./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/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_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/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_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/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 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:44,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:44,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:06:44,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:44,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:44,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:44,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:44,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:44,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:44,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:44,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:44,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:44,189 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:44,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:44,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:44,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:44,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:44,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:44,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:44,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:06:44,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:06:44,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:44,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:44,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:44,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:44,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:44,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:44,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:44,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:44,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:44,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:44,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:44,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:44,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:44,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:44,203 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_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae [2023-11-23 20:06:44,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:44,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:44,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:44,555 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:44,555 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:44,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2023-11-23 20:06:47,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:47,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:47,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2023-11-23 20:06:47,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/data/217edcd02/c5cee2b04f8344249a58a0d059b5a584/FLAG49a08846f [2023-11-23 20:06:47,904 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/data/217edcd02/c5cee2b04f8344249a58a0d059b5a584 [2023-11-23 20:06:47,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:47,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:47,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:47,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:47,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:47,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:47" (1/1) ... [2023-11-23 20:06:47,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a677078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:47, skipping insertion in model container [2023-11-23 20:06:47,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:47" (1/1) ... [2023-11-23 20:06:47,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:48,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:48,107 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:48,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:48,141 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:48,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48 WrapperNode [2023-11-23 20:06:48,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:48,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:48,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:48,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:48,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,181 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-11-23 20:06:48,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:48,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:48,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:48,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:48,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:48,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:48,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:48,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:48,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:48,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:48,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:48,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813be040-30a2-4d3f-a2e5-ab7a75dd50cb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:06:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:06:48,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:06:48,368 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:48,370 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:48,738 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:48,773 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:48,773 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:06:48,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:48 BoogieIcfgContainer [2023-11-23 20:06:48,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:48,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:48,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:48,787 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:48,788 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:06:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-11-23 20:06:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-11-23 20:06:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:06:48,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:48,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 113 states and 118 transitions. [2023-11-23 20:06:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2023-11-23 20:06:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:06:49,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-23 20:06:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-23 20:06:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:06:49,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-11-23 20:06:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-11-23 20:06:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:06:49,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-11-23 20:06:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-11-23 20:06:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:06:49,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-23 20:06:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-23 20:06:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:49,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-23 20:06:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-23 20:06:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:49,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-23 20:06:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-23 20:06:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:49,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-23 20:06:49,604 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-23 20:06:49,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:06:49,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-23 20:06:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-23 20:06:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:49,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-23 20:06:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-23 20:06:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:49,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:06:49,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:49,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-23 20:06:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-23 20:06:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:06:49,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:06:49,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-23 20:06:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-23 20:06:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:06:49,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:06:49,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-11-23 20:06:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-11-23 20:06:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:06:50,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:50,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:50,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:50,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-11-23 20:06:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-11-23 20:06:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:06:50,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:50,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:50,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:50,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-11-23 20:06:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-11-23 20:06:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:06:50,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:50,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:50,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:06:50,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:50,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 174 states and 196 transitions. [2023-11-23 20:06:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2023-11-23 20:06:51,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:06:51,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:51,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:51,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:06:51,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:51,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 177 states and 200 transitions. [2023-11-23 20:06:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 200 transitions. [2023-11-23 20:06:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:06:51,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:51,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:51,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 179 states and 204 transitions. [2023-11-23 20:06:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 204 transitions. [2023-11-23 20:06:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:06:51,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:51,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:51,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 182 states and 209 transitions. [2023-11-23 20:06:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 209 transitions. [2023-11-23 20:06:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:06:51,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:51,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:06:51,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:52,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 184 states and 212 transitions. [2023-11-23 20:06:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 212 transitions. [2023-11-23 20:06:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:06:52,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:52,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:06:52,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 188 states and 217 transitions. [2023-11-23 20:06:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 217 transitions. [2023-11-23 20:06:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:06:52,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:52,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:52,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:53,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 189 states and 219 transitions. [2023-11-23 20:06:53,094 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 219 transitions. [2023-11-23 20:06:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:06:53,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:53,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:53,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:06:53,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:06:53,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 191 states and 222 transitions. [2023-11-23 20:06:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 222 transitions. [2023-11-23 20:06:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:06:53,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:53,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:53,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:53,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:53,516 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 20:06:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 201 states and 237 transitions. [2023-11-23 20:06:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 237 transitions. [2023-11-23 20:06:54,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:06:54,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:54,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:54,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:54,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:54,210 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 20:06:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 202 states and 238 transitions. [2023-11-23 20:06:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 238 transitions. [2023-11-23 20:06:54,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:06:54,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:54,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:54,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:54,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:54,384 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 20:06:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 254 transitions. [2023-11-23 20:06:55,160 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-23 20:06:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:06:55,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:55,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:55,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:55,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:55,257 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 20:06:55,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 215 states and 256 transitions. [2023-11-23 20:06:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 256 transitions. [2023-11-23 20:06:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:06:55,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:55,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:55,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:55,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:55,471 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 20:06:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 214 states and 255 transitions. [2023-11-23 20:06:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 255 transitions. [2023-11-23 20:06:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:06:55,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:55,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:55,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:55,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:55,606 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 20:06:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 219 states and 265 transitions. [2023-11-23 20:06:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 265 transitions. [2023-11-23 20:06:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:06:56,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:56,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:56,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:56,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:56,193 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 20:06:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 218 states and 264 transitions. [2023-11-23 20:06:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 264 transitions. [2023-11-23 20:06:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:06:56,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:56,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:06:56,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:56,320 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 20:06:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 224 states and 275 transitions. [2023-11-23 20:06:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 275 transitions. [2023-11-23 20:06:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:06:56,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:56,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:56,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:06:56,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:57,209 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 20:06:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 234 states and 292 transitions. [2023-11-23 20:06:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 292 transitions. [2023-11-23 20:06:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:06:58,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:58,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:58,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:06:58,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:58,851 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 20:07:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 249 states and 314 transitions. [2023-11-23 20:07:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 314 transitions. [2023-11-23 20:07:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:07:00,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:00,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:00,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:00,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:00,195 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:00,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 248 states and 313 transitions. [2023-11-23 20:07:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 313 transitions. [2023-11-23 20:07:00,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:07:00,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:00,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:00,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:00,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:00,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 247 states and 312 transitions. [2023-11-23 20:07:00,479 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 312 transitions. [2023-11-23 20:07:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:07:00,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:00,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:00,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:00,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:07:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 270 states and 341 transitions. [2023-11-23 20:07:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 341 transitions. [2023-11-23 20:07:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:07:01,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:01,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:01,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:01,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:01,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 269 states and 340 transitions. [2023-11-23 20:07:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 340 transitions. [2023-11-23 20:07:01,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:07:01,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:01,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:01,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:01,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:07:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 293 states and 369 transitions. [2023-11-23 20:07:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 369 transitions. [2023-11-23 20:07:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:07:03,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:03,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 292 states and 368 transitions. [2023-11-23 20:07:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 368 transitions. [2023-11-23 20:07:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:07:03,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:03,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:03,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:07:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 367 transitions. [2023-11-23 20:07:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 367 transitions. [2023-11-23 20:07:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:07:03,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:07:03,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:03,782 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 366 transitions. [2023-11-23 20:07:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 366 transitions. [2023-11-23 20:07:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:07:03,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:03,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:03,828 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:07:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 289 states and 365 transitions. [2023-11-23 20:07:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 365 transitions. [2023-11-23 20:07:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:07:04,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:04,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:04,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:04,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:04,233 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 300 states and 382 transitions. [2023-11-23 20:07:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 382 transitions. [2023-11-23 20:07:04,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:07:04,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:04,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:04,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:04,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:07:05,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 299 states and 381 transitions. [2023-11-23 20:07:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 381 transitions. [2023-11-23 20:07:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:07:05,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:05,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:07:05,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 298 states and 380 transitions. [2023-11-23 20:07:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 380 transitions. [2023-11-23 20:07:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:07:05,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:05,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:05,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:07:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 297 states and 379 transitions. [2023-11-23 20:07:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 379 transitions. [2023-11-23 20:07:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:07:05,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:05,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:05,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 311 states and 396 transitions. [2023-11-23 20:07:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 396 transitions. [2023-11-23 20:07:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:07:05,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:05,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:05,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:07:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 310 states and 395 transitions. [2023-11-23 20:07:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 395 transitions. [2023-11-23 20:07:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:07:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:06,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:06,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:06,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 325 states and 412 transitions. [2023-11-23 20:07:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 412 transitions. [2023-11-23 20:07:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:07:06,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:06,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:06,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:06,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:06,874 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 324 states and 411 transitions. [2023-11-23 20:07:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 411 transitions. [2023-11-23 20:07:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:07:07,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:07,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:07,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:07,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 340 states and 430 transitions. [2023-11-23 20:07:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 430 transitions. [2023-11-23 20:07:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:07:07,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:07,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:08,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:08,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 339 states and 429 transitions. [2023-11-23 20:07:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 429 transitions. [2023-11-23 20:07:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:07:08,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:08,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:08,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:07:08,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:07:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 443 transitions. [2023-11-23 20:07:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 443 transitions. [2023-11-23 20:07:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:07:09,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:09,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:09,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 367 states and 463 transitions. [2023-11-23 20:07:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 463 transitions. [2023-11-23 20:07:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:07:11,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:11,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:11,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:11,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 366 states and 462 transitions. [2023-11-23 20:07:11,970 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2023-11-23 20:07:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:07:11,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:11,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:12,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:12,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:12,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 365 states and 461 transitions. [2023-11-23 20:07:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 461 transitions. [2023-11-23 20:07:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:07:12,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:12,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:12,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:12,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 364 states and 460 transitions. [2023-11-23 20:07:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 460 transitions. [2023-11-23 20:07:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:07:13,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:13,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:07:13,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:14,019 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 380 states and 484 transitions. [2023-11-23 20:07:14,768 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 484 transitions. [2023-11-23 20:07:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:07:14,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:14,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:14,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:14,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:17,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 402 states and 509 transitions. [2023-11-23 20:07:17,953 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 509 transitions. [2023-11-23 20:07:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:07:17,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:17,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:17,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:07:17,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 418 states and 529 transitions. [2023-11-23 20:07:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 529 transitions. [2023-11-23 20:07:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:07:19,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:19,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:19,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:19,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 417 states and 528 transitions. [2023-11-23 20:07:19,661 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 528 transitions. [2023-11-23 20:07:19,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:07:19,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:19,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:19,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:07:19,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:19,916 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 551 transitions. [2023-11-23 20:07:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 551 transitions. [2023-11-23 20:07:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:07:20,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:20,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:20,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 458 states and 578 transitions. [2023-11-23 20:07:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 578 transitions. [2023-11-23 20:07:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:07:25,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:25,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:07:25,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 461 states and 589 transitions. [2023-11-23 20:07:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 589 transitions. [2023-11-23 20:07:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:07:25,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:25,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:26,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:26,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 464 states and 592 transitions. [2023-11-23 20:07:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 592 transitions. [2023-11-23 20:07:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:07:27,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:27,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:27,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:27,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:27,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:27,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-11-23 20:07:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-11-23 20:07:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:07:27,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:27,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:27,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:07:27,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 470 states and 604 transitions. [2023-11-23 20:07:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 604 transitions. [2023-11-23 20:07:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:07:29,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:29,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:29,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:29,432 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:30,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 475 states and 612 transitions. [2023-11-23 20:07:30,571 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 612 transitions. [2023-11-23 20:07:30,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:07:30,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:30,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:30,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:30,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:07:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 475 states and 611 transitions. [2023-11-23 20:07:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 611 transitions. [2023-11-23 20:07:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:07:31,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:31,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:31,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:07:31,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 477 states and 616 transitions. [2023-11-23 20:07:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 616 transitions. [2023-11-23 20:07:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:07:31,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:31,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:31,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:31,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:07:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 484 states and 626 transitions. [2023-11-23 20:07:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 626 transitions. [2023-11-23 20:07:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:07:33,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:33,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:33,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:33,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-23 20:07:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 491 states and 636 transitions. [2023-11-23 20:07:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 636 transitions. [2023-11-23 20:07:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:07:35,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:35,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:35,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.