./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC --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 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:14:13,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:13,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:14:13,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:13,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:13,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:13,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:13,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:13,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:13,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:13,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:13,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:13,894 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:14:13,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:13,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:14:13,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:13,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:13,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:13,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:13,900 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:14:13,900 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:14:13,901 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:14:13,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:13,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:13,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:13,903 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:13,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:13,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:13,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:13,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:13,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:13,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:13,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:13,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:13,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:13,908 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_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 [2023-11-23 20:14:14,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:14,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:14,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:14,338 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:14,340 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:14,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2023-11-23 20:14:17,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:17,571 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:17,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2023-11-23 20:14:17,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/data/93f751eda/1aba118973f84aa09202bdd258a4bd12/FLAGa684450c6 [2023-11-23 20:14:17,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/data/93f751eda/1aba118973f84aa09202bdd258a4bd12 [2023-11-23 20:14:17,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:17,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:17,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:17,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:17,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:17,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:17,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e33e186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17, skipping insertion in model container [2023-11-23 20:14:17,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:17,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:17,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:17,886 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:17,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:17,958 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:17,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17 WrapperNode [2023-11-23 20:14:17,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:17,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:17,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:17,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:17,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:17,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,006 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-23 20:14:18,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:18,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:18,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:18,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:18,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:18,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:18,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:18,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:18,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:17" (1/1) ... [2023-11-23 20:14:18,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:18,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:18,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:18,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e4aaa72-ef2f-44ee-9be5-c7fe6f99cc9a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:14:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:14:18,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:14:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:14:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:14:18,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:14:18,236 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:18,239 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:18,821 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:18,858 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:18,858 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:14:18,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:18 BoogieIcfgContainer [2023-11-23 20:14:18,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:18,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:18,861 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:18,872 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:18,873 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:18" (1/1) ... [2023-11-23 20:14:18,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:18,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2023-11-23 20:14:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2023-11-23 20:14:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:14:18,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:18,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:19,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:14:19,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2023-11-23 20:14:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-11-23 20:14:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:14:19,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:19,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:14:19,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:19,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 125 transitions. [2023-11-23 20:14:20,207 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2023-11-23 20:14:20,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:14:20,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:20,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:20,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:14:20,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 134 transitions. [2023-11-23 20:14:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-11-23 20:14:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:14:20,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:20,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:14:20,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:21,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 143 transitions. [2023-11-23 20:14:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2023-11-23 20:14:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:14:21,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:21,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:21,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 124 states and 154 transitions. [2023-11-23 20:14:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2023-11-23 20:14:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:14:21,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:21,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:21,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 131 states and 167 transitions. [2023-11-23 20:14:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2023-11-23 20:14:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:14:23,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:24,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 139 states and 182 transitions. [2023-11-23 20:14:24,249 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2023-11-23 20:14:24,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:14:24,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:14:24,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 140 states and 183 transitions. [2023-11-23 20:14:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2023-11-23 20:14:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:14:24,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:24,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 143 states and 188 transitions. [2023-11-23 20:14:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 188 transitions. [2023-11-23 20:14:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:24,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:24,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 142 states and 187 transitions. [2023-11-23 20:14:25,085 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 187 transitions. [2023-11-23 20:14:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:25,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:25,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:25,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:25,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 150 states and 203 transitions. [2023-11-23 20:14:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 203 transitions. [2023-11-23 20:14:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:14:26,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:26,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:26,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:26,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 149 states and 202 transitions. [2023-11-23 20:14:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2023-11-23 20:14:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:14:26,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:26,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:26,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:14:26,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:28,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:28,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 158 states and 220 transitions. [2023-11-23 20:14:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 220 transitions. [2023-11-23 20:14:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:28,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:28,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:28,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:28,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 161 states and 224 transitions. [2023-11-23 20:14:28,948 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 224 transitions. [2023-11-23 20:14:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:28,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:28,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:28,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:28,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 160 states and 223 transitions. [2023-11-23 20:14:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 223 transitions. [2023-11-23 20:14:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:29,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:29,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:29,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:29,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 227 transitions. [2023-11-23 20:14:29,717 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 227 transitions. [2023-11-23 20:14:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:29,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:29,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:29,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:29,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 173 states and 247 transitions. [2023-11-23 20:14:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 247 transitions. [2023-11-23 20:14:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:14:33,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:33,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:33,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:33,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:14:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 178 states and 257 transitions. [2023-11-23 20:14:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 257 transitions. [2023-11-23 20:14:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:44,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:44,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:44,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:44,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:44,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 261 transitions. [2023-11-23 20:14:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 261 transitions. [2023-11-23 20:14:44,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:44,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:44,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:44,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:44,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:48,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 192 states and 284 transitions. [2023-11-23 20:14:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 284 transitions. [2023-11-23 20:14:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:48,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:48,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:48,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:48,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 204 states and 307 transitions. [2023-11-23 20:14:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 307 transitions. [2023-11-23 20:14:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:52,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:52,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:52,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:52,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 208 states and 314 transitions. [2023-11-23 20:14:54,468 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 314 transitions. [2023-11-23 20:14:54,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:14:54,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:54,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:54,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:54,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:14:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 207 states and 313 transitions. [2023-11-23 20:14:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 313 transitions. [2023-11-23 20:14:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:14:57,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:57,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:57,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:57,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:57,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:14:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 211 states and 320 transitions. [2023-11-23 20:14:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 320 transitions. [2023-11-23 20:14:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:14:58,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:58,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:58,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:59,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 215 states and 327 transitions. [2023-11-23 20:15:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 327 transitions. [2023-11-23 20:15:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:15:00,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:00,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 219 states and 333 transitions. [2023-11-23 20:15:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 333 transitions. [2023-11-23 20:15:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:15:02,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 224 states and 343 transitions. [2023-11-23 20:15:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-23 20:15:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:04,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:04,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:04,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:04,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 228 states and 349 transitions. [2023-11-23 20:15:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2023-11-23 20:15:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:05,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:05,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:05,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:05,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 232 states and 355 transitions. [2023-11-23 20:15:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 355 transitions. [2023-11-23 20:15:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:07,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:07,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:07,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:07,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:08,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:15:11,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 244 states and 376 transitions. [2023-11-23 20:15:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 376 transitions. [2023-11-23 20:15:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:11,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:11,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:11,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:11,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.