11-09 00:05:47,539 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 576) no Hoare annotation was computed. [2024-11-09 00:05:47,539 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:05:47,539 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:05:47,540 INFO L77 FloydHoareUtils]: At program point L554-1(lines 554 561) the Hoare annotation is: true [2024-11-09 00:05:47,540 INFO L77 FloydHoareUtils]: At program point L554-3(lines 554 561) the Hoare annotation is: true [2024-11-09 00:05:47,540 INFO L77 FloydHoareUtils]: At program point L550(lines 550 562) the Hoare annotation is: true [2024-11-09 00:05:47,541 INFO L77 FloydHoareUtils]: At program point L554-4(lines 554 561) the Hoare annotation is: true [2024-11-09 00:05:47,541 INFO L77 FloydHoareUtils]: At program point L550-2(lines 550 562) the Hoare annotation is: true [2024-11-09 00:05:47,542 INFO L77 FloydHoareUtils]: At program point L555(lines 555 560) the Hoare annotation is: true [2024-11-09 00:05:47,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:05:47 ImpRootNode [2024-11-09 00:05:47,557 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:05:47,558 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:05:47,558 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:05:47,559 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:05:47,559 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:46" (3/4) ... [2024-11-09 00:05:47,564 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:05:47,578 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-09 00:05:47,578 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:05:47,579 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:05:47,579 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:05:47,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:05:47,712 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:05:47,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:05:47,713 INFO L158 Benchmark]: Toolchain (without parser) took 2092.95ms. Allocated memory is still 167.8MB. Free memory was 139.0MB in the beginning and 98.0MB in the end (delta: 41.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,714 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory was 97.2MB in the beginning and 97.0MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:47,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.44ms. Allocated memory is still 167.8MB. Free memory was 138.8MB in the beginning and 123.9MB in the end (delta: 14.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.55ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 121.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,716 INFO L158 Benchmark]: Boogie Preprocessor took 35.65ms. Allocated memory is still 167.8MB. Free memory was 121.7MB in the beginning and 120.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:47,717 INFO L158 Benchmark]: RCFGBuilder took 527.78ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 128.2MB in the end (delta: -7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,717 INFO L158 Benchmark]: CodeCheck took 770.17ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 102.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,718 INFO L158 Benchmark]: Witness Printer took 154.41ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 98.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:05:47,721 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory was 97.2MB in the beginning and 97.0MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.44ms. Allocated memory is still 167.8MB. Free memory was 138.8MB in the beginning and 123.9MB in the end (delta: 14.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.55ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 121.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.65ms. Allocated memory is still 167.8MB. Free memory was 121.7MB in the beginning and 120.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 527.78ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 128.2MB in the end (delta: -7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 770.17ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 102.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 154.41ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 98.0MB 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! [2024-11-09 00:05:47,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed08b03e-1c1a-4792-b6f6-ce477274b641/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE