./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/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_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ae0381e0fc321a4bef875cc97d6a437c7ca54ffeb3bb010be2e47fa76c5a5f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:24:09,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:24:09,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:24:09,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:24:09,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:24:09,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:24:09,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:24:09,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:24:09,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:24:09,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:24:09,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:24:09,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:24:09,518 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:24:09,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:24:09,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:24:09,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:24:09,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:24:09,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:24:09,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:24:09,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:24:09,521 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:24:09,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:24:09,521 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:24:09,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:24:09,522 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:24:09,523 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:24:09,523 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:24:09,523 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:24:09,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:24:09,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:24:09,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:24:09,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:24:09,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:24:09,525 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:24:09,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:24:09,526 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_cc615805-f317-4f82-a9fa-ed4ead5811f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ae0381e0fc321a4bef875cc97d6a437c7ca54ffeb3bb010be2e47fa76c5a5f [2024-11-09 00:24:09,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:24:09,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:24:09,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:24:09,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:24:09,821 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:24:09,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_valuebound20.c Unable to find full path for "g++" [2024-11-09 00:24:11,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:24:12,122 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:24:12,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/sv-benchmarks/c/nla-digbench-scaling/geo1-u2_valuebound20.c [2024-11-09 00:24:12,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/data/7411c9c78/1403ee37ceb348239e5440ec5963791c/FLAGa267e9299 [2024-11-09 00:24:12,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/data/7411c9c78/1403ee37ceb348239e5440ec5963791c [2024-11-09 00:24:12,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:24:12,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:24:12,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:24:12,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:24:12,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:24:12,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240f76fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12, skipping insertion in model container [2024-11-09 00:24:12,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:24:12,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:24:12,772 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:24:12,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:24:12,816 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:24:12,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12 WrapperNode [2024-11-09 00:24:12,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:24:12,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:24:12,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:24:12,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:24:12,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,862 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2024-11-09 00:24:12,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:24:12,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:24:12,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:24:12,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:24:12,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:24:12,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:24:12,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:24:12,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:24:12,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:24:12" (1/1) ... [2024-11-09 00:24:12,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:24:12,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:24:12,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:24:12,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc615805-f317-4f82-a9fa-ed4ead5811f9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:24:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:24:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:24:12,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:24:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:24:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:24:12,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:24:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:24:12,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:24:13,038 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:24:13,041 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:24:13,362 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-11-09 00:24:13,362 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:24:13,406 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:24:13,406 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:24:13,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:24:13 BoogieIcfgContainer [2024-11-09 00:24:13,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:24:13,408 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:24:13,408 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:24:13,420 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:24:13,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:24:13" (1/1) ... [2024-11-09 00:24:13,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:24:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-11-09 00:24:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-11-09 00:24:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:24:13,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:13,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2024-11-09 00:24:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2024-11-09 00:24:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:24:13,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:13,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:13,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:13,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:13,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:13,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-11-09 00:24:13,878 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-11-09 00:24:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:24:13,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:13,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:13,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:13,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-11-09 00:24:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-11-09 00:24:13,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:24:13,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:13,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:14,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:14,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:14,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:14,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2024-11-09 00:24:14,143 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2024-11-09 00:24:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:24:14,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:14,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2024-11-09 00:24:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2024-11-09 00:24:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:24:14,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:14,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:24:14,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2024-11-09 00:24:14,598 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2024-11-09 00:24:14,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:24:14,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:14,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:14,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:15,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:15,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2024-11-09 00:24:15,119 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2024-11-09 00:24:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:24:15,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:15,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2024-11-09 00:24:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2024-11-09 00:24:15,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:24:15,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:15,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:15,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-09 00:24:15,863 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-09 00:24:15,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:24:15,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:15,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:15,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:15,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2024-11-09 00:24:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-11-09 00:24:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:24:16,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:16,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:17,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2024-11-09 00:24:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2024-11-09 00:24:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:24:17,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:17,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:17,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:17,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:17,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2024-11-09 00:24:17,136 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2024-11-09 00:24:17,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:24:17,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:17,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 97 states and 115 transitions. [2024-11-09 00:24:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2024-11-09 00:24:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:24:17,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:17,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 98 states and 117 transitions. [2024-11-09 00:24:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2024-11-09 00:24:17,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:24:17,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:17,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:20,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:20,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 101 states and 121 transitions. [2024-11-09 00:24:20,335 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 121 transitions. [2024-11-09 00:24:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:24:20,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:20,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:20,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:24:20,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:20,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions. [2024-11-09 00:24:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2024-11-09 00:24:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:24:20,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:20,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:26,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:24:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 107 states and 129 transitions. [2024-11-09 00:24:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 129 transitions. [2024-11-09 00:24:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:24:28,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:28,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:28,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:24:28,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 117 states and 145 transitions. [2024-11-09 00:24:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2024-11-09 00:24:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:24:30,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:31,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2024-11-09 00:24:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2024-11-09 00:24:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:24:31,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:31,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:31,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 164 transitions. [2024-11-09 00:24:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 164 transitions. [2024-11-09 00:24:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:24:33,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:33,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:34,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 134 states and 165 transitions. [2024-11-09 00:24:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 165 transitions. [2024-11-09 00:24:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:24:37,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:37,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:24:37,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 149 states and 183 transitions. [2024-11-09 00:24:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 183 transitions. [2024-11-09 00:24:40,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:24:40,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:40,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:40,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:24:40,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:24:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:47,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 168 states and 210 transitions. [2024-11-09 00:24:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 210 transitions. [2024-11-09 00:24:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:24:47,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:47,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:47,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:24:47,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:24:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 172 states and 218 transitions. [2024-11-09 00:24:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 218 transitions. [2024-11-09 00:24:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:24:48,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:48,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:48,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:24:48,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:24:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 177 states and 226 transitions. [2024-11-09 00:24:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 226 transitions. [2024-11-09 00:24:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:24:51,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:51,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:51,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:24:51,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:24:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 179 states and 228 transitions. [2024-11-09 00:24:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2024-11-09 00:24:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 00:24:53,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:53,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:25:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 180 states and 230 transitions. [2024-11-09 00:25:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 230 transitions. [2024-11-09 00:25:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:25:01,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:01,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:25:01,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:25:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 186 states and 237 transitions. [2024-11-09 00:25:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2024-11-09 00:25:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 00:25:07,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:07,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:07,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:25:07,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:25:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 187 states and 240 transitions. [2024-11-09 00:25:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 240 transitions. [2024-11-09 00:25:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:25:12,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:12,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:12,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 00:25:15,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 187 states and 239 transitions. [2024-11-09 00:25:15,176 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 239 transitions. [2024-11-09 00:25:15,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:25:15,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:15,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:15,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:25:15,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:25:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 189 states and 242 transitions. [2024-11-09 00:25:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 242 transitions. [2024-11-09 00:25:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:25:21,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:21,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:21,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:25:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 207 states and 273 transitions. [2024-11-09 00:25:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 273 transitions. [2024-11-09 00:25:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:25:26,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:26,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:26,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:25:26,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:25:26,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 210 states and 282 transitions. [2024-11-09 00:25:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 282 transitions. [2024-11-09 00:25:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:25:26,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:26,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:25:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 221 states and 298 transitions. [2024-11-09 00:25:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 298 transitions. [2024-11-09 00:25:34,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 00:25:34,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:34,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:25:40,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 240 states and 335 transitions. [2024-11-09 00:25:40,945 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 335 transitions. [2024-11-09 00:25:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 00:25:40,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:40,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:40,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:25:40,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:25:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:48,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 249 states and 353 transitions. [2024-11-09 00:25:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 353 transitions. [2024-11-09 00:25:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 00:25:48,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:48,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:25:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 260 states and 368 transitions. [2024-11-09 00:25:53,759 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 368 transitions. [2024-11-09 00:25:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:25:53,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:53,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:26:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 262 states and 371 transitions. [2024-11-09 00:26:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 371 transitions. [2024-11-09 00:26:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:26:03,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:03,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:03,072 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:26:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:17,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 375 transitions. [2024-11-09 00:26:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 375 transitions. [2024-11-09 00:26:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:26:17,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:17,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:17,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:26:17,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:29:20,114 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification. DAG size of input: 48 DAG size of output: 17 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:29:26,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:29:28,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:29:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 278 states and 398 transitions. [2024-11-09 00:29:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 398 transitions. [2024-11-09 00:29:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:29:56,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:56,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:29:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:56,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:29:56,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:30:35,392 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification. DAG size of input: 41 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:32:17,886 WARN L286 SmtUtils]: Spent 50.18s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:32:28,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:35:41,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:38:37,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:38:37,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:38:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 287 states and 415 transitions. [2024-11-09 00:38:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 415 transitions. [2024-11-09 00:38:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:38:37,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:38:37,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:38:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:38:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:38:37,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:38:37,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:38:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:39:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 294 states and 421 transitions. [2024-11-09 00:39:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 421 transitions. [2024-11-09 00:39:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:39:00,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:00,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:39:00,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:39:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.