./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/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_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c398287975b44a672accc5dcc25b28e536e19f2a0478c0e2a0b4b73bd7a8e18 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:31:31,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:31:32,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:31:32,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:31:32,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:31:32,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:31:32,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:31:32,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:31:32,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:31:32,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:31:32,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:31:32,054 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:31:32,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:31:32,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:31:32,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:31:32,055 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:31:32,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:31:32,056 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_855c2295-aee4-4b94-8b97-68fccfb6c1a1/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c398287975b44a672accc5dcc25b28e536e19f2a0478c0e2a0b4b73bd7a8e18 [2024-12-06 03:31:32,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:31:32,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:31:32,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:31:32,290 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:31:32,291 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:31:32,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_2+newton_2_8.i [2024-12-06 03:31:34,910 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/data/fe454258c/f0c980e6a1c24ed590a2f833d0cc9590/FLAG8578a9166 [2024-12-06 03:31:35,094 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:31:35,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/sv-benchmarks/c/combinations/gcd_2+newton_2_8.i [2024-12-06 03:31:35,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/data/fe454258c/f0c980e6a1c24ed590a2f833d0cc9590/FLAG8578a9166 [2024-12-06 03:31:35,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/data/fe454258c/f0c980e6a1c24ed590a2f833d0cc9590 [2024-12-06 03:31:35,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:31:35,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:31:35,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:31:35,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:31:35,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:31:35,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac70fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35, skipping insertion in model container [2024-12-06 03:31:35,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:31:35,600 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/sv-benchmarks/c/combinations/gcd_2+newton_2_8.i[1226,1239] [2024-12-06 03:31:35,620 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/sv-benchmarks/c/combinations/gcd_2+newton_2_8.i[2841,2854] [2024-12-06 03:31:35,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:31:35,627 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:31:35,636 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/sv-benchmarks/c/combinations/gcd_2+newton_2_8.i[1226,1239] [2024-12-06 03:31:35,646 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/sv-benchmarks/c/combinations/gcd_2+newton_2_8.i[2841,2854] [2024-12-06 03:31:35,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:31:35,661 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:31:35,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35 WrapperNode [2024-12-06 03:31:35,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:31:35,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:31:35,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:31:35,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:31:35,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,692 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 85 [2024-12-06 03:31:35,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:31:35,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:31:35,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:31:35,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:31:35,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,706 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:31:35,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:31:35,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:31:35,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:31:35,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:35" (1/1) ... [2024-12-06 03:31:35,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:31:35,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:31:35,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:31:35,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855c2295-aee4-4b94-8b97-68fccfb6c1a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:31:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:31:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 03:31:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 03:31:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 03:31:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 03:31:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:31:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:31:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:31:35,826 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:31:35,827 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:31:35,989 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-12-06 03:31:35,989 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:31:36,043 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:31:36,043 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:31:36,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:36 BoogieIcfgContainer [2024-12-06 03:31:36,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:31:36,044 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:31:36,044 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:31:36,052 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:31:36,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:36" (1/1) ... [2024-12-06 03:31:36,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:31:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2024-12-06 03:31:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2024-12-06 03:31:36,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:31:36,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:36,343 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 03:31:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:36,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-12-06 03:31:36,405 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-12-06 03:31:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:31:36,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:36,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:31:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-12-06 03:31:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-12-06 03:31:36,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:31:36,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:36,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:37,503 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 03:31:38,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-12-06 03:31:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-12-06 03:31:38,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:31:38,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:38,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:31:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:39,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-12-06 03:31:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-12-06 03:31:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:31:39,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:39,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:31:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2024-12-06 03:31:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2024-12-06 03:31:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:31:42,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:42,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat