./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:51,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:51,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:52:51,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:51,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:51,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:51,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:51,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:51,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:51,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:51,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:51,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:51,399 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:51,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:51,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:51,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:51,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:51,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:51,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:51,404 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:51,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:51,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:51,406 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:51,406 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:51,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:51,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:51,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:51,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:51,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:51,409 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:51,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:51,411 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:51,411 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_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 [2023-11-11 23:52:51,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:51,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:51,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:51,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:51,764 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:51,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-acceleration/array_1-2.c [2023-11-11 23:52:54,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:55,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:55,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/sv-benchmarks/c/loop-acceleration/array_1-2.c [2023-11-11 23:52:55,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/data/ffff14609/9d4fccb409ae4ba5a6c133ae83a4d431/FLAG38bb9053e [2023-11-11 23:52:55,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/data/ffff14609/9d4fccb409ae4ba5a6c133ae83a4d431 [2023-11-11 23:52:55,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:55,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:55,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:55,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:55,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:55,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8fb1fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55, skipping insertion in model container [2023-11-11 23:52:55,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,157 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:55,348 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2023-11-11 23:52:55,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:55,376 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:55,390 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2023-11-11 23:52:55,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:55,414 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:55,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55 WrapperNode [2023-11-11 23:52:55,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:55,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:55,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:55,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:55,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,455 INFO L138 Inliner]: procedures = 13, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2023-11-11 23:52:55,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:55,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:55,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:55,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:55,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,489 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:55,496 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:55,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:55,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:55,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:55,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:55,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:55,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f367fd8-b514-4b3c-a023-2a2641626df9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:55,654 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:55,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:55,794 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:55,829 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:55,829 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:52:55,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:55 BoogieIcfgContainer [2023-11-11 23:52:55,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:55,832 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:55,833 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:55,844 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:55,845 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:55" (1/1) ... [2023-11-11 23:52:55,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:52:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:52:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:55,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:55,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-11 23:52:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-11 23:52:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:56,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2023-11-11 23:52:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2023-11-11 23:52:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:56,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-11 23:52:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-11 23:52:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:56,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-11-11 23:52:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-11-11 23:52:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:56,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2023-11-11 23:52:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2023-11-11 23:52:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:57,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-11 23:52:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-11 23:52:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:57,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-11 23:52:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-11 23:52:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:52:57,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:52:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:52:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:57,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-11 23:52:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-11 23:52:57,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:57,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:52:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:52:58,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:58,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-11 23:52:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-11 23:52:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:52:58,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-11 23:52:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-11 23:52:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:58,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-11 23:52:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-11 23:52:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:58,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,077 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-11 23:52:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:52:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:59,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:59,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-11 23:52:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-11 23:52:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:59,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:59,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-11 23:52:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-11 23:52:59,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:59,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:59,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-11 23:53:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-11 23:53:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:00,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:00,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-11 23:53:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-11 23:53:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:53:00,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-11 23:53:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-11 23:53:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:00,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2023-11-11 23:53:01,112 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2023-11-11 23:53:01,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:01,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2023-11-11 23:53:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2023-11-11 23:53:01,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:53:01,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,749 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-11 23:53:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-11 23:53:01,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:01,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:02,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2023-11-11 23:53:02,321 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-11-11 23:53:02,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:02,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:02,629 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2023-11-11 23:53:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2023-11-11 23:53:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:53:02,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-11 23:53:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-11 23:53:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:53:03,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:03,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2023-11-11 23:53:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2023-11-11 23:53:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:03,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:03,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2023-11-11 23:53:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2023-11-11 23:53:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:53:04,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-11 23:53:04,728 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-11 23:53:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:53:04,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-11-11 23:53:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-11 23:53:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:53:05,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2023-11-11 23:53:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2023-11-11 23:53:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:53:05,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-11 23:53:06,430 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-11 23:53:06,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:53:06,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,790 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2023-11-11 23:53:07,035 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2023-11-11 23:53:07,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:53:07,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2023-11-11 23:53:07,654 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2023-11-11 23:53:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:53:07,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-11 23:53:08,304 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-11 23:53:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:53:08,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,781 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2023-11-11 23:53:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-11-11 23:53:09,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:53:09,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-11-11 23:53:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-11-11 23:53:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:53:09,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:10,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-11 23:53:10,395 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-11 23:53:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:53:10,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2023-11-11 23:53:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2023-11-11 23:53:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:53:11,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2023-11-11 23:53:11,779 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2023-11-11 23:53:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:53:11,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-11 23:53:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-11 23:53:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:53:12,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2023-11-11 23:53:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2023-11-11 23:53:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:13,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:14,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2023-11-11 23:53:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2023-11-11 23:53:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:53:14,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-11 23:53:14,875 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-11 23:53:14,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:14,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,433 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2023-11-11 23:53:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2023-11-11 23:53:15,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:15,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,269 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2023-11-11 23:53:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2023-11-11 23:53:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:53:16,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-11 23:53:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-11 23:53:17,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:17,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2023-11-11 23:53:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2023-11-11 23:53:18,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:53:18,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-11-11 23:53:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-11-11 23:53:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:53:19,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:20,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-11 23:53:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-11 23:53:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:53:20,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:20,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-11 23:53:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-11 23:53:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:53:21,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2023-11-11 23:53:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2023-11-11 23:53:22,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:22,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-11 23:53:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-11 23:53:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:53:23,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:24,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 60 states and 62 transitions. [2023-11-11 23:53:24,121 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2023-11-11 23:53:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:53:24,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2023-11-11 23:53:25,154 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2023-11-11 23:53:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:53:25,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-11 23:53:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-11 23:53:26,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:53:26,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:26,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 63 states and 65 transitions. [2023-11-11 23:53:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2023-11-11 23:53:27,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:53:27,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2023-11-11 23:53:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2023-11-11 23:53:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:53:28,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:28,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:29,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-11 23:53:29,106 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-11 23:53:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:53:29,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 66 states and 68 transitions. [2023-11-11 23:53:30,141 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 68 transitions. [2023-11-11 23:53:30,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:53:30,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:30,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:31,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 67 states and 69 transitions. [2023-11-11 23:53:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2023-11-11 23:53:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:53:31,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:31,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:32,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-11 23:53:32,226 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-11 23:53:32,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:53:32,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:32,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 69 states and 71 transitions. [2023-11-11 23:53:33,240 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions. [2023-11-11 23:53:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:53:33,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:33,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 70 states and 72 transitions. [2023-11-11 23:53:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 72 transitions. [2023-11-11 23:53:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:53:34,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:34,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:34,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-11 23:53:35,293 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-11 23:53:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:53:35,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:35,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2023-11-11 23:53:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2023-11-11 23:53:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:53:36,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:36,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:37,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2023-11-11 23:53:37,570 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2023-11-11 23:53:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:53:37,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:37,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2023-11-11 23:53:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-11-11 23:53:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:53:38,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:38,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:39,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.