./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_3_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm --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 cf7f7457cdd0c5557ed6396b1b77324a2673e1bc1f66f80f06950a47fe88485c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:04:05,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:04:05,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:04:05,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:04:05,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:04:05,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:04:05,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:04:05,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:04:05,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:04:05,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:04:05,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:04:05,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:04:05,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:04:05,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:04:05,994 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:04:05,994 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:04:05,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:04:05,995 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:04:05,995 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:04:05,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:05,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:04:05,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:04:05,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:04:05,997 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:04:05,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:04:05,997 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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/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 ! 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 -> cf7f7457cdd0c5557ed6396b1b77324a2673e1bc1f66f80f06950a47fe88485c [2024-11-13 21:04:06,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:04:06,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:04:06,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:04:06,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:04:06,462 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:04:06,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_3_3.i Unable to find full path for "g++" [2024-11-13 21:04:08,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:04:09,211 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:04:09,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/sv-benchmarks/c/combinations/gcd_2+newton_3_3.i [2024-11-13 21:04:09,224 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/data/5590ffc0c/dd8afc32c3824e4e90a52e148b3e35ef/FLAG1039f4b77 [2024-11-13 21:04:09,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/data/5590ffc0c/dd8afc32c3824e4e90a52e148b3e35ef [2024-11-13 21:04:09,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:04:09,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:04:09,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:09,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:04:09,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:04:09,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df190cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09, skipping insertion in model container [2024-11-13 21:04:09,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,303 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:04:09,538 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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/sv-benchmarks/c/combinations/gcd_2+newton_3_3.i[1226,1239] [2024-11-13 21:04:09,592 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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/sv-benchmarks/c/combinations/gcd_2+newton_3_3.i[2862,2875] [2024-11-13 21:04:09,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:09,615 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:04:09,629 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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/sv-benchmarks/c/combinations/gcd_2+newton_3_3.i[1226,1239] [2024-11-13 21:04:09,654 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_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/sv-benchmarks/c/combinations/gcd_2+newton_3_3.i[2862,2875] [2024-11-13 21:04:09,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:09,680 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:04:09,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09 WrapperNode [2024-11-13 21:04:09,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:09,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:09,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:04:09,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:04:09,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,738 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 90 [2024-11-13 21:04:09,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:09,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:04:09,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:04:09,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:04:09,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:04:09,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:04:09,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:04:09,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:04:09,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:09" (1/1) ... [2024-11-13 21:04:09,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:09,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:04:09,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:04:09,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecf8429f-a35e-45b7-bd8b-d2bb85fefb6c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:04:09,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:04:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 21:04:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 21:04:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:04:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:04:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:04:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:04:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:04:10,005 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:04:10,008 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:04:10,358 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 21:04:10,358 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:04:10,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:04:10,468 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:04:10,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:10 BoogieIcfgContainer [2024-11-13 21:04:10,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:04:10,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:04:10,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:04:10,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:04:10,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:10" (1/1) ... [2024-11-13 21:04:10,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:04:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-11-13 21:04:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-11-13 21:04:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:04:10,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:10,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:11,009 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 21:04:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-13 21:04:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-13 21:04:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:04:11,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:11,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-11-13 21:04:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-13 21:04:12,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:04:12,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:12,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:13,066 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 21:04:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-11-13 21:04:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-13 21:04:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:04:13,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:13,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat