./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.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_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/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_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/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_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/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 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:41,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:42,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:52:42,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:42,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:42,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:42,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:42,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:42,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:42,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:42,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:42,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:42,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:42,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:42,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:42,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:42,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:42,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:42,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:42,062 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:52:42,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:52:42,066 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:42,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:42,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:42,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:42,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:42,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:42,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:42,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:42,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:42,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:42,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:42,073 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:42,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:42,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:42,074 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_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 [2023-11-19 02:52:42,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:42,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:42,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:42,382 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:42,384 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:42,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-19 02:52:45,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:45,734 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:45,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-19 02:52:45,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/data/066d27a4c/ed4c33a519b144049ce6e33fc7537029/FLAGc91225030 [2023-11-19 02:52:45,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/data/066d27a4c/ed4c33a519b144049ce6e33fc7537029 [2023-11-19 02:52:45,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:45,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:45,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:45,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:45,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:45,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:45" (1/1) ... [2023-11-19 02:52:45,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e0a1d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:45, skipping insertion in model container [2023-11-19 02:52:45,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:45" (1/1) ... [2023-11-19 02:52:45,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:46,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:46,027 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:46,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:46,060 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:46,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46 WrapperNode [2023-11-19 02:52:46,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:46,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:46,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:46,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:46,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,096 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-19 02:52:46,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:46,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:46,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:46,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:46,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:46,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:46,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:46,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:46,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:46,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:46,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:46,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64eb14de-7e40-4b42-9256-f16ca3b9a2f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:46,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-19 02:52:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-19 02:52:46,278 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:46,281 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:46,399 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:46,434 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:46,434 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:52:46,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:46 BoogieIcfgContainer [2023-11-19 02:52:46,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:46,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:46,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:46,452 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:46,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:46" (1/1) ... [2023-11-19 02:52:46,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:46,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-19 02:52:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-19 02:52:46,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:52:46,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:46,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:46,738 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 02:52:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:46,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-19 02:52:46,868 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 02:52:46,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:46,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:47,039 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 02:52:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-19 02:52:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-19 02:52:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:52:47,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:47,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-19 02:52:47,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-19 02:52:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:52:47,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:47,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:47,749 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 02:52:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-19 02:52:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-19 02:52:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:52:47,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:47,927 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 02:52:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-19 02:52:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-19 02:52:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:52:48,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-19 02:52:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-19 02:52:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:52:48,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:48,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-19 02:52:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-19 02:52:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:52:49,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:49,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-19 02:52:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-19 02:52:49,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:52:49,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:49,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:49,936 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-19 02:52:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-19 02:52:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:52:50,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:50,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:50,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:50,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-19 02:52:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-19 02:52:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:52:50,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:50,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:51,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-19 02:52:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-19 02:52:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:52:51,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:51,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:51,595 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-19 02:52:51,935 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-19 02:52:51,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:52:51,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:51,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:52,243 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-19 02:52:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-19 02:52:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:52:52,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:52,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:52,882 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-19 02:52:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-19 02:52:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:52:53,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:53,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-19 02:52:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-19 02:52:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:52:53,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:53,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-19 02:52:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-19 02:52:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:52:54,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:55,243 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:55,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-19 02:52:55,684 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-19 02:52:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:52:55,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:55,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-19 02:52:56,557 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-19 02:52:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:52:56,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-19 02:52:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-19 02:52:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 02:52:57,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:57,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-19 02:52:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-19 02:52:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:52:58,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-19 02:52:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-19 02:52:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 02:52:59,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:59,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:00,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-19 02:53:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-19 02:53:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 02:53:00,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:00,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 141 transitions. [2023-11-19 02:53:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2023-11-19 02:53:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 02:53:01,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:01,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:02,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 125 states and 147 transitions. [2023-11-19 02:53:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2023-11-19 02:53:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 02:53:02,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:02,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:03,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 130 states and 153 transitions. [2023-11-19 02:53:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-11-19 02:53:04,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 02:53:04,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:04,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 135 states and 159 transitions. [2023-11-19 02:53:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2023-11-19 02:53:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 02:53:05,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:05,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 165 transitions. [2023-11-19 02:53:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2023-11-19 02:53:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 02:53:06,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:06,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 162 transitions. [2023-11-19 02:53:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 162 transitions. [2023-11-19 02:53:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 02:53:08,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:08,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:09,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 191 transitions. [2023-11-19 02:53:09,080 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-11-19 02:53:09,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 02:53:09,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 143 states and 191 transitions. [2023-11-19 02:53:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 191 transitions. [2023-11-19 02:53:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 02:53:09,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:09,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1553 trivial. 0 not checked. [2023-11-19 02:53:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 190 transitions. [2023-11-19 02:53:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2023-11-19 02:53:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 02:53:09,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 219 transitions. [2023-11-19 02:53:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-19 02:53:11,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-19 02:53:11,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:11,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:11,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1565 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:12,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 246 transitions. [2023-11-19 02:53:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 246 transitions. [2023-11-19 02:53:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 02:53:12,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:12,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:12,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 157 states and 272 transitions. [2023-11-19 02:53:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 272 transitions. [2023-11-19 02:53:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 02:53:13,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:13,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 162 states and 297 transitions. [2023-11-19 02:53:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-19 02:53:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 02:53:15,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 167 states and 321 transitions. [2023-11-19 02:53:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 321 transitions. [2023-11-19 02:53:16,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 02:53:16,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:18,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 172 states and 344 transitions. [2023-11-19 02:53:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 344 transitions. [2023-11-19 02:53:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 02:53:18,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 177 states and 366 transitions. [2023-11-19 02:53:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-19 02:53:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 02:53:19,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 182 states and 387 transitions. [2023-11-19 02:53:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 387 transitions. [2023-11-19 02:53:21,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-19 02:53:21,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:21,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:22,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 187 states and 407 transitions. [2023-11-19 02:53:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 407 transitions. [2023-11-19 02:53:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 02:53:22,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:22,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 192 states and 426 transitions. [2023-11-19 02:53:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 426 transitions. [2023-11-19 02:53:24,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 02:53:24,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:24,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1880 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-19 02:53:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 197 states and 444 transitions. [2023-11-19 02:53:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 444 transitions. [2023-11-19 02:53:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-19 02:53:26,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:26,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:26,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1940 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked.