./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2 --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 64bit --witnessprinter.graph.data.programhash 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:37,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:38,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:38:38,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:38,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:38,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:38,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:38,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:38,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:38,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:38,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:38,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:38,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:38,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:38,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:38,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:38,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:38,124 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:38,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:38,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:38,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:38,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:38,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:38,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:38,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:38,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:38,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:38,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:38,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:38,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:38,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:38,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:38,141 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_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 [2023-11-21 18:38:38,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:38,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:38,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:38,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:38,507 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:38,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2023-11-21 18:38:41,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:42,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:42,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2023-11-21 18:38:42,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/data/2926aa687/894a0170aa9c4f16aa4681a0a08e83fc/FLAG3da2378d8 [2023-11-21 18:38:42,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/data/2926aa687/894a0170aa9c4f16aa4681a0a08e83fc [2023-11-21 18:38:42,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:42,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:42,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:42,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:42,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:42,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b496ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42, skipping insertion in model container [2023-11-21 18:38:42,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:42,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:42,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:38:42,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:42,344 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:38:42,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42 WrapperNode [2023-11-21 18:38:42,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:42,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:42,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:38:42,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:38:42,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,389 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-21 18:38:42,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:42,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:38:42,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:38:42,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:38:42,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:38:42,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:38:42,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:38:42,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:38:42,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:42,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:38:42,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:38:42,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1353b7db-6ecf-417b-a455-438aa94eb511/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:38:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:38:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:38:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure insertionSort [2023-11-21 18:38:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure insertionSort [2023-11-21 18:38:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:38:42,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:38:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:38:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:38:42,568 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:38:42,571 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:38:42,763 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:38:42,797 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:38:42,797 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:38:42,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:42 BoogieIcfgContainer [2023-11-21 18:38:42,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:38:42,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:38:42,800 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:38:42,808 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:38:42,808 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:42" (1/1) ... [2023-11-21 18:38:42,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:38:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-21 18:38:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-21 18:38:42,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:38:42,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:42,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:43,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-21 18:38:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:38:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:38:43,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-21 18:38:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:38:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:38:43,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2023-11-21 18:38:43,821 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2023-11-21 18:38:43,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:38:43,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2023-11-21 18:38:44,187 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-21 18:38:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:38:44,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2023-11-21 18:38:44,338 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2023-11-21 18:38:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:44,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,521 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2023-11-21 18:38:44,580 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-21 18:38:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:38:44,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-21 18:38:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-21 18:38:44,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:38:44,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2023-11-21 18:38:45,264 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2023-11-21 18:38:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:38:45,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2023-11-21 18:38:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-21 18:38:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:38:45,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2023-11-21 18:38:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-21 18:38:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:38:45,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:45,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-11-21 18:38:45,779 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-21 18:38:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:38:45,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2023-11-21 18:38:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-21 18:38:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:38:46,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2023-11-21 18:38:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2023-11-21 18:38:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:38:46,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-21 18:38:46,457 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-21 18:38:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:38:46,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:46,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2023-11-21 18:38:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-11-21 18:38:46,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:46,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2023-11-21 18:38:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-21 18:38:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:47,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:47,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2023-11-21 18:38:47,828 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2023-11-21 18:38:47,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:38:47,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:47,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:48,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2023-11-21 18:38:48,871 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2023-11-21 18:38:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:48,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:48,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 81 states and 117 transitions. [2023-11-21 18:38:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2023-11-21 18:38:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:50,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:38:52,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2023-11-21 18:38:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2023-11-21 18:38:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:52,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:52,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:38:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2023-11-21 18:38:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2023-11-21 18:38:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:52,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:52,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2023-11-21 18:38:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2023-11-21 18:38:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:53,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:38:55,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2023-11-21 18:38:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2023-11-21 18:38:55,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:55,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:38:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 134 transitions. [2023-11-21 18:38:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2023-11-21 18:38:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:55,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:38:56,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2023-11-21 18:38:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2023-11-21 18:38:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:56,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:56,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2023-11-21 18:38:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-11-21 18:38:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:38:57,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:38:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2023-11-21 18:38:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2023-11-21 18:38:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:57,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2023-11-21 18:38:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2023-11-21 18:38:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:58,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:58,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:38:59,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2023-11-21 18:38:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-11-21 18:38:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:59,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:00,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2023-11-21 18:39:00,087 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2023-11-21 18:39:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:39:00,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:00,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 113 states and 180 transitions. [2023-11-21 18:39:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2023-11-21 18:39:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:39:02,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:02,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 125 states and 210 transitions. [2023-11-21 18:39:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2023-11-21 18:39:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:39:06,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:06,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 128 states and 215 transitions. [2023-11-21 18:39:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2023-11-21 18:39:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:39:07,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:07,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:39:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 130 states and 217 transitions. [2023-11-21 18:39:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 217 transitions. [2023-11-21 18:39:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:39:08,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:39:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2023-11-21 18:39:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2023-11-21 18:39:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:39:10,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:10,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:39:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 140 states and 234 transitions. [2023-11-21 18:39:12,794 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 234 transitions. [2023-11-21 18:39:12,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:39:12,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:12,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:12,873 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:39:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 142 states and 236 transitions. [2023-11-21 18:39:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 236 transitions. [2023-11-21 18:39:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:39:13,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:13,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:39:14,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:14,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2023-11-21 18:39:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2023-11-21 18:39:14,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:39:14,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:14,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,300 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 147 states and 242 transitions. [2023-11-21 18:39:16,232 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2023-11-21 18:39:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:16,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:39:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:17,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 148 states and 243 transitions. [2023-11-21 18:39:17,519 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 243 transitions. [2023-11-21 18:39:17,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:39:17,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:17,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:39:17,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-21 18:39:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-21 18:39:17,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:39:17,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:17,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:39:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 152 states and 245 transitions. [2023-11-21 18:39:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 245 transitions. [2023-11-21 18:39:18,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:18,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:39:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 154 states and 246 transitions. [2023-11-21 18:39:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 246 transitions. [2023-11-21 18:39:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:18,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:39:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 156 states and 247 transitions. [2023-11-21 18:39:18,266 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 247 transitions. [2023-11-21 18:39:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:39:18,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:26,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:26,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 176 states and 295 transitions. [2023-11-21 18:39:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 295 transitions. [2023-11-21 18:39:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:26,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 179 states and 301 transitions. [2023-11-21 18:39:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 301 transitions. [2023-11-21 18:39:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:39:27,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:27,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 182 states and 307 transitions. [2023-11-21 18:39:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 307 transitions. [2023-11-21 18:39:29,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:39:29,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:29,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat