./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/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_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL --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 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:43,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:43,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:33:43,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:33:43,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:33:44,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:44,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:44,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:44,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:44,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:44,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:44,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:44,041 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:44,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:33:44,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:44,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:44,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:44,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:44,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:44,045 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:33:44,045 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:33:44,046 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:44,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:44,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:44,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:44,048 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:44,048 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:44,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:44,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:44,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:44,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:44,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:44,051 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:33:44,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:33:44,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:44,052 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_951eaeca-b0ea-45e3-a4a6-e6aca991243e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b [2023-11-19 02:33:44,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:44,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:44,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:44,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:44,378 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:44,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2023-11-19 02:33:47,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:33:47,620 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:33:47,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2023-11-19 02:33:47,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/data/9a6d7a2d5/430ed07bc61d4dd4812abcdd55c85290/FLAG9179b7943 [2023-11-19 02:33:47,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/data/9a6d7a2d5/430ed07bc61d4dd4812abcdd55c85290 [2023-11-19 02:33:47,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:33:47,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:33:47,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:47,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:33:47,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:33:47,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788dcdd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47, skipping insertion in model container [2023-11-19 02:33:47,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:33:47,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:47,869 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:33:47,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:47,894 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:33:47,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47 WrapperNode [2023-11-19 02:33:47,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:47,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:47,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:33:47,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:33:47,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,923 INFO L138 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 02:33:47,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:47,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:33:47,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:33:47,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:33:47,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:33:47,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:33:47,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:33:47,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:33:47,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:47" (1/1) ... [2023-11-19 02:33:47,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:47,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:33:47,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:33:48,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eaeca-b0ea-45e3-a4a6-e6aca991243e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:33:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:33:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:33:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:33:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-11-19 02:33:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-11-19 02:33:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:33:48,119 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:33:48,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:33:48,333 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:33:48,358 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:33:48,359 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:33:48,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:48 BoogieIcfgContainer [2023-11-19 02:33:48,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:33:48,365 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:33:48,365 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:33:48,376 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:33:48,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:48" (1/1) ... [2023-11-19 02:33:48,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:33:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-11-19 02:33:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-11-19 02:33:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:33:48,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,639 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 02:33:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 30 transitions. [2023-11-19 02:33:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2023-11-19 02:33:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:33:48,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,800 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 02:33:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 29 transitions. [2023-11-19 02:33:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2023-11-19 02:33:48,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:33:48,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,940 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 02:33:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 34 transitions. [2023-11-19 02:33:49,162 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-19 02:33:49,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:33:49,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:49,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:49,334 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 02:33:49,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 42 transitions. [2023-11-19 02:33:49,986 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 02:33:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:33:49,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:49,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:50,089 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 02:33:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 43 transitions. [2023-11-19 02:33:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-19 02:33:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:33:50,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:50,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 53 transitions. [2023-11-19 02:33:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-19 02:33:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:33:50,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 57 transitions. [2023-11-19 02:33:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-19 02:33:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:33:50,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:50,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:50,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 68 transitions. [2023-11-19 02:33:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 02:33:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:33:51,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:51,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 79 transitions. [2023-11-19 02:33:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-19 02:33:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:33:52,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:52,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 93 transitions. [2023-11-19 02:33:53,828 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2023-11-19 02:33:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:33:53,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:53,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:54,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 97 transitions. [2023-11-19 02:33:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2023-11-19 02:33:54,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:33:54,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:54,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 101 transitions. [2023-11-19 02:33:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2023-11-19 02:33:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:33:55,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:55,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 116 transitions. [2023-11-19 02:33:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2023-11-19 02:33:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:33:56,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:56,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:56,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:57,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 131 transitions. [2023-11-19 02:33:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2023-11-19 02:33:57,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:33:57,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:57,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:57,650 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 92 states and 134 transitions. [2023-11-19 02:33:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2023-11-19 02:33:57,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:33:57,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 95 states and 137 transitions. [2023-11-19 02:33:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-19 02:33:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:33:58,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:58,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:00,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 154 transitions. [2023-11-19 02:34:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2023-11-19 02:34:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:34:00,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:00,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 109 states and 171 transitions. [2023-11-19 02:34:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2023-11-19 02:34:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:34:01,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 113 states and 174 transitions. [2023-11-19 02:34:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2023-11-19 02:34:02,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:34:02,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 116 states and 177 transitions. [2023-11-19 02:34:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2023-11-19 02:34:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:34:03,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 196 transitions. [2023-11-19 02:34:04,711 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 196 transitions. [2023-11-19 02:34:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:34:04,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:06,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 215 transitions. [2023-11-19 02:34:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2023-11-19 02:34:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:34:06,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:06,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:06,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 218 transitions. [2023-11-19 02:34:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 218 transitions. [2023-11-19 02:34:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:34:06,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:06,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 221 transitions. [2023-11-19 02:34:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2023-11-19 02:34:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:34:08,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:08,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 242 transitions. [2023-11-19 02:34:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 242 transitions. [2023-11-19 02:34:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:34:10,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:10,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:11,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 263 transitions. [2023-11-19 02:34:11,623 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2023-11-19 02:34:11,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:34:11,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:11,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 266 transitions. [2023-11-19 02:34:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2023-11-19 02:34:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:12,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:12,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 95 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 158 states and 269 transitions. [2023-11-19 02:34:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 269 transitions. [2023-11-19 02:34:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:34:14,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:14,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:14,435 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 165 states and 292 transitions. [2023-11-19 02:34:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2023-11-19 02:34:16,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:34:16,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:16,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:17,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 315 transitions. [2023-11-19 02:34:17,976 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2023-11-19 02:34:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:17,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:17,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 176 states and 318 transitions. [2023-11-19 02:34:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 318 transitions. [2023-11-19 02:34:19,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:19,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:19,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 135 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 179 states and 321 transitions. [2023-11-19 02:34:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 321 transitions. [2023-11-19 02:34:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:34:21,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:21,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:23,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 186 states and 346 transitions. [2023-11-19 02:34:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 346 transitions. [2023-11-19 02:34:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:34:23,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:23,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 193 states and 371 transitions. [2023-11-19 02:34:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 371 transitions. [2023-11-19 02:34:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:34:25,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:25,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:26,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 197 states and 374 transitions. [2023-11-19 02:34:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 374 transitions. [2023-11-19 02:34:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:34:26,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:26,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 182 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 200 states and 377 transitions. [2023-11-19 02:34:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 377 transitions. [2023-11-19 02:34:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:34:28,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:31,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 207 states and 404 transitions. [2023-11-19 02:34:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 404 transitions. [2023-11-19 02:34:31,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:34:31,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:31,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:31,914 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 214 states and 420 transitions. [2023-11-19 02:34:33,417 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2023-11-19 02:34:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 02:34:33,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:35,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 218 states and 423 transitions. [2023-11-19 02:34:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 423 transitions. [2023-11-19 02:34:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:34:35,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 236 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.