./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.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_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/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_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/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_98a5769d-9f3c-4870-b596-ba8d21175329/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 aca8f035d06c0b5071d069d3e7dfc8602e7f38b097f4966dbc919eb2aff21501 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:03,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:03,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:27:03,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:03,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:03,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:03,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:03,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:03,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:03,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:03,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:03,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:03,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:27:03,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:03,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:27:03,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:03,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:03,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:03,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:03,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:03,757 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:27:03,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:03,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:03,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:03,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:03,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:03,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:03,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:03,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:03,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:03,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:03,766 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:03,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:03,766 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_98a5769d-9f3c-4870-b596-ba8d21175329/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aca8f035d06c0b5071d069d3e7dfc8602e7f38b097f4966dbc919eb2aff21501 [2024-11-08 22:27:04,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:04,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:04,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:04,121 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:04,122 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:04,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i Unable to find full path for "g++" [2024-11-08 22:27:06,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:06,456 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:06,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i [2024-11-08 22:27:06,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/data/349b5fe01/9b76feefcd5a485f81708a989712f108/FLAGbdcecca38 [2024-11-08 22:27:06,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/data/349b5fe01/9b76feefcd5a485f81708a989712f108 [2024-11-08 22:27:06,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:06,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:06,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:06,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:06,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:06,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52284e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06, skipping insertion in model container [2024-11-08 22:27:06,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,879 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:07,097 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_98a5769d-9f3c-4870-b596-ba8d21175329/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i[950,963] [2024-11-08 22:27:07,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:07,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:07,153 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_98a5769d-9f3c-4870-b596-ba8d21175329/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i[950,963] [2024-11-08 22:27:07,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:07,184 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:07,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07 WrapperNode [2024-11-08 22:27:07,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:07,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:07,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:07,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:07,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,227 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-11-08 22:27:07,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:07,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:07,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:07,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:07,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:07,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:07,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:07,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:07,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:07,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:07,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:07,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a5769d-9f3c-4870-b596-ba8d21175329/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:07,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:07,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:27:07,367 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:27:07,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:27:07,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:07,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:07,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:27:07,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:27:07,459 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:07,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:07,634 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:07,635 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:27:07,712 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:27:07,712 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:27:07,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:07 BoogieIcfgContainer [2024-11-08 22:27:07,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:27:07,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:27:07,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:27:07,728 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:27:07,728 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:07" (1/1) ... [2024-11-08 22:27:07,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:27:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-08 22:27:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-08 22:27:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:27:07,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:07,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:08,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 22:27:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 22:27:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:27:08,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2024-11-08 22:27:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-08 22:27:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:27:08,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:08,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 37 transitions. [2024-11-08 22:27:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 22:27:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:27:08,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:08,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:09,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:27:09,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:27:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-08 22:27:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-08 22:27:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:27:09,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:09,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 58 transitions. [2024-11-08 22:27:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2024-11-08 22:27:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:27:10,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:10,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 66 transitions. [2024-11-08 22:27:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-08 22:27:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:27:10,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:10,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:11,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:27:11,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:27:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 68 transitions. [2024-11-08 22:27:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-08 22:27:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:27:12,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:12,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:12,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:27:12,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:12,256 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:27:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 74 transitions. [2024-11-08 22:27:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2024-11-08 22:27:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:27:12,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:14,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:14,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 74 transitions. [2024-11-08 22:27:14,292 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 22:27:14,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:27:14,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:14,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 80 transitions. [2024-11-08 22:27:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-08 22:27:14,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:27:14,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:14,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:14,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:27:14,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:27:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 82 transitions. [2024-11-08 22:27:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-11-08 22:27:15,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:27:15,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:15,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 91 transitions. [2024-11-08 22:27:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2024-11-08 22:27:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:27:16,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:16,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:16,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:27:16,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:16,237 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 22:27:16,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 56 states and 97 transitions. [2024-11-08 22:27:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-08 22:27:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:27:16,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:16,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:20,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 118 transitions. [2024-11-08 22:27:20,394 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2024-11-08 22:27:20,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:27:20,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:20,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 65 states and 127 transitions. [2024-11-08 22:27:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2024-11-08 22:27:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:27:20,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:21,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:27:21,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-08 22:27:21,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 67 states and 129 transitions. [2024-11-08 22:27:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2024-11-08 22:27:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:27:21,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:21,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 70 states and 140 transitions. [2024-11-08 22:27:23,200 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2024-11-08 22:27:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:27:23,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:23,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:23,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:27:23,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:23,329 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:27:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 73 states and 146 transitions. [2024-11-08 22:27:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 146 transitions. [2024-11-08 22:27:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:27:24,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:24,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:24,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 22:27:24,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:26,186 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:27:39,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 86 states and 192 transitions. [2024-11-08 22:27:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 192 transitions. [2024-11-08 22:27:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:27:39,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:39,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:41,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 88 states and 198 transitions. [2024-11-08 22:27:41,649 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 198 transitions. [2024-11-08 22:27:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:27:41,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:41,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:41,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:27:41,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:27:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 98 states and 242 transitions. [2024-11-08 22:27:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 242 transitions. [2024-11-08 22:27:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:27:56,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:56,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:27:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:56,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:27:56,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 103 states and 253 transitions. [2024-11-08 22:28:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 253 transitions. [2024-11-08 22:28:02,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:28:02,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:02,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:02,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 22:28:02,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 105 states and 257 transitions. [2024-11-08 22:28:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 257 transitions. [2024-11-08 22:28:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:28:05,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:05,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:05,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:28:05,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:11,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:11,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 109 states and 263 transitions. [2024-11-08 22:28:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 263 transitions. [2024-11-08 22:28:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:28:11,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:11,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 111 states and 269 transitions. [2024-11-08 22:28:13,565 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 269 transitions. [2024-11-08 22:28:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:28:13,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:13,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:13,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:28:13,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:17,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 114 states and 278 transitions. [2024-11-08 22:28:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 278 transitions. [2024-11-08 22:28:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:28:17,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:17,992 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 116 states and 295 transitions. [2024-11-08 22:28:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 295 transitions. [2024-11-08 22:28:18,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:28:18,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:18,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:28:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 119 states and 313 transitions. [2024-11-08 22:28:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 313 transitions. [2024-11-08 22:28:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:28:21,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:21,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:21,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:28:21,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:21,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 22:28:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 121 states and 315 transitions. [2024-11-08 22:28:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 315 transitions. [2024-11-08 22:28:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:28:22,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:22,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:22,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:28:22,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:22,179 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 22:28:23,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:23,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 124 states and 321 transitions. [2024-11-08 22:28:23,506 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 321 transitions. [2024-11-08 22:28:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:28:23,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:23,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:23,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:28:23,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:28:48,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:28:56,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:28:58,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:58,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 132 states and 364 transitions. [2024-11-08 22:28:58,431 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 364 transitions. [2024-11-08 22:28:58,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:28:58,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:58,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:58,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 22:28:58,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:29:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:35,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 138 states and 385 transitions. [2024-11-08 22:29:35,742 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 385 transitions. [2024-11-08 22:29:35,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:29:35,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:35,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:29:46,607 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:29:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 140 states and 396 transitions. [2024-11-08 22:29:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 396 transitions. [2024-11-08 22:29:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:29:48,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:48,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:29:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:48,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:29:48,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:30:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 143 states and 411 transitions. [2024-11-08 22:30:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 411 transitions. [2024-11-08 22:30:56,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:30:56,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:56,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:30:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:31:09,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:09,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 145 states and 419 transitions. [2024-11-08 22:31:09,467 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 419 transitions. [2024-11-08 22:31:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:31:09,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:09,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:31:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 145 states and 417 transitions. [2024-11-08 22:31:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 417 transitions. [2024-11-08 22:31:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:31:11,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:11,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:31:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 147 states and 423 transitions. [2024-11-08 22:31:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 423 transitions. [2024-11-08 22:31:16,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:31:16,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:16,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:31:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:16,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:31:16,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:31:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:33:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:33:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 153 states and 446 transitions. [2024-11-08 22:33:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 446 transitions. [2024-11-08 22:33:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:33:20,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:33:20,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:33:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:33:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:33:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:33:34,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 153 states and 445 transitions. [2024-11-08 22:33:34,319 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 445 transitions. [2024-11-08 22:33:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:33:34,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:33:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:33:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:33:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:33:34,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:33:34,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:35:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:36:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:22,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 154 states and 456 transitions. [2024-11-08 22:36:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 456 transitions. [2024-11-08 22:36:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:36:22,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:22,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:22,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:36:22,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.