./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.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_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/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_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/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_5a687517-7ff8-4f58-b537-843deebeb9a9/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 2c8d79b985e49ac5d6f27b4e25f4e3597dadc4ec57e262caec7782b796e874b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:45,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:45,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:11:45,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:11:45,359 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:11:45,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:45,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:45,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:45,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:45,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:45,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:45,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:45,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:11:45,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:45,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:45,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:45,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:45,391 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:45,391 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:11:45,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:11:45,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:45,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:45,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:45,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:45,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:45,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:45,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:45,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:45,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:45,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:45,396 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:11:45,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:11:45,397 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_5a687517-7ff8-4f58-b537-843deebeb9a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8d79b985e49ac5d6f27b4e25f4e3597dadc4ec57e262caec7782b796e874b7 [2024-11-08 23:11:45,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:45,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:45,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:45,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:45,798 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:45,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.c Unable to find full path for "g++" [2024-11-08 23:11:48,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:48,382 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:48,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/sv-benchmarks/c/termination-restricted-15/NarrowKonv.c [2024-11-08 23:11:48,391 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/data/ec5c14242/5e08ba1110cd4c2db49440ec9bcb75d4/FLAGe8a35737c [2024-11-08 23:11:48,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/data/ec5c14242/5e08ba1110cd4c2db49440ec9bcb75d4 [2024-11-08 23:11:48,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:48,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:48,420 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:48,421 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:48,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:48,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd7834e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48, skipping insertion in model container [2024-11-08 23:11:48,428 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:48,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:48,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:48,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:48,760 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:48,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48 WrapperNode [2024-11-08 23:11:48,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:48,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:48,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:48,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:48,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,789 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-08 23:11:48,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:48,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:48,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:48,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:48,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,803 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,804 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:48,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:48,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:48,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:48,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:48" (1/1) ... [2024-11-08 23:11:48,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:48,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:48,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:48,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:49,011 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:49,015 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:49,193 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:49,193 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:49,233 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:49,234 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:11:49,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:49 BoogieIcfgContainer [2024-11-08 23:11:49,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:49,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:49,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:49,255 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:49,255 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:49" (1/1) ... [2024-11-08 23:11:49,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:49,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:11:49,356 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:11:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:11:49,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:49,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:49,657 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 23:11:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-11-08 23:11:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-11-08 23:11:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:11:49,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:49,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:49,911 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 23:11:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2024-11-08 23:11:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2024-11-08 23:11:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:50,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:50,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:50,147 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 23:11:50,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:50,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2024-11-08 23:11:50,496 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2024-11-08 23:11:50,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:50,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:50,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:50,580 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 23:11:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-08 23:11:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-08 23:11:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:11:50,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:50,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2024-11-08 23:11:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2024-11-08 23:11:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:11:51,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:51,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:52,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-11-08 23:11:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-11-08 23:11:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:11:52,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:52,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:52,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:52,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2024-11-08 23:11:52,503 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-08 23:11:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:11:52,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:52,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2024-11-08 23:11:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2024-11-08 23:11:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:11:52,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:52,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2024-11-08 23:11:53,063 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2024-11-08 23:11:53,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:11:53,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:53,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:11:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2024-11-08 23:11:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2024-11-08 23:11:53,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:11:53,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:53,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:53,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:54,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2024-11-08 23:11:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2024-11-08 23:11:54,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:11:54,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:54,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2024-11-08 23:11:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2024-11-08 23:11:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:11:55,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:11:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2024-11-08 23:11:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2024-11-08 23:11:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:11:55,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:11:56,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2024-11-08 23:11:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2024-11-08 23:11:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:11:56,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-08 23:11:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2024-11-08 23:11:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2024-11-08 23:11:56,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:11:56,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 23:11:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2024-11-08 23:11:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-08 23:11:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:11:57,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:57,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-08 23:11:58,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 97 transitions. [2024-11-08 23:11:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 97 transitions. [2024-11-08 23:11:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:11:58,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:58,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-08 23:11:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2024-11-08 23:11:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2024-11-08 23:11:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:11:59,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:59,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:00,093 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 58 proven. 26 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 23:12:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2024-11-08 23:12:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-11-08 23:12:00,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:12:00,474 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-11-08 23:12:00,487 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 23:12:01,771 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-08 23:12:01,772 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:12:01,772 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-08 23:12:01,772 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)) [2024-11-08 23:12:01,773 INFO L77 FloydHoareUtils]: At program point L17-1(line 17) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~range~0#1| 20) (<= |ULTIMATE.start_main_~i~0#1| 20)) [2024-11-08 23:12:01,773 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~i~0#1| 0))) (or (and (<= 20 |ULTIMATE.start_main_~range~0#1|) .cse0 (<= |ULTIMATE.start_main_~range~0#1| 20)) (and (< |ULTIMATE.start_main_~range~0#1| 19) (<= 0 |ULTIMATE.start_main_~range~0#1|)) (and .cse0 (<= 19 |ULTIMATE.start_main_~range~0#1|) (< |ULTIMATE.start_main_~range~0#1| 20)))) [2024-11-08 23:12:01,773 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: (<= |ULTIMATE.start_main_~range~0#1| 20) [2024-11-08 23:12:01,773 INFO L77 FloydHoareUtils]: At program point L13(lines 13 18) the Hoare annotation is: (let ((.cse1 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (< |ULTIMATE.start_main_~range~0#1| 20)) (.cse3 (< |ULTIMATE.start_main_~range~0#1| 19)) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 1))) (or (and (<= 19 |ULTIMATE.start_main_~range~0#1|) .cse0 .cse1 .cse2) (and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)) (and (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse3 (<= 0 |ULTIMATE.start_main_~range~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 19) (< 1 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (< 0 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse2))) [2024-11-08 23:12:01,774 INFO L77 FloydHoareUtils]: At program point L11-1(lines 11 20) the Hoare annotation is: (let ((.cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~i~0#1| 1)) (.cse4 (< |ULTIMATE.start_main_~range~0#1| 19)) (.cse5 (<= 0 |ULTIMATE.start_main_~range~0#1|)) (.cse6 (< 1 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (<= 19 |ULTIMATE.start_main_~range~0#1|)) (.cse1 (< |ULTIMATE.start_main_~range~0#1| 20))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse3 .cse5) (and .cse6 .cse4 (<= |ULTIMATE.start_main_~i~0#1| 18) .cse5) (and (<= |ULTIMATE.start_main_~i~0#1| 19) .cse6 .cse0 .cse1) (and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)))) [2024-11-08 23:12:01,774 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:12:01,775 INFO L77 FloydHoareUtils]: At program point L11-3(lines 11 20) the Hoare annotation is: true [2024-11-08 23:12:01,775 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-08 23:12:01,775 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-08 23:12:01,776 INFO L77 FloydHoareUtils]: At program point L12(lines 12 19) the Hoare annotation is: (let ((.cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~i~0#1| 1)) (.cse4 (< |ULTIMATE.start_main_~range~0#1| 19)) (.cse5 (<= 0 |ULTIMATE.start_main_~range~0#1|)) (.cse6 (< 1 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (<= 19 |ULTIMATE.start_main_~range~0#1|)) (.cse1 (< |ULTIMATE.start_main_~range~0#1| 20))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse3 .cse5) (and .cse6 .cse4 (<= |ULTIMATE.start_main_~i~0#1| 18) .cse5) (and (<= |ULTIMATE.start_main_~i~0#1| 19) .cse6 .cse0 .cse1) (and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)))) [2024-11-08 23:12:01,776 INFO L77 FloydHoareUtils]: At program point L12-1(lines 11 20) the Hoare annotation is: (not (and (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (< 20 |ULTIMATE.start_main_~range~0#1|))) [2024-11-08 23:12:01,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:12:01 ImpRootNode [2024-11-08 23:12:01,793 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:12:01,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:12:01,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:12:01,794 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:12:01,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:49" (3/4) ... [2024-11-08 23:12:01,798 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:12:01,807 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:12:01,807 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:12:01,807 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:12:01,927 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:12:01,928 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:12:01,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:12:01,933 INFO L158 Benchmark]: Toolchain (without parser) took 13509.87ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 125.9MB in the beginning and 113.7MB in the end (delta: 12.2MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,934 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 113.2MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:01,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.39ms. Allocated memory is still 161.5MB. Free memory was 125.4MB in the beginning and 127.9MB in the end (delta: -2.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.67ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 126.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:01,937 INFO L158 Benchmark]: Boogie Preprocessor took 26.37ms. Allocated memory is still 161.5MB. Free memory was 126.4MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,937 INFO L158 Benchmark]: RCFGBuilder took 416.95ms. Allocated memory is still 161.5MB. Free memory was 125.3MB in the beginning and 115.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,938 INFO L158 Benchmark]: CodeCheck took 12557.09ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 117.9MB in the end (delta: -2.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,939 INFO L158 Benchmark]: Witness Printer took 134.14ms. Allocated memory is still 195.0MB. Free memory was 117.9MB in the beginning and 113.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:12:01,942 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, 15 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1460 SdHoareTripleChecker+Valid, 11.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1413 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 761 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4730 IncrementalHoareTripleChecker+Invalid, 5491 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 761 mSolverCounterUnsat, 0 mSDtfsCounter, 4730 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3144 GetRequests, 2776 SyntacticMatches, 182 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17765 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 11 PerfectInterpolantSequences, 369/461 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: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: 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: 11]: Loop Invariant Derived loop invariant: !((0 <= (i + 2147483648)) && (20 < range)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 113.2MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.39ms. Allocated memory is still 161.5MB. Free memory was 125.4MB in the beginning and 127.9MB in the end (delta: -2.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.67ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 126.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.37ms. Allocated memory is still 161.5MB. Free memory was 126.4MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.95ms. Allocated memory is still 161.5MB. Free memory was 125.3MB in the beginning and 115.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 12557.09ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 117.9MB in the end (delta: -2.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Witness Printer took 134.14ms. Allocated memory is still 195.0MB. Free memory was 117.9MB in the beginning and 113.7MB 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 23:12:01,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a687517-7ff8-4f58-b537-843deebeb9a9/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