./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-simple/nested_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:29:36,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:29:36,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:29:36,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:29:36,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:29:36,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:29:36,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:29:36,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:29:36,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:29:36,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:29:36,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:29:36,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:29:36,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:29:36,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:29:36,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:29:36,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:29:36,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:29:36,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:29:36,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f [2024-12-05 23:29:37,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:29:37,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:29:37,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:29:37,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:29:37,165 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:29:37,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loop-simple/nested_2.c [2024-12-05 23:29:39,769 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/data/1774d8b3b/664b46caa07241eb9a27ca0ffbcd7640/FLAGde53d3dbd [2024-12-05 23:29:39,963 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:29:39,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/sv-benchmarks/c/loop-simple/nested_2.c [2024-12-05 23:29:39,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/data/1774d8b3b/664b46caa07241eb9a27ca0ffbcd7640/FLAGde53d3dbd [2024-12-05 23:29:40,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/data/1774d8b3b/664b46caa07241eb9a27ca0ffbcd7640 [2024-12-05 23:29:40,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:29:40,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:29:40,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:29:40,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:29:40,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:29:40,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4257549c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40, skipping insertion in model container [2024-12-05 23:29:40,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:29:40,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:29:40,466 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:29:40,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:29:40,484 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:29:40,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40 WrapperNode [2024-12-05 23:29:40,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:29:40,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:29:40,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:29:40,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:29:40,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,506 INFO L138 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-05 23:29:40,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:29:40,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:29:40,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:29:40,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:29:40,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:29:40,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:29:40,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:29:40,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:29:40,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:29:40,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:29:40,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:29:40,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:29:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:29:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:29:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:29:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:29:40,610 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:29:40,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:29:40,687 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 23:29:40,687 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:29:40,708 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:29:40,708 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:29:40,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:29:40 BoogieIcfgContainer [2024-12-05 23:29:40,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:29:40,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:29:40,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:29:40,716 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:29:40,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:29:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-12-05 23:29:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-12-05 23:29:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:29:40,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:40,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-05 23:29:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-05 23:29:40,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:29:40,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:40,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:40,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-05 23:29:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-05 23:29:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:29:40,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:40,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-12-05 23:29:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-12-05 23:29:41,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:29:41,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:29:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-05 23:29:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-05 23:29:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:29:41,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:29:41,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 23:29:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 23:29:41,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:29:41,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:41,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-05 23:29:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-05 23:29:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:29:41,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:29:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 23:29:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 23:29:41,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:29:41,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:29:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-12-05 23:29:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-12-05 23:29:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 23:29:41,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:41,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:29:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-12-05 23:29:42,001 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-12-05 23:29:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:29:42,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:29:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-12-05 23:29:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-12-05 23:29:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:29:42,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:29:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-12-05 23:29:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-12-05 23:29:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:29:42,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 23:29:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2024-12-05 23:29:42,882 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2024-12-05 23:29:42,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:29:42,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-05 23:29:43,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2024-12-05 23:29:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2024-12-05 23:29:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:29:43,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-05 23:29:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2024-12-05 23:29:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2024-12-05 23:29:43,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:29:43,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:43,804 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 23:29:43,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-12-05 23:29:43,946 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-12-05 23:29:43,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:29:43,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:44,046 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 23:29:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2024-12-05 23:29:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2024-12-05 23:29:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 23:29:44,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:44,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-12-05 23:29:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-12-05 23:29:45,137 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-12-05 23:29:45,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:29:45,137 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-12-05 23:29:45,144 INFO L726 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-12-05 23:29:45,756 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-12-05 23:29:45,756 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:29:45,756 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2024-12-05 23:29:45,757 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 23) the Hoare annotation is: (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648))) (.cse3 (< |ULTIMATE.start_main_~a~0#1| 1)) (.cse1 (<= |ULTIMATE.start_main_~b~0#1| 5)) (.cse2 (<= 1 |ULTIMATE.start_main_~b~0#1|)) (.cse4 (< |ULTIMATE.start_main_~b~0#1| 1)) (.cse6 (<= |ULTIMATE.start_main_~a~0#1| 5)) (.cse7 (<= 1 |ULTIMATE.start_main_~a~0#1|)) (.cse5 (<= 0 (+ |ULTIMATE.start_main_~b~0#1| 2147483648)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse3 .cse5) (and .cse6 .cse1 .cse2 .cse7) (and .cse4 .cse6 .cse7 .cse5))) [2024-12-05 23:29:45,757 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (<= 0 (+ 2147483649 |ULTIMATE.start_main_~b~0#1|))) (.cse1 (<= |ULTIMATE.start_main_~b~0#1| 5))) (or (and (<= |ULTIMATE.start_main_~a~0#1| 5) .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~a~0#1|)) (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) .cse0 .cse1 (< |ULTIMATE.start_main_~a~0#1| 1)))) [2024-12-05 23:29:45,757 INFO L77 FloydHoareUtils]: At program point L21-4(lines 21 23) the Hoare annotation is: (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~b~0#1| 2147483648)))) (or (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 1 |ULTIMATE.start_main_~a~0#1|) .cse0) (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) (< |ULTIMATE.start_main_~a~0#1| 1) .cse0))) [2024-12-05 23:29:45,757 INFO L77 FloydHoareUtils]: At program point L21-5(lines 21 23) the Hoare annotation is: (or (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) (< |ULTIMATE.start_main_~a~0#1| 1)) (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 1 |ULTIMATE.start_main_~a~0#1|))) [2024-12-05 23:29:45,757 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:29:45,757 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-12-05 23:29:45,757 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2024-12-05 23:29:45,758 INFO L77 FloydHoareUtils]: At program point L20-3(line 20) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 0 (+ 2147483649 |ULTIMATE.start_main_~a~0#1|))) [2024-12-05 23:29:45,758 INFO L77 FloydHoareUtils]: At program point L20-4(lines 20 24) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) [2024-12-05 23:29:45,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:29:45 ImpRootNode [2024-12-05 23:29:45,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:29:45,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:29:45,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:29:45,767 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:29:45,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:29:40" (3/4) ... [2024-12-05 23:29:45,769 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:29:45,773 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-05 23:29:45,773 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-05 23:29:45,773 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:29:45,774 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-05 23:29:45,833 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:29:45,834 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:29:45,834 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:29:45,834 INFO L158 Benchmark]: Toolchain (without parser) took 5490.05ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 112.4MB in the end (delta: 6.6MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-12-05 23:29:45,835 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:45,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.19ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 108.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:29:45,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.58ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:45,835 INFO L158 Benchmark]: Boogie Preprocessor took 13.10ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.9MB in the end (delta: 552.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:45,836 INFO L158 Benchmark]: RCFGBuilder took 187.96ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.4MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:29:45,836 INFO L158 Benchmark]: CodeCheck took 5057.25ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 43.2MB in the end (delta: 53.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2024-12-05 23:29:45,836 INFO L158 Benchmark]: Witness Printer took 66.80ms. Allocated memory is still 142.6MB. Free memory was 43.2MB in the beginning and 112.4MB in the end (delta: -69.2MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-12-05 23:29:45,838 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 792 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 605 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 662 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2540 IncrementalHoareTripleChecker+Invalid, 3202 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 662 mSolverCounterUnsat, 29 mSDtfsCounter, 2540 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2038 GetRequests, 1865 SyntacticMatches, 31 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9433 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 251 NumberOfCodeBlocks, 251 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 234 ConstructedInterpolants, 0 QuantifiedInterpolants, 576 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 318/367 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: 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: 21]: Loop Invariant Derived loop invariant: ((((a <= 5) && (1 <= a)) && (0 <= (b + 2147483648))) || (((0 <= (a + 2147483648)) && (a < 1)) && (0 <= (b + 2147483648)))) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (0 <= (a + 2147483648)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.19ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 108.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.58ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.10ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.9MB in the end (delta: 552.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 187.96ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.4MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 5057.25ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 43.2MB in the end (delta: 53.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Witness Printer took 66.80ms. Allocated memory is still 142.6MB. Free memory was 43.2MB in the beginning and 112.4MB in the end (delta: -69.2MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:29:45,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b13b8fe3-ce35-4479-ad6b-4ee926b04dfb/bin/ukojak-verify-CZk0znPC7b/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