./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i --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_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/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_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/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_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/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 45a8f33f173b19ce98ca13bb7c3a70605cebce85501309e729b51c966620adf7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:39,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:39,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:19:39,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:39,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:39,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:39,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:39,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:39,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:39,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:39,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:39,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:39,179 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:19:39,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:39,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:19:39,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:39,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:39,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:39,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:39,182 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:39,183 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:39,183 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:19:39,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:39,184 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:39,184 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:39,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:39,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:39,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:39,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:39,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:39,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:39,187 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:39,187 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:39,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:39,188 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:39,199 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_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45a8f33f173b19ce98ca13bb7c3a70605cebce85501309e729b51c966620adf7 [2023-11-23 20:19:39,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:39,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:39,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:39,531 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:39,532 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:39,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i [2023-11-23 20:19:42,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:42,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:42,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i [2023-11-23 20:19:42,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/data/5ab218010/3ce4f3cc466449b48770484e9127c620/FLAG53cb6dc6b [2023-11-23 20:19:42,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/data/5ab218010/3ce4f3cc466449b48770484e9127c620 [2023-11-23 20:19:42,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:42,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:42,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:42,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:42,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:42,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:42" (1/1) ... [2023-11-23 20:19:42,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b0b313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:42, skipping insertion in model container [2023-11-23 20:19:42,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:42" (1/1) ... [2023-11-23 20:19:42,999 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:43,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:43,367 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:43,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:43,480 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:43,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43 WrapperNode [2023-11-23 20:19:43,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:43,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:43,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:43,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:43,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,526 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2023-11-23 20:19:43,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:43,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:43,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:43,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:43,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:43,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:43,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:43,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:43,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:43,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:43,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:43,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f6f0f5-68f8-464e-b155-5e3d9a9b05d3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:43,792 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:43,794 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:44,016 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:44,116 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:44,116 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:19:44,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:44 BoogieIcfgContainer [2023-11-23 20:19:44,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:44,119 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:44,119 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:44,143 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:44,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-23 20:19:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-23 20:19:44,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:19:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:44,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:44,478 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 20:19:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-23 20:19:44,505 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-23 20:19:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:19:44,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:44,623 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 20:19:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-23 20:19:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-23 20:19:44,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:19:44,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:44,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:44,752 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 20:19:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:44,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2023-11-23 20:19:44,921 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-23 20:19:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:44,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:44,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,090 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 20:19:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:45,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2023-11-23 20:19:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2023-11-23 20:19:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:45,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:45,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,591 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 20:19:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-11-23 20:19:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-11-23 20:19:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:19:46,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2023-11-23 20:19:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2023-11-23 20:19:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:19:46,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,670 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 20:19:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2023-11-23 20:19:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2023-11-23 20:19:47,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:19:47,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:47,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-11-23 20:19:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-23 20:19:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:48,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,149 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 20:19:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2023-11-23 20:19:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-23 20:19:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:19:48,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2023-11-23 20:19:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2023-11-23 20:19:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:19:48,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-11-23 20:19:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-23 20:19:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:19:49,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,321 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 20:19:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2023-11-23 20:19:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2023-11-23 20:19:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:19:49,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,373 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 20:19:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2023-11-23 20:19:50,094 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2023-11-23 20:19:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:50,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 69 states and 105 transitions. [2023-11-23 20:19:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-23 20:19:50,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:50,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:51,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2023-11-23 20:19:51,699 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-23 20:19:51,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:51,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:51,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 74 states and 117 transitions. [2023-11-23 20:19:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 117 transitions. [2023-11-23 20:19:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:52,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:52,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions. [2023-11-23 20:19:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2023-11-23 20:19:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:52,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2023-11-23 20:19:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2023-11-23 20:19:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:52,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2023-11-23 20:19:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2023-11-23 20:19:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:53,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2023-11-23 20:19:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-23 20:19:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:54,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:54,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:54,038 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 20:19:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2023-11-23 20:19:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2023-11-23 20:19:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:55,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:55,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:55,251 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:19:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2023-11-23 20:19:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2023-11-23 20:19:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:55,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2023-11-23 20:19:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2023-11-23 20:19:56,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:56,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2023-11-23 20:19:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2023-11-23 20:19:57,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:57,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:57,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:57,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:19:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:57,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2023-11-23 20:19:57,844 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2023-11-23 20:19:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:57,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:57,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:58,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:58,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2023-11-23 20:19:58,878 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2023-11-23 20:19:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:58,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:58,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:58,906 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 20:19:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:59,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2023-11-23 20:19:59,492 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2023-11-23 20:19:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:19:59,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:59,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:20:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2023-11-23 20:20:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2023-11-23 20:20:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:20:00,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:00,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:00,174 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 20:20:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 100 states and 146 transitions. [2023-11-23 20:20:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 146 transitions. [2023-11-23 20:20:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:00,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:01,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:01,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2023-11-23 20:20:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-23 20:20:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:02,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:02,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:02,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 105 states and 158 transitions. [2023-11-23 20:20:02,792 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2023-11-23 20:20:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:02,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:02,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 107 states and 160 transitions. [2023-11-23 20:20:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2023-11-23 20:20:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:03,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:03,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 112 states and 175 transitions. [2023-11-23 20:20:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 175 transitions. [2023-11-23 20:20:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:04,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 117 states and 187 transitions. [2023-11-23 20:20:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2023-11-23 20:20:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:06,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:06,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 188 transitions. [2023-11-23 20:20:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2023-11-23 20:20:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:06,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:06,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 120 states and 188 transitions. [2023-11-23 20:20:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2023-11-23 20:20:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:07,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:07,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 121 states and 188 transitions. [2023-11-23 20:20:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 188 transitions. [2023-11-23 20:20:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:07,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:07,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 123 states and 189 transitions. [2023-11-23 20:20:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2023-11-23 20:20:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:07,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:07,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:09,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:09,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 128 states and 206 transitions. [2023-11-23 20:20:09,288 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2023-11-23 20:20:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:09,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:09,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 208 transitions. [2023-11-23 20:20:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2023-11-23 20:20:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:09,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:09,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 133 states and 214 transitions. [2023-11-23 20:20:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 214 transitions. [2023-11-23 20:20:10,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:10,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:10,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:11,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-23 20:20:11,751 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-23 20:20:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:11,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:11,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 136 states and 216 transitions. [2023-11-23 20:20:12,214 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2023-11-23 20:20:12,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:12,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:12,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:20:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 137 states and 216 transitions. [2023-11-23 20:20:13,717 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 216 transitions. [2023-11-23 20:20:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:13,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:13,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:13,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 142 states and 225 transitions. [2023-11-23 20:20:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 225 transitions. [2023-11-23 20:20:15,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:15,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:15,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:15,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 144 states and 226 transitions. [2023-11-23 20:20:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 226 transitions. [2023-11-23 20:20:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:15,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:15,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:15,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 145 states and 226 transitions. [2023-11-23 20:20:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 226 transitions. [2023-11-23 20:20:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:16,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:16,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:20:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 146 states and 227 transitions. [2023-11-23 20:20:17,345 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 227 transitions. [2023-11-23 20:20:17,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:17,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:19,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 148 states and 232 transitions. [2023-11-23 20:20:19,154 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 232 transitions. [2023-11-23 20:20:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:19,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:19,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 147 states and 228 transitions. [2023-11-23 20:20:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 228 transitions. [2023-11-23 20:20:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:20,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:20,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 146 states and 225 transitions. [2023-11-23 20:20:20,566 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 225 transitions. [2023-11-23 20:20:20,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:20,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:20,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:20,588 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:20:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 148 states and 229 transitions. [2023-11-23 20:20:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2023-11-23 20:20:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:22,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:22,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:20:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 150 states and 231 transitions. [2023-11-23 20:20:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 231 transitions. [2023-11-23 20:20:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:20:23,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 151 states and 231 transitions. [2023-11-23 20:20:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2023-11-23 20:20:23,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:23,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,977 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 20:20:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 150 states and 229 transitions. [2023-11-23 20:20:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 229 transitions. [2023-11-23 20:20:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:24,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 155 states and 246 transitions. [2023-11-23 20:20:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2023-11-23 20:20:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:26,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 157 states and 249 transitions. [2023-11-23 20:20:27,161 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 249 transitions. [2023-11-23 20:20:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:27,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 160 states and 256 transitions. [2023-11-23 20:20:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 256 transitions. [2023-11-23 20:20:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:28,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2023-11-23 20:20:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2023-11-23 20:20:29,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:29,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:29,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 163 states and 257 transitions. [2023-11-23 20:20:29,804 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 257 transitions. [2023-11-23 20:20:29,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:29,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:30,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 165 states and 258 transitions. [2023-11-23 20:20:30,325 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 258 transitions. [2023-11-23 20:20:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:20:30,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.