./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk --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 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:28,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:28,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:40:28,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:40:28,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:40:28,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:28,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:28,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:28,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:28,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:28,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:28,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:28,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:40:28,835 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:40:28,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:40:28,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:28,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:28,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:28,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:28,839 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:28,839 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:40:28,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:28,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:28,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:28,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:28,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:28,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:28,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:28,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:28,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:28,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:28,846 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:40:28,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:40:28,850 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 [2024-11-08 22:40:29,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:29,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:29,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:29,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:29,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:29,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i Unable to find full path for "g++" [2024-11-08 22:40:31,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:40:31,411 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:40:31,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i [2024-11-08 22:40:31,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/data/468fc7b83/a171ed60fc374633b24d393005774324/FLAGdd91a3ff7 [2024-11-08 22:40:31,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/data/468fc7b83/a171ed60fc374633b24d393005774324 [2024-11-08 22:40:31,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:40:31,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:40:31,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:31,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:40:31,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:40:31,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:31" (1/1) ... [2024-11-08 22:40:31,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4963883d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:31, skipping insertion in model container [2024-11-08 22:40:31,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:31" (1/1) ... [2024-11-08 22:40:31,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:40:32,042 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_7f9f6a14-72df-44ef-ac32-2390e5641a63/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2024-11-08 22:40:32,079 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_7f9f6a14-72df-44ef-ac32-2390e5641a63/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2024-11-08 22:40:32,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:32,090 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:32,103 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_7f9f6a14-72df-44ef-ac32-2390e5641a63/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2024-11-08 22:40:32,120 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_7f9f6a14-72df-44ef-ac32-2390e5641a63/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2024-11-08 22:40:32,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:32,142 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:32,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32 WrapperNode [2024-11-08 22:40:32,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:32,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:32,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:32,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:32,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,202 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 90 [2024-11-08 22:40:32,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:32,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:32,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:32,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:32,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:32,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:32,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:32,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:32,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:32,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:32,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:32,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9f6a14-72df-44ef-ac32-2390e5641a63/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:40:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:40:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:40:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:40:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:40:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:32,377 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:32,382 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:32,714 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:32,715 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:32,806 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:32,806 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:40:32,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:32 BoogieIcfgContainer [2024-11-08 22:40:32,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:32,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:32,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:32,824 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:32,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:32" (1/1) ... [2024-11-08 22:40:32,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-08 22:40:32,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 22:40:32,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:40:32,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:32,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:33,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-08 22:40:33,439 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-08 22:40:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:40:33,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:33,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2024-11-08 22:40:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2024-11-08 22:40:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:40:33,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:33,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2024-11-08 22:40:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2024-11-08 22:40:34,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:40:34,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:34,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2024-11-08 22:40:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2024-11-08 22:40:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:40:37,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:37,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:40:42,493 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:40:42,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:40:42,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:42,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:40:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2024-11-08 22:40:47,392 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2024-11-08 22:40:47,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:40:47,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:47,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat