./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/up.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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/up.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/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 ff5c10c83c8d29dcc2c2798035fa2754df224d2313ad9c91b6ee5bb6ca3d9a9f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:28,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:28,313 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:39:28,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:28,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:28,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:28,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:28,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:28,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:28,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:28,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:28,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:28,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:28,358 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:28,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:28,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:28,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:28,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:28,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:28,363 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:28,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:28,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:28,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:28,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:28,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:28,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:28,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:28,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:28,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:28,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:28,372 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:28,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:28,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:28,374 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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff5c10c83c8d29dcc2c2798035fa2754df224d2313ad9c91b6ee5bb6ca3d9a9f [2023-11-19 03:39:28,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:28,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:28,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:28,777 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:28,778 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:28,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-invgen/up.i [2023-11-19 03:39:32,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:32,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:32,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/sv-benchmarks/c/loop-invgen/up.i [2023-11-19 03:39:32,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/data/34f78344c/9a78951135ad4cc1b916e62f1bac4c9a/FLAG57ea8a0c1 [2023-11-19 03:39:32,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/data/34f78344c/9a78951135ad4cc1b916e62f1bac4c9a [2023-11-19 03:39:32,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:32,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:32,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:32,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:32,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:32,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:32" (1/1) ... [2023-11-19 03:39:32,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6160a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:32, skipping insertion in model container [2023-11-19 03:39:32,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:32" (1/1) ... [2023-11-19 03:39:32,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:33,136 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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/sv-benchmarks/c/loop-invgen/up.i[893,906] [2023-11-19 03:39:33,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:33,162 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:33,175 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_e463b809-11d5-43ea-b16b-df9ec3c60ab3/sv-benchmarks/c/loop-invgen/up.i[893,906] [2023-11-19 03:39:33,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:33,197 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:33,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33 WrapperNode [2023-11-19 03:39:33,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:33,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:33,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:33,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:33,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,240 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-11-19 03:39:33,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:33,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:33,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:33,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:33,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:33,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:33,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:33,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:33,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:33,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:33,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:33,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e463b809-11d5-43ea-b16b-df9ec3c60ab3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:33,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:33,433 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:33,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:33,578 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:33,609 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:33,609 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:39:33,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:33 BoogieIcfgContainer [2023-11-19 03:39:33,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:33,616 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:33,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:33,629 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:33,629 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:33" (1/1) ... [2023-11-19 03:39:33,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:33,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-19 03:39:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-19 03:39:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:39:33,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:33,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:33,988 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 03:39:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2023-11-19 03:39:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2023-11-19 03:39:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:39:34,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2023-11-19 03:39:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2023-11-19 03:39:34,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:39:34,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2023-11-19 03:39:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2023-11-19 03:39:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:35,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:35,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2023-11-19 03:39:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2023-11-19 03:39:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:36,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2023-11-19 03:39:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2023-11-19 03:39:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:37,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:37,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:37,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 22 states and 38 transitions. [2023-11-19 03:39:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 38 transitions. [2023-11-19 03:39:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:39:38,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2023-11-19 03:39:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2023-11-19 03:39:40,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:40,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:40,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:40,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2023-11-19 03:39:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2023-11-19 03:39:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:41,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:41,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:42,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:42,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2023-11-19 03:39:42,058 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2023-11-19 03:39:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:42,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:42,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 36 states and 63 transitions. [2023-11-19 03:39:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2023-11-19 03:39:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:42,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:42,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:45,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2023-11-19 03:39:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2023-11-19 03:39:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:45,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:46,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2023-11-19 03:39:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-11-19 03:39:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:46,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:46,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2023-11-19 03:39:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2023-11-19 03:39:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:47,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 91 transitions. [2023-11-19 03:39:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 91 transitions. [2023-11-19 03:39:48,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:48,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2023-11-19 03:39:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2023-11-19 03:39:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:49,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2023-11-19 03:39:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2023-11-19 03:39:52,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:52,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 61 states and 110 transitions. [2023-11-19 03:39:54,137 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2023-11-19 03:39:54,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:54,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2023-11-19 03:39:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2023-11-19 03:39:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:56,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,125 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 123 transitions. [2023-11-19 03:39:57,239 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 123 transitions. [2023-11-19 03:39:57,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:39:57,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 70 states and 126 transitions. [2023-11-19 03:39:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2023-11-19 03:39:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:58,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 27 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 73 states and 129 transitions. [2023-11-19 03:39:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 129 transitions. [2023-11-19 03:39:59,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:39:59,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 80 states and 145 transitions. [2023-11-19 03:40:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 145 transitions. [2023-11-19 03:40:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:40:03,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:03,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 148 transitions. [2023-11-19 03:40:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 148 transitions. [2023-11-19 03:40:05,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:40:05,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 86 states and 158 transitions. [2023-11-19 03:40:07,418 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 158 transitions. [2023-11-19 03:40:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:40:07,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:08,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:08,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 89 states and 161 transitions. [2023-11-19 03:40:08,933 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 161 transitions. [2023-11-19 03:40:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:40:08,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:08,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 41 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:10,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:10,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 92 states and 164 transitions. [2023-11-19 03:40:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 164 transitions. [2023-11-19 03:40:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:40:10,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:10,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:10,510 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 41 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 95 states and 167 transitions. [2023-11-19 03:40:11,874 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 167 transitions. [2023-11-19 03:40:11,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:40:11,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:11,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:16,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:16,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 102 states and 184 transitions. [2023-11-19 03:40:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 184 transitions. [2023-11-19 03:40:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:40:16,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:16,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:16,470 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 105 states and 187 transitions. [2023-11-19 03:40:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 187 transitions. [2023-11-19 03:40:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:40:17,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:17,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.