./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV --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 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:30,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:30,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:30,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:30,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:30,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:30,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:30,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:30,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:30,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:30,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:30,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:30,870 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:30,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:30,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:30,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:30,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:30,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:30,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:30,874 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:30,874 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:30,875 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:30,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:30,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:30,877 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:30,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:30,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:30,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:30,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:30,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:30,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:30,880 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:30,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:30,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:30,881 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_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab [2023-11-11 23:56:31,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:31,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:31,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:31,145 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:31,145 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:31,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-11 23:56:34,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:34,757 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:34,759 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-11 23:56:34,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/data/65ce445bf/e3db3ac9900f4a83b0cc016ab5e2cbe4/FLAG3fd9cb74c [2023-11-11 23:56:34,798 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/data/65ce445bf/e3db3ac9900f4a83b0cc016ab5e2cbe4 [2023-11-11 23:56:34,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:34,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:34,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:34,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:34,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:34,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9643c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34, skipping insertion in model container [2023-11-11 23:56:34,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:35,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:35,284 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:35,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:35,401 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:35,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35 WrapperNode [2023-11-11 23:56:35,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:35,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:35,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:35,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:35,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,487 INFO L138 Inliner]: procedures = 127, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 148 [2023-11-11 23:56:35,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:35,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:35,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:35,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:35,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:35,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:35,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:35,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:35,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:35,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:35,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b952a9-f6af-43e4-8dfe-693f33a63aee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:35,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:35,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:35,641 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-11-11 23:56:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-11-11 23:56:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:56:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:56:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:56:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:56:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:35,776 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:35,778 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:36,081 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:36,184 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:36,195 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:56:36,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:36 BoogieIcfgContainer [2023-11-11 23:56:36,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:36,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:36,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:36,212 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:36,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:36" (1/1) ... [2023-11-11 23:56:36,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-11 23:56:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-11 23:56:36,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:56:36,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:36,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-11 23:56:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-11 23:56:36,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:56:36,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:36,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-11 23:56:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-11 23:56:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:36,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:36,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:56:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 60 transitions. [2023-11-11 23:56:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-11 23:56:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:37,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:37,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:56:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 58 transitions. [2023-11-11 23:56:37,712 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-11 23:56:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:56:37,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:37,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:37,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:56:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 58 transitions. [2023-11-11 23:56:37,904 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-11 23:56:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:56:37,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:37,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 64 transitions. [2023-11-11 23:56:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-11 23:56:38,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:56:38,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:38,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 65 transitions. [2023-11-11 23:56:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-11 23:56:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:56:38,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:38,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 64 transitions. [2023-11-11 23:56:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-11-11 23:56:39,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:56:39,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:39,160 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 71 transitions. [2023-11-11 23:56:39,357 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-11 23:56:39,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:56:39,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 66 transitions. [2023-11-11 23:56:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-11 23:56:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:56:39,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 70 transitions. [2023-11-11 23:56:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2023-11-11 23:56:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:56:39,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 71 transitions. [2023-11-11 23:56:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-11 23:56:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:56:39,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 73 transitions. [2023-11-11 23:56:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-11 23:56:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:56:39,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 81 transitions. [2023-11-11 23:56:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-11 23:56:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:56:40,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:40,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:40,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 88 transitions. [2023-11-11 23:56:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-11 23:56:40,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:56:40,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:40,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 92 transitions. [2023-11-11 23:56:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2023-11-11 23:56:41,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:56:41,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 99 transitions. [2023-11-11 23:56:41,790 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2023-11-11 23:56:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:56:41,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:41,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 79 states and 105 transitions. [2023-11-11 23:56:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2023-11-11 23:56:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:56:42,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:42,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:43,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 88 states and 117 transitions. [2023-11-11 23:56:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2023-11-11 23:56:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:56:43,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:43,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 81 transitions. [2023-11-11 23:56:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-11 23:56:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:56:43,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:43,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:44,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 88 transitions. [2023-11-11 23:56:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-11 23:56:44,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:56:44,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:44,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 73 states and 94 transitions. [2023-11-11 23:56:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-11-11 23:56:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:56:44,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:44,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:56:45,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 73 states and 93 transitions. [2023-11-11 23:56:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2023-11-11 23:56:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:56:45,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:45,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 100 transitions. [2023-11-11 23:56:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2023-11-11 23:56:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:56:45,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:45,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 106 transitions. [2023-11-11 23:56:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2023-11-11 23:56:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:56:46,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:46,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-11 23:56:47,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 82 states and 105 transitions. [2023-11-11 23:56:47,176 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2023-11-11 23:56:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:56:47,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:47,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 87 states and 112 transitions. [2023-11-11 23:56:47,954 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2023-11-11 23:56:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:56:47,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:47,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:48,297 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 91 states and 118 transitions. [2023-11-11 23:56:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 118 transitions. [2023-11-11 23:56:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:56:48,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:48,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:48,648 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-11 23:56:49,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 91 states and 117 transitions. [2023-11-11 23:56:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 117 transitions. [2023-11-11 23:56:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:56:49,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:49,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 96 states and 124 transitions. [2023-11-11 23:56:50,414 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2023-11-11 23:56:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:56:50,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:50,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 100 states and 130 transitions. [2023-11-11 23:56:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2023-11-11 23:56:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:56:51,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:51,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-11 23:56:51,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 100 states and 129 transitions. [2023-11-11 23:56:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2023-11-11 23:56:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:56:51,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:51,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 105 states and 136 transitions. [2023-11-11 23:56:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2023-11-11 23:56:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:56:53,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:53,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 109 states and 142 transitions. [2023-11-11 23:56:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2023-11-11 23:56:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:56:53,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-11 23:56:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 109 states and 141 transitions. [2023-11-11 23:56:54,952 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 141 transitions. [2023-11-11 23:56:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:56:54,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:54,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:56,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 114 states and 148 transitions. [2023-11-11 23:56:56,049 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2023-11-11 23:56:56,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:56:56,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 118 states and 154 transitions. [2023-11-11 23:56:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2023-11-11 23:56:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:56:56,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-11 23:56:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 118 states and 153 transitions. [2023-11-11 23:56:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2023-11-11 23:56:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:56:58,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:58,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:56:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 123 states and 160 transitions. [2023-11-11 23:56:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 160 transitions. [2023-11-11 23:56:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:56:59,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:00,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 127 states and 166 transitions. [2023-11-11 23:57:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2023-11-11 23:57:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:57:00,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:00,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:00,298 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-11 23:57:01,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 127 states and 165 transitions. [2023-11-11 23:57:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 165 transitions. [2023-11-11 23:57:01,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:57:01,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:01,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:02,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 132 states and 172 transitions. [2023-11-11 23:57:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 172 transitions. [2023-11-11 23:57:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-11 23:57:02,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 136 states and 178 transitions. [2023-11-11 23:57:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-11 23:57:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-11 23:57:03,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:03,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-11-11 23:57:04,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:04,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 136 states and 177 transitions. [2023-11-11 23:57:04,954 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 177 transitions. [2023-11-11 23:57:04,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:57:04,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:04,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 141 states and 184 transitions. [2023-11-11 23:57:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2023-11-11 23:57:06,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:57:06,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:06,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:07,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 145 states and 190 transitions. [2023-11-11 23:57:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 190 transitions. [2023-11-11 23:57:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:57:07,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:07,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-11 23:57:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:08,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 145 states and 189 transitions. [2023-11-11 23:57:08,643 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2023-11-11 23:57:08,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:57:08,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:08,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 150 states and 196 transitions. [2023-11-11 23:57:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-11 23:57:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-11 23:57:10,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:10,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 154 states and 202 transitions. [2023-11-11 23:57:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2023-11-11 23:57:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-11 23:57:11,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:11,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-11 23:57:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:12,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 154 states and 201 transitions. [2023-11-11 23:57:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2023-11-11 23:57:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:57:12,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:12,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 159 states and 208 transitions. [2023-11-11 23:57:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 208 transitions. [2023-11-11 23:57:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-11 23:57:14,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 163 states and 214 transitions. [2023-11-11 23:57:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 214 transitions. [2023-11-11 23:57:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-11 23:57:15,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-11 23:57:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 163 states and 213 transitions. [2023-11-11 23:57:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-11-11 23:57:17,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-11 23:57:17,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:17,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:19,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 168 states and 220 transitions. [2023-11-11 23:57:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 220 transitions. [2023-11-11 23:57:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-11 23:57:19,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:19,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat