./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/fragtest_simple.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/fragtest_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be3b53cc5f9badbf5402cafcfa5766831674eb009261bc7c1bcbe9580aece38e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:40,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:40,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:48:40,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:40,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:40,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:40,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:40,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:40,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:40,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:40,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:40,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:40,404 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:40,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:40,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:40,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:40,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:40,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:40,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:40,408 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:40,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:40,410 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:40,410 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:40,411 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:40,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:40,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:40,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:40,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:40,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:40,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:40,415 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:40,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:40,416 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:40,417 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_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be3b53cc5f9badbf5402cafcfa5766831674eb009261bc7c1bcbe9580aece38e [2023-11-19 02:48:40,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:40,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:40,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:40,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:40,704 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:40,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-invgen/fragtest_simple.i [2023-11-19 02:48:43,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:44,013 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:44,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/sv-benchmarks/c/loop-invgen/fragtest_simple.i [2023-11-19 02:48:44,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/data/dd7149483/97c6bcd9ab7840cea0a4183c25430a5c/FLAG056d350e2 [2023-11-19 02:48:44,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/data/dd7149483/97c6bcd9ab7840cea0a4183c25430a5c [2023-11-19 02:48:44,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:44,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:44,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:44,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:44,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:44,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b580bc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44, skipping insertion in model container [2023-11-19 02:48:44,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:44,224 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/sv-benchmarks/c/loop-invgen/fragtest_simple.i[893,906] [2023-11-19 02:48:44,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:44,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:44,260 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/sv-benchmarks/c/loop-invgen/fragtest_simple.i[893,906] [2023-11-19 02:48:44,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:44,280 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:44,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44 WrapperNode [2023-11-19 02:48:44,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:44,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:44,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:44,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:44,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,317 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2023-11-19 02:48:44,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:44,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:44,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:44,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:44,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:44,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:44,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:44,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:44,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:44,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:44,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:44,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f8228d-7c85-413e-9c3e-74df23b1661f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:44,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:44,514 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:44,517 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:44,741 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:44,770 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:44,770 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:48:44,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:44 BoogieIcfgContainer [2023-11-19 02:48:44,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:44,779 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:44,779 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:44,787 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:44,787 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-11-19 02:48:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-11-19 02:48:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:48:44,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:44,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 02:48:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 02:48:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:45,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-19 02:48:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-19 02:48:45,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:45,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-19 02:48:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-19 02:48:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:45,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,099 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-19 02:48:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-19 02:48:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:48:46,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-19 02:48:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-19 02:48:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:48:48,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-19 02:48:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-19 02:48:49,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:48:49,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-19 02:48:51,631 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-19 02:48:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:48:51,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:51,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2023-11-19 02:48:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2023-11-19 02:48:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:54,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2023-11-19 02:48:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2023-11-19 02:48:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:56,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:56,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:56,416 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2023-11-19 02:48:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2023-11-19 02:48:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:57,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:57,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 23 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2023-11-19 02:48:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-19 02:48:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:48:58,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2023-11-19 02:49:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2023-11-19 02:49:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:49:01,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 89 states and 116 transitions. [2023-11-19 02:49:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-19 02:49:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:49:02,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2023-11-19 02:49:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2023-11-19 02:49:04,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:49:04,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 38 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 96 states and 127 transitions. [2023-11-19 02:49:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2023-11-19 02:49:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:49:05,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 38 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 129 transitions. [2023-11-19 02:49:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2023-11-19 02:49:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:49:06,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,819 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 38 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:10,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:10,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 109 states and 142 transitions. [2023-11-19 02:49:10,019 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2023-11-19 02:49:10,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:49:10,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:10,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:11,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 144 transitions. [2023-11-19 02:49:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 144 transitions. [2023-11-19 02:49:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:49:11,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:13,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 116 states and 153 transitions. [2023-11-19 02:49:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 153 transitions. [2023-11-19 02:49:13,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:49:13,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:13,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 57 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 119 states and 155 transitions. [2023-11-19 02:49:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 155 transitions. [2023-11-19 02:49:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:49:15,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 57 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 122 states and 157 transitions. [2023-11-19 02:49:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 157 transitions. [2023-11-19 02:49:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:49:16,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:16,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 57 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:20,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 132 states and 170 transitions. [2023-11-19 02:49:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 170 transitions. [2023-11-19 02:49:20,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:49:20,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:20,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:22,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 135 states and 172 transitions. [2023-11-19 02:49:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2023-11-19 02:49:22,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:49:22,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:22,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:22,348 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 42 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:24,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 139 states and 181 transitions. [2023-11-19 02:49:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 181 transitions. [2023-11-19 02:49:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:49:24,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 80 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 183 transitions. [2023-11-19 02:49:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2023-11-19 02:49:25,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:49:25,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:25,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 80 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:27,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 145 states and 185 transitions. [2023-11-19 02:49:27,400 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 185 transitions. [2023-11-19 02:49:27,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:49:27,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:27,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 80 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 155 states and 198 transitions. [2023-11-19 02:49:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 198 transitions. [2023-11-19 02:49:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:49:32,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:32,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:32,577 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 107 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2023-11-19 02:49:33,956 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2023-11-19 02:49:33,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:49:33,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:33,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 56 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:36,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 162 states and 209 transitions. [2023-11-19 02:49:36,722 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 209 transitions. [2023-11-19 02:49:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:49:36,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:36,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 107 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.