./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 676276db79a43f24ac4768848febffe3dd303b6e2c16071dede4e51ae957576d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:30:29,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:30:29,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 05:30:29,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:30:29,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:30:29,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:30:29,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:30:29,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:30:29,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:30:29,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:30:29,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:30:29,116 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:30:29,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:30:29,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:30:29,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:30:29,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:30:29,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:30:29,117 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:30:29,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:30:29,117 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 676276db79a43f24ac4768848febffe3dd303b6e2c16071dede4e51ae957576d [2024-12-06 05:30:29,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:30:29,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:30:29,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:30:29,346 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:30:29,346 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:30:29,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c [2024-12-06 05:30:32,040 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/data/fc7722cbc/e0629c14c2fa4727a65c8354c0df8483/FLAG633195e3b [2024-12-06 05:30:32,204 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:30:32,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c [2024-12-06 05:30:32,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/data/fc7722cbc/e0629c14c2fa4727a65c8354c0df8483/FLAG633195e3b [2024-12-06 05:30:32,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/data/fc7722cbc/e0629c14c2fa4727a65c8354c0df8483 [2024-12-06 05:30:32,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:30:32,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:30:32,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:30:32,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:30:32,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:30:32,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550e8a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32, skipping insertion in model container [2024-12-06 05:30:32,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:30:32,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:30:32,726 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:30:32,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:30:32,748 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:30:32,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32 WrapperNode [2024-12-06 05:30:32,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:30:32,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:30:32,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:30:32,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:30:32,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,768 INFO L138 Inliner]: procedures = 5, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2024-12-06 05:30:32,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:30:32,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:30:32,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:30:32,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:30:32,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,778 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:30:32,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:30:32,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:30:32,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:30:32,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:32" (1/1) ... [2024-12-06 05:30:32,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:30:32,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:30:32,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:30:32,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:30:32,845 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2024-12-06 05:30:32,845 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2024-12-06 05:30:32,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:30:32,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:30:32,887 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:30:32,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:30:33,034 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 05:30:33,034 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:30:33,127 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:30:33,127 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:30:33,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:30:33 BoogieIcfgContainer [2024-12-06 05:30:33,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:30:33,128 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:30:33,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:30:33,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:30:33,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:30:33" (1/1) ... [2024-12-06 05:30:33,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:30:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2024-12-06 05:30:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2024-12-06 05:30:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:30:33,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2024-12-06 05:30:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2024-12-06 05:30:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:30:33,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2024-12-06 05:30:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2024-12-06 05:30:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:30:33,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2024-12-06 05:30:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-12-06 05:30:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:30:33,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2024-12-06 05:30:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2024-12-06 05:30:33,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:30:33,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 57 states and 87 transitions. [2024-12-06 05:30:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 87 transitions. [2024-12-06 05:30:33,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:30:33,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:33,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 68 states and 114 transitions. [2024-12-06 05:30:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2024-12-06 05:30:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:30:33,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:33,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2024-12-06 05:30:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2024-12-06 05:30:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2024-12-06 05:30:34,173 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2024-12-06 05:30:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 136 transitions. [2024-12-06 05:30:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2024-12-06 05:30:34,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 138 transitions. [2024-12-06 05:30:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 138 transitions. [2024-12-06 05:30:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2024-12-06 05:30:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2024-12-06 05:30:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:30:34,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 83 states and 136 transitions. [2024-12-06 05:30:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2024-12-06 05:30:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:30:34,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 81 states and 132 transitions. [2024-12-06 05:30:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 132 transitions. [2024-12-06 05:30:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:30:34,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 83 states and 134 transitions. [2024-12-06 05:30:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2024-12-06 05:30:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:30:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 85 states and 136 transitions. [2024-12-06 05:30:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2024-12-06 05:30:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:34,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:34,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 90 states and 150 transitions. [2024-12-06 05:30:34,957 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2024-12-06 05:30:34,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:30:34,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:34,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 81 states and 134 transitions. [2024-12-06 05:30:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-12-06 05:30:35,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:30:35,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 89 states and 149 transitions. [2024-12-06 05:30:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2024-12-06 05:30:35,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 87 states and 145 transitions. [2024-12-06 05:30:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 145 transitions. [2024-12-06 05:30:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 85 states and 141 transitions. [2024-12-06 05:30:35,333 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2024-12-06 05:30:35,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 87 states and 143 transitions. [2024-12-06 05:30:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2024-12-06 05:30:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:30:35,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 90 states and 152 transitions. [2024-12-06 05:30:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2024-12-06 05:30:35,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 83 states and 140 transitions. [2024-12-06 05:30:35,864 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2024-12-06 05:30:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 81 states and 136 transitions. [2024-12-06 05:30:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2024-12-06 05:30:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 79 states and 132 transitions. [2024-12-06 05:30:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 132 transitions. [2024-12-06 05:30:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:35,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:35,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:36,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 81 states and 134 transitions. [2024-12-06 05:30:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-12-06 05:30:36,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:36,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:36,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:36,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:30:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 73 states and 118 transitions. [2024-12-06 05:30:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 118 transitions. [2024-12-06 05:30:36,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:36,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:36,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:30:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 68 states and 105 transitions. [2024-12-06 05:30:36,322 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-12-06 05:30:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:30:36,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:36,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:36,328 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:30:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:36,352 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:30:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:36,366 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2024-12-06 05:30:36,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:30:36 ImpRootNode [2024-12-06 05:30:36,384 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:30:36,384 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:30:36,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:30:36,385 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:30:36,385 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:30:33" (3/4) ... [2024-12-06 05:30:36,386 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:30:36,411 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8. [2024-12-06 05:30:36,449 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:30:36,450 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:30:36,450 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:30:36,450 INFO L158 Benchmark]: Toolchain (without parser) took 3861.21ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 92.6MB in the beginning and 81.9MB in the end (delta: 10.7MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. [2024-12-06 05:30:36,451 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:30:36,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.15ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:30:36,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.50ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.1MB in the end (delta: 998.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:30:36,452 INFO L158 Benchmark]: Boogie Preprocessor took 18.20ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.2MB in the end (delta: 838.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:30:36,452 INFO L158 Benchmark]: RCFGBuilder took 339.62ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 60.5MB in the end (delta: 19.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:30:36,452 INFO L158 Benchmark]: CodeCheck took 3256.17ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 60.5MB in the beginning and 86.3MB in the end (delta: -25.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2024-12-06 05:30:36,452 INFO L158 Benchmark]: Witness Printer took 65.30ms. Allocated memory is still 209.7MB. Free memory was 86.3MB in the beginning and 81.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:30:36,454 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 2 procedures, 36 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5149 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4438 mSDsluCounter, 9242 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6984 mSDsCounter, 809 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3410 IncrementalHoareTripleChecker+Invalid, 4219 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 809 mSolverCounterUnsat, 2258 mSDtfsCounter, 3410 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4713 GetRequests, 4365 SyntacticMatches, 286 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1643 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 1510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 25 PerfectInterpolantSequences, 2/7 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L53] int d = 1; [L54] int x = __VERIFIER_nondet_int(); [L56] COND TRUE __VERIFIER_nondet_int() [L57] EXPR d - 1 [L57] d = d - 1 VAL [d=0, x=2147483647] [L61] COND FALSE !(__VERIFIER_nondet_int()) [L64] COND FALSE !(__VERIFIER_nondet_int()) [L67] COND FALSE !(__VERIFIER_nondet_int()) [L70] COND FALSE !(__VERIFIER_nondet_int()) [L76] COND TRUE __VERIFIER_nondet_int() [L77] EXPR d - 1 [L77] d = d - 1 VAL [d=-1, x=2147483647] [L80] COND TRUE x > 0 VAL [d=-1, x=2147483647] [L81] x - d * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.15ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.50ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.1MB in the end (delta: 998.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.20ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.2MB in the end (delta: 838.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.62ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 60.5MB in the end (delta: 19.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 3256.17ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 60.5MB in the beginning and 86.3MB in the end (delta: -25.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Witness Printer took 65.30ms. Allocated memory is still 209.7MB. Free memory was 86.3MB in the beginning and 81.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:30:36,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362813b2-94dd-4ff7-98db-c32288a1cbe1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)