./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/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_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm --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-826ab2b [2024-11-13 21:03:08,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:03:08,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:03:08,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:03:08,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:03:09,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:03:09,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:03:09,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:03:09,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:03:09,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:03:09,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:03:09,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:03:09,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:03:09,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:03:09,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:03:09,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:03:09,014 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:03:09,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:03:09,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:09,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:03:09,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:03:09,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:03:09,015 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:03:09,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:03:09,015 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_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 21:03:09,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:03:09,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:03:09,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:03:09,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:03:09,334 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:03:09,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c Unable to find full path for "g++" [2024-11-13 21:03:11,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:11,569 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:11,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c [2024-11-13 21:03:11,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/data/c4268c9e1/175d1a92c9e440c98f0d5203732968b1/FLAG887ab2204 [2024-11-13 21:03:11,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/data/c4268c9e1/175d1a92c9e440c98f0d5203732968b1 [2024-11-13 21:03:11,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:11,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:11,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:11,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:11,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:11,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:11" (1/1) ... [2024-11-13 21:03:11,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@195d959f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:11, skipping insertion in model container [2024-11-13 21:03:11,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:11" (1/1) ... [2024-11-13 21:03:11,951 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:12,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:12,131 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:12,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:12,159 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:12,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12 WrapperNode [2024-11-13 21:03:12,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:12,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:12,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:12,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:12,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,189 INFO L138 Inliner]: procedures = 5, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2024-11-13 21:03:12,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:12,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:12,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:12,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:12,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,214 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:12,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:12,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:12,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:12,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:12,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:12,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:12,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:12,301 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2024-11-13 21:03:12,301 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2024-11-13 21:03:12,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:12,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:12,376 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:12,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:12,660 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:12,661 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:12,800 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:12,801 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:03:12,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:12 BoogieIcfgContainer [2024-11-13 21:03:12,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:12,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:12,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:12,813 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:12,813 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:12" (1/1) ... [2024-11-13 21:03:12,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2024-11-13 21:03:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2024-11-13 21:03:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:03:12,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2024-11-13 21:03:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2024-11-13 21:03:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:03:13,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2024-11-13 21:03:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2024-11-13 21:03:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:03:13,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2024-11-13 21:03:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-11-13 21:03:13,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:03:13,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:13,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2024-11-13 21:03:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2024-11-13 21:03:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:03:13,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 57 states and 87 transitions. [2024-11-13 21:03:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 87 transitions. [2024-11-13 21:03:13,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:03:13,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 68 states and 114 transitions. [2024-11-13 21:03:14,020 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2024-11-13 21:03:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:03:14,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2024-11-13 21:03:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2024-11-13 21:03:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:14,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2024-11-13 21:03:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2024-11-13 21:03:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:14,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 136 transitions. [2024-11-13 21:03:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2024-11-13 21:03:14,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:14,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 138 transitions. [2024-11-13 21:03:14,553 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 138 transitions. [2024-11-13 21:03:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:14,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2024-11-13 21:03:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2024-11-13 21:03:14,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:03:14,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 83 states and 136 transitions. [2024-11-13 21:03:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2024-11-13 21:03:14,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:03:14,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 81 states and 132 transitions. [2024-11-13 21:03:14,833 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 132 transitions. [2024-11-13 21:03:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:03:14,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 83 states and 134 transitions. [2024-11-13 21:03:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2024-11-13 21:03:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:14,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:03:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 85 states and 136 transitions. [2024-11-13 21:03:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2024-11-13 21:03:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:15,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 90 states and 150 transitions. [2024-11-13 21:03:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2024-11-13 21:03:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:03:15,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 81 states and 134 transitions. [2024-11-13 21:03:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-11-13 21:03:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:03:15,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:15,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 89 states and 149 transitions. [2024-11-13 21:03:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2024-11-13 21:03:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:15,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 87 states and 145 transitions. [2024-11-13 21:03:15,914 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 145 transitions. [2024-11-13 21:03:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:15,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 85 states and 141 transitions. [2024-11-13 21:03:16,007 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2024-11-13 21:03:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 87 states and 143 transitions. [2024-11-13 21:03:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2024-11-13 21:03:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:03:16,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 90 states and 152 transitions. [2024-11-13 21:03:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2024-11-13 21:03:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 83 states and 140 transitions. [2024-11-13 21:03:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2024-11-13 21:03:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 81 states and 136 transitions. [2024-11-13 21:03:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2024-11-13 21:03:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 79 states and 132 transitions. [2024-11-13 21:03:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 132 transitions. [2024-11-13 21:03:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 81 states and 134 transitions. [2024-11-13 21:03:16,919 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-11-13 21:03:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 73 states and 118 transitions. [2024-11-13 21:03:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 118 transitions. [2024-11-13 21:03:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:16,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:17,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:03:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 68 states and 105 transitions. [2024-11-13 21:03:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-11-13 21:03:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:03:17,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:17,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:17,322 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:17,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:17,383 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2024-11-13 21:03:17,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:03:17 ImpRootNode [2024-11-13 21:03:17,416 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:03:17,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:03:17,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:03:17,417 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:03:17,418 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:12" (3/4) ... [2024-11-13 21:03:17,419 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:03:17,462 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:03:17,463 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:03:17,464 INFO L158 Benchmark]: Toolchain (without parser) took 5544.31ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 43.0MB in the end (delta: 50.1MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-13 21:03:17,467 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:17,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.12ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.8MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:17,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.65ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:17,468 INFO L158 Benchmark]: Boogie Preprocessor took 25.82ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.9MB in the end (delta: 545.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:17,468 INFO L158 Benchmark]: RCFGBuilder took 581.85ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 61.2MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:03:17,468 INFO L158 Benchmark]: CodeCheck took 4613.84ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 45.2MB in the end (delta: 15.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:17,469 INFO L158 Benchmark]: Witness Printer took 46.43ms. Allocated memory is still 117.4MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:17,470 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: 4.6s, 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, 6.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4438 mSDsluCounter, 9242 SdHoareTripleChecker+Invalid, 5.7s 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, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4713 GetRequests, 4365 SyntacticMatches, 286 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1643 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s 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 - 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 is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.12ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.8MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.65ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.82ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.9MB in the end (delta: 545.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.85ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 61.2MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 4613.84ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 45.2MB in the end (delta: 15.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Witness Printer took 46.43ms. Allocated memory is still 117.4MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:03:17,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb457853-d616-420b-acfb-4fc46962f56d/bin/ukojak-verify-EEHR8qb7sm/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)