./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark03_linear.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_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/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_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark03_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/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_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/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 36118893e72f01ac34f08ae30ac9eb83d0074096398f7228653cb15beb7a3f4b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:16,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:16,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:10:16,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:16,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:16,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:16,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:16,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:16,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:16,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:16,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:16,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:16,948 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:16,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:16,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:16,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:16,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:16,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:16,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:16,952 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:10:16,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:10:16,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:16,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:16,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:16,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:16,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:16,956 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:16,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:16,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:16,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:16,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:16,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:16,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:16,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:16,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:16,960 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_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36118893e72f01ac34f08ae30ac9eb83d0074096398f7228653cb15beb7a3f4b [2023-11-23 20:10:17,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:17,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:17,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:17,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:17,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:17,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-zilu/benchmark03_linear.i [2023-11-23 20:10:20,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:20,938 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:20,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/sv-benchmarks/c/loop-zilu/benchmark03_linear.i [2023-11-23 20:10:20,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/data/7ae072568/cb79e8872eee4be08b227403e38b2720/FLAG97ff58ef7 [2023-11-23 20:10:20,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/data/7ae072568/cb79e8872eee4be08b227403e38b2720 [2023-11-23 20:10:20,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:20,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:20,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:20,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:20,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:20,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:20" (1/1) ... [2023-11-23 20:10:20,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322bc737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:20, skipping insertion in model container [2023-11-23 20:10:20,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:20" (1/1) ... [2023-11-23 20:10:21,006 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:21,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:21,227 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:21,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:21,265 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:21,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21 WrapperNode [2023-11-23 20:10:21,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:21,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:21,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:21,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:21,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,314 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2023-11-23 20:10:21,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:21,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:21,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:21,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:21,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:21,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:21,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:21,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:21,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:21,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:21,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:21,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5afd0983-ebfb-4ee3-9967-62abf2d0b14a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:21,541 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:21,543 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:21,729 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:21,776 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:21,777 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:10:21,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:21 BoogieIcfgContainer [2023-11-23 20:10:21,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:21,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:21,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:21,792 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:21,793 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:21" (1/1) ... [2023-11-23 20:10:21,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:10:21,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-23 20:10:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-23 20:10:21,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:10:21,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:21,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,178 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 20:10:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-23 20:10:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-23 20:10:22,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:10:22,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,392 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 20:10:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2023-11-23 20:10:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-11-23 20:10:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:10:22,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,765 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 20:10:23,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:23,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2023-11-23 20:10:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2023-11-23 20:10:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:10:23,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:23,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:23,302 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 20:10:23,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2023-11-23 20:10:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2023-11-23 20:10:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:10:23,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:23,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:23,597 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 20:10:24,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2023-11-23 20:10:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2023-11-23 20:10:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:10:24,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:24,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:24,537 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 20:10:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2023-11-23 20:10:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2023-11-23 20:10:25,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:10:25,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:25,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:25,835 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 20:10:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2023-11-23 20:10:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2023-11-23 20:10:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:10:27,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:27,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:27,560 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 20:10:29,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:29,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2023-11-23 20:10:29,569 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2023-11-23 20:10:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:10:29,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:29,749 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 20:10:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:29,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2023-11-23 20:10:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2023-11-23 20:10:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:10:29,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:29,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:30,040 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 20:10:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 138 transitions. [2023-11-23 20:10:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2023-11-23 20:10:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:10:30,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:30,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2023-11-23 20:10:32,029 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2023-11-23 20:10:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:10:32,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:32,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:32,246 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 20:10:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 100 states and 174 transitions. [2023-11-23 20:10:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 174 transitions. [2023-11-23 20:10:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:10:34,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:34,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:34,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2023-11-23 20:10:34,471 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2023-11-23 20:10:34,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:10:34,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:34,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:34,712 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 20:10:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 112 states and 197 transitions. [2023-11-23 20:10:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 197 transitions. [2023-11-23 20:10:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:10:36,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:36,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:36,918 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 20:10:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 199 transitions. [2023-11-23 20:10:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2023-11-23 20:10:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:10:37,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:37,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 125 states and 226 transitions. [2023-11-23 20:10:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 226 transitions. [2023-11-23 20:10:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:10:39,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:39,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:39,750 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 20:10:40,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 127 states and 228 transitions. [2023-11-23 20:10:40,050 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 228 transitions. [2023-11-23 20:10:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:10:40,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:40,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:40,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 247 transitions. [2023-11-23 20:10:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 247 transitions. [2023-11-23 20:10:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:10:43,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:44,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:44,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 249 transitions. [2023-11-23 20:10:44,062 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 249 transitions. [2023-11-23 20:10:44,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:10:44,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:44,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:44,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 150 states and 277 transitions. [2023-11-23 20:10:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 277 transitions. [2023-11-23 20:10:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:10:48,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:48,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 152 states and 279 transitions. [2023-11-23 20:10:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 279 transitions. [2023-11-23 20:10:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:10:49,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:49,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:49,688 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:52,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 160 states and 295 transitions. [2023-11-23 20:10:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 295 transitions. [2023-11-23 20:10:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:10:52,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:52,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:52,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:53,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 297 transitions. [2023-11-23 20:10:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-23 20:10:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:10:53,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:53,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 172 states and 317 transitions. [2023-11-23 20:10:57,100 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 317 transitions. [2023-11-23 20:10:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:10:57,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:57,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 173 states and 317 transitions. [2023-11-23 20:10:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 317 transitions. [2023-11-23 20:10:57,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:10:57,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:57,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 183 states and 337 transitions. [2023-11-23 20:11:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2023-11-23 20:11:01,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:11:01,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:01,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 194 states and 360 transitions. [2023-11-23 20:11:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 360 transitions. [2023-11-23 20:11:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:11:06,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:06,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 201 states and 375 transitions. [2023-11-23 20:11:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 375 transitions. [2023-11-23 20:11:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:11:10,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:10,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 204 states and 388 transitions. [2023-11-23 20:11:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 388 transitions. [2023-11-23 20:11:11,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:11:11,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:11,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.