./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/nested6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/nested6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 327b0d5e70f014fe291a4771fe2bbb17cb1148e77fe8f6a261d10a47df8adacc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:40,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:41,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:17:41,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:41,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:41,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:41,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:41,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:41,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:41,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:41,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:41,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:41,093 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:17:41,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:41,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:17:41,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:41,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:41,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:41,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:41,098 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:41,099 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:41,100 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:17:41,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:41,101 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:41,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:41,103 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:41,104 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:41,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:41,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:41,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:41,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:41,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:41,108 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:41,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:41,109 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:41,109 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_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 327b0d5e70f014fe291a4771fe2bbb17cb1148e77fe8f6a261d10a47df8adacc [2023-11-23 20:17:41,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:41,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:41,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:41,515 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:41,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:41,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-invgen/nested6.i [2023-11-23 20:17:44,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:45,117 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:45,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/sv-benchmarks/c/loop-invgen/nested6.i [2023-11-23 20:17:45,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/data/fd15c42a9/49d55948d26442d89477757b29348bca/FLAGa4449aeca [2023-11-23 20:17:45,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/data/fd15c42a9/49d55948d26442d89477757b29348bca [2023-11-23 20:17:45,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:45,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:45,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:45,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:45,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:45,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7024bb07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45, skipping insertion in model container [2023-11-23 20:17:45,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:45,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:45,393 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:45,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:45,440 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:45,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45 WrapperNode [2023-11-23 20:17:45,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:45,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:45,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:45,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:45,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,493 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-11-23 20:17:45,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:45,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:45,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:45,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:45,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:45,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:45,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:45,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:45,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:45,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:45,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:45,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_812dc300-34e8-4516-9b0f-9d854d62f615/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:45,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:45,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:45,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:45,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:45,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:17:45,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:17:45,707 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:45,710 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:45,915 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:45,971 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:45,971 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:17:45,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:45 BoogieIcfgContainer [2023-11-23 20:17:45,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:45,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:45,975 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:45,986 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:45,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2023-11-23 20:17:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-23 20:17:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:17:46,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2023-11-23 20:17:46,361 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-23 20:17:46,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:46,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:46,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-23 20:17:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-23 20:17:46,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:17:46,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2023-11-23 20:17:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-23 20:17:46,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:46,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2023-11-23 20:17:46,773 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-23 20:17:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:17:46,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-23 20:17:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-23 20:17:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:46,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 48 states and 64 transitions. [2023-11-23 20:17:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2023-11-23 20:17:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:47,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:47,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2023-11-23 20:17:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2023-11-23 20:17:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:47,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2023-11-23 20:17:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2023-11-23 20:17:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:17:47,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2023-11-23 20:17:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2023-11-23 20:17:47,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:17:47,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2023-11-23 20:17:48,192 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2023-11-23 20:17:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:17:48,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-23 20:17:48,584 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-23 20:17:48,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:17:48,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:17:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 104 transitions. [2023-11-23 20:17:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2023-11-23 20:17:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:49,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2023-11-23 20:17:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2023-11-23 20:17:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:17:49,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:17:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2023-11-23 20:17:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2023-11-23 20:17:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:49,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 79 states and 126 transitions. [2023-11-23 20:17:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2023-11-23 20:17:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:50,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:50,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2023-11-23 20:17:50,375 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2023-11-23 20:17:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:50,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 84 states and 139 transitions. [2023-11-23 20:17:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 139 transitions. [2023-11-23 20:17:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:50,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 91 states and 156 transitions. [2023-11-23 20:17:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 156 transitions. [2023-11-23 20:17:51,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:51,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:17:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:52,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2023-11-23 20:17:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2023-11-23 20:17:52,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:52,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:52,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2023-11-23 20:17:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2023-11-23 20:17:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:52,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:52,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:52,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:17:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 95 states and 161 transitions. [2023-11-23 20:17:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 161 transitions. [2023-11-23 20:17:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:52,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:52,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 98 states and 164 transitions. [2023-11-23 20:17:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 164 transitions. [2023-11-23 20:17:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:17:53,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:54,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2023-11-23 20:17:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2023-11-23 20:17:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:17:54,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:54,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:54,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:55,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2023-11-23 20:17:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2023-11-23 20:17:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:55,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:55,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:17:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2023-11-23 20:17:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2023-11-23 20:17:55,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:17:55,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:17:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 112 states and 182 transitions. [2023-11-23 20:17:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 182 transitions. [2023-11-23 20:17:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:56,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:56,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 113 states and 182 transitions. [2023-11-23 20:17:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2023-11-23 20:17:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:56,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:56,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 114 states and 182 transitions. [2023-11-23 20:17:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 182 transitions. [2023-11-23 20:17:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:57,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:57,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:58,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 121 states and 200 transitions. [2023-11-23 20:17:58,778 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 200 transitions. [2023-11-23 20:17:58,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:58,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:58,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:59,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:59,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 201 transitions. [2023-11-23 20:17:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 201 transitions. [2023-11-23 20:17:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:59,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:59,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 129 states and 220 transitions. [2023-11-23 20:18:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 220 transitions. [2023-11-23 20:18:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:01,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:01,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 130 states and 220 transitions. [2023-11-23 20:18:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 220 transitions. [2023-11-23 20:18:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:01,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:01,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:18:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2023-11-23 20:18:02,213 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2023-11-23 20:18:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:02,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:18:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 144 states and 252 transitions. [2023-11-23 20:18:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 252 transitions. [2023-11-23 20:18:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:05,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:18:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 149 states and 258 transitions. [2023-11-23 20:18:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 258 transitions. [2023-11-23 20:18:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:06,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:06,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:18:07,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 152 states and 261 transitions. [2023-11-23 20:18:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 261 transitions. [2023-11-23 20:18:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:18:07,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:07,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 158 states and 267 transitions. [2023-11-23 20:18:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 267 transitions. [2023-11-23 20:18:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:08,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:08,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 164 states and 273 transitions. [2023-11-23 20:18:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 273 transitions. [2023-11-23 20:18:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:18:08,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:08,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:10,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 172 states and 285 transitions. [2023-11-23 20:18:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 285 transitions. [2023-11-23 20:18:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:18:10,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:10,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 179 states and 306 transitions. [2023-11-23 20:18:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 306 transitions. [2023-11-23 20:18:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:18:12,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:12,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:12,815 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:13,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 180 states and 307 transitions. [2023-11-23 20:18:13,349 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 307 transitions. [2023-11-23 20:18:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:13,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:13,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:18:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 187 states and 330 transitions. [2023-11-23 20:18:15,108 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 330 transitions. [2023-11-23 20:18:15,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:18:15,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:15,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-23 20:18:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 190 states and 332 transitions. [2023-11-23 20:18:15,766 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 332 transitions. [2023-11-23 20:18:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:18:15,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:15,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:18:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 196 states and 338 transitions. [2023-11-23 20:18:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 338 transitions. [2023-11-23 20:18:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:16,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:16,670 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:18:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 200 states and 354 transitions. [2023-11-23 20:18:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 354 transitions. [2023-11-23 20:18:17,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:17,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:17,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:18:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 204 states and 363 transitions. [2023-11-23 20:18:19,029 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 363 transitions. [2023-11-23 20:18:19,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:18:19,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-23 20:18:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 209 states and 369 transitions. [2023-11-23 20:18:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 369 transitions. [2023-11-23 20:18:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:19,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:18:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 215 states and 375 transitions. [2023-11-23 20:18:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 375 transitions. [2023-11-23 20:18:20,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:18:20,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-23 20:18:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 216 states and 379 transitions. [2023-11-23 20:18:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 379 transitions. [2023-11-23 20:18:21,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:18:21,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,881 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-23 20:18:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 245 states and 430 transitions. [2023-11-23 20:18:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 430 transitions. [2023-11-23 20:18:28,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:18:28,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:18:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 252 states and 438 transitions. [2023-11-23 20:18:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 438 transitions. [2023-11-23 20:18:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:18:30,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,514 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked.