./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/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_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/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_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/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 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:44,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:44,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:05:44,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:44,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:44,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:44,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:44,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:44,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:44,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:44,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:44,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:44,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:44,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:44,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:44,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:44,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:44,401 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:44,401 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:05:44,402 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:44,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:44,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:44,403 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:44,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:44,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:44,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:44,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:44,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:44,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:44,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:44,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:44,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:44,409 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_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2024-11-08 22:05:44,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:44,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:44,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:44,746 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:44,747 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:44,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c Unable to find full path for "g++" [2024-11-08 22:05:46,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:46,997 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:46,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2024-11-08 22:05:47,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/data/3667555a5/8e2f5102db664b6685737caa7f75d053/FLAG974c09f66 [2024-11-08 22:05:47,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/data/3667555a5/8e2f5102db664b6685737caa7f75d053 [2024-11-08 22:05:47,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:47,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:47,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:47,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:47,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:47,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83cdce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47, skipping insertion in model container [2024-11-08 22:05:47,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:47,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:47,243 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:47,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:47,276 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:47,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47 WrapperNode [2024-11-08 22:05:47,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:47,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:47,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:47,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:47,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,305 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-08 22:05:47,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:47,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:47,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:47,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:47,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:47,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:47,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:47,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:47,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:47,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:47,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:47,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:47,466 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:47,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:47,613 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:47,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:47,641 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:47,641 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:47,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:47 BoogieIcfgContainer [2024-11-08 22:05:47,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:47,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:47,643 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:47,652 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:47,652 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:47" (1/1) ... [2024-11-08 22:05:47,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:47,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-08 22:05:47,721 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-08 22:05:47,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:05:47,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:47,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-08 22:05:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-08 22:05:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:05:48,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:48,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-08 22:05:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-08 22:05:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:05:48,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:48,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-08 22:05:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-08 22:05:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:05:49,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:49,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-08 22:05:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-08 22:05:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:05:49,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-11-08 22:05:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-11-08 22:05:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:05:49,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2024-11-08 22:05:49,561 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2024-11-08 22:05:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:05:49,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2024-11-08 22:05:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2024-11-08 22:05:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:05:49,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-11-08 22:05:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-11-08 22:05:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:05:50,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:50,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:05:50,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2024-11-08 22:05:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-08 22:05:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:05:50,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:50,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:51,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2024-11-08 22:05:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2024-11-08 22:05:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:05:51,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:51,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:51,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:52,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:52,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2024-11-08 22:05:52,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2024-11-08 22:05:52,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:05:52,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:52,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:05:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 22:05:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 22:05:53,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:05:53,105 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-08 22:05:53,117 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-08 22:05:53,222 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-08 22:05:53,222 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:05:53,222 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-08 22:05:53,222 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 22:05:53,223 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-08 22:05:53,223 INFO L77 FloydHoareUtils]: At program point L21-1(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-08 22:05:53,223 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 22:05:53,224 INFO L77 FloydHoareUtils]: At program point L21-2(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-08 22:05:53,224 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 22:05:53,224 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-08 22:05:53,224 INFO L77 FloydHoareUtils]: At program point L19-2(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (< |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 22:05:53,225 INFO L77 FloydHoareUtils]: At program point L17-1(lines 17 23) the Hoare annotation is: (and (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647) (<= |ULTIMATE.start_main_~q~0#1| 2147483647)) [2024-11-08 22:05:53,225 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (< |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 22:05:53,225 INFO L77 FloydHoareUtils]: At program point L17-3(lines 17 23) the Hoare annotation is: true [2024-11-08 22:05:53,225 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:05:53,225 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 22:05:53,226 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-08 22:05:53,226 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-08 22:05:53,226 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 22:05:53,226 INFO L77 FloydHoareUtils]: At program point L18(lines 18 22) the Hoare annotation is: (and (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647) (<= |ULTIMATE.start_main_~q~0#1| 2147483647)) [2024-11-08 22:05:53,226 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 23) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647) (<= |ULTIMATE.start_main_~q~0#1| 2147483647)) [2024-11-08 22:05:53,227 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 22:05:53,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:05:53 ImpRootNode [2024-11-08 22:05:53,247 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:05:53,247 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:05:53,247 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:05:53,248 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:05:53,248 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:47" (3/4) ... [2024-11-08 22:05:53,251 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:05:53,260 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 22:05:53,260 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:05:53,261 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:05:53,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:05:53,382 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:05:53,382 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:05:53,383 INFO L158 Benchmark]: Toolchain (without parser) took 6355.98ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 130.8MB in the beginning and 86.3MB in the end (delta: 44.5MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,384 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 163.6MB. Free memory was 130.7MB in the beginning and 130.7MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:53,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.09ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 119.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.60ms. Allocated memory is still 163.6MB. Free memory was 119.8MB in the beginning and 118.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,387 INFO L158 Benchmark]: Boogie Preprocessor took 21.85ms. Allocated memory is still 163.6MB. Free memory was 118.3MB in the beginning and 117.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,387 INFO L158 Benchmark]: RCFGBuilder took 312.96ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 106.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,388 INFO L158 Benchmark]: CodeCheck took 5603.91ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 106.5MB in the beginning and 90.5MB in the end (delta: 16.0MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,388 INFO L158 Benchmark]: Witness Printer took 135.09ms. Allocated memory is still 216.0MB. Free memory was 90.5MB in the beginning and 86.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:05:53,395 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, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 442 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 442 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 257 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1557 IncrementalHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 257 mSolverCounterUnsat, 70 mSDtfsCounter, 1557 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 968 GetRequests, 837 SyntacticMatches, 33 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3845 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 8/14 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: 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: 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: 21]: 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: 17]: Loop Invariant Derived loop invariant: (((0 <= (y + 2147483648)) && (y <= 2147483647)) && (q <= 2147483647)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 163.6MB. Free memory was 130.7MB in the beginning and 130.7MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.09ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 119.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.60ms. Allocated memory is still 163.6MB. Free memory was 119.8MB in the beginning and 118.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.85ms. Allocated memory is still 163.6MB. Free memory was 118.3MB in the beginning and 117.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 312.96ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 106.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 5603.91ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 106.5MB in the beginning and 90.5MB in the end (delta: 16.0MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Witness Printer took 135.09ms. Allocated memory is still 216.0MB. Free memory was 90.5MB in the beginning and 86.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:05:53,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b77f9eb-4135-4104-902f-3b3ed14e2ee8/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