./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loop-acceleration/array_3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/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_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loop-acceleration/array_3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c5d8dd6c87f471ee77fd3b765c8ecabfaf01dd976e127275ea7c589f724f472 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:04,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:04,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:49:04,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:04,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:04,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:04,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:04,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:04,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:04,291 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:04,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:04,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:04,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:04,295 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:49:04,296 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:49:04,296 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:49:04,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:04,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:04,298 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:04,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:04,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:04,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:04,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:04,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:04,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:04,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:04,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:04,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:04,305 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_3441bc93-5671-4fa0-8489-31b2fcef9a2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c5d8dd6c87f471ee77fd3b765c8ecabfaf01dd976e127275ea7c589f724f472 [2023-11-11 23:49:04,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:04,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:04,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:04,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:04,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:04,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-acceleration/array_3-1.i [2023-11-11 23:49:07,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:08,119 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:08,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/sv-benchmarks/c/loop-acceleration/array_3-1.i [2023-11-11 23:49:08,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/data/50d2630e4/5f70bc3b90e140e480d1e837396b88d2/FLAG814d17ff7 [2023-11-11 23:49:08,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/data/50d2630e4/5f70bc3b90e140e480d1e837396b88d2 [2023-11-11 23:49:08,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:08,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:08,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:08,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:08,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:08,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e31057d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08, skipping insertion in model container [2023-11-11 23:49:08,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:08,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:08,366 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:08,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:08,403 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:08,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08 WrapperNode [2023-11-11 23:49:08,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:08,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:08,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:08,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:08,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,445 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2023-11-11 23:49:08,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:08,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:08,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:08,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:08,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,493 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:08,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:08,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:08,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:08,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:08,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:08,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:08,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3441bc93-5671-4fa0-8489-31b2fcef9a2a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:08,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:08,681 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:08,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:08,854 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:08,890 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:08,890 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:08,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:08 BoogieIcfgContainer [2023-11-11 23:49:08,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:08,894 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:08,894 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:08,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:08,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-11 23:49:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-11 23:49:08,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:49:08,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:08,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,163 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 23:49:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-11 23:49:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:49:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:49:09,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,335 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 23:49:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-11 23:49:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-11 23:49:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:49:09,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,584 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 23:49:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-11 23:49:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-11 23:49:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:09,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,950 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 23:49:10,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-11-11 23:49:10,010 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-11-11 23:49:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:10,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-11 23:49:10,125 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-11 23:49:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:10,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-11 23:49:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-11 23:49:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:10,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:10,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-11 23:49:10,907 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-11 23:49:10,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:10,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:49:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-11 23:49:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-11 23:49:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:49:11,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-11 23:49:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-11 23:49:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:49:11,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:11,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:12,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-11 23:49:12,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-11 23:49:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:49:12,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-11 23:49:12,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-11 23:49:12,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:49:12,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-11 23:49:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-11-11 23:49:12,569 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-11 23:49:12,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:49:12,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:13,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2023-11-11 23:49:13,094 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-11-11 23:49:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:49:13,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:13,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-11 23:49:13,705 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-11 23:49:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:49:13,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:13,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-11 23:49:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-11 23:49:14,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:49:14,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:14,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2023-11-11 23:49:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2023-11-11 23:49:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:49:15,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:15,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-11 23:49:15,789 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-11 23:49:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:49:15,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:15,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:16,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2023-11-11 23:49:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-11 23:49:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:49:16,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:16,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2023-11-11 23:49:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2023-11-11 23:49:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:49:17,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:17,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2023-11-11 23:49:18,415 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-11 23:49:18,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:49:18,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:18,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:18,718 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2023-11-11 23:49:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2023-11-11 23:49:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:49:19,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:19,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2023-11-11 23:49:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2023-11-11 23:49:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:49:20,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-11 23:49:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-11 23:49:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:49:21,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:21,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 51 states and 56 transitions. [2023-11-11 23:49:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2023-11-11 23:49:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:49:22,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:22,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2023-11-11 23:49:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2023-11-11 23:49:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:49:23,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:23,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:24,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:24,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2023-11-11 23:49:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2023-11-11 23:49:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:49:24,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:24,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:25,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-11 23:49:25,884 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-11 23:49:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:49:25,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:25,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2023-11-11 23:49:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2023-11-11 23:49:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:49:27,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:27,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:28,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2023-11-11 23:49:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2023-11-11 23:49:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:49:28,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:28,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:29,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2023-11-11 23:49:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2023-11-11 23:49:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:49:29,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:29,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:30,433 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:31,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2023-11-11 23:49:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-11-11 23:49:31,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:49:31,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:31,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:32,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2023-11-11 23:49:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-11 23:49:32,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:49:32,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:33,421 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:34,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2023-11-11 23:49:34,581 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2023-11-11 23:49:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:49:34,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:34,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 0 proven. 676 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2023-11-11 23:49:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2023-11-11 23:49:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:49:36,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2023-11-11 23:49:37,765 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2023-11-11 23:49:37,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:49:37,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:37,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:38,322 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2023-11-11 23:49:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2023-11-11 23:49:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:49:39,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2023-11-11 23:49:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2023-11-11 23:49:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:49:41,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:41,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:43,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2023-11-11 23:49:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2023-11-11 23:49:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:49:43,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:43,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:44,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2023-11-11 23:49:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2023-11-11 23:49:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:49:44,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:44,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1025 backedges. 0 proven. 1024 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:46,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 83 states and 88 transitions. [2023-11-11 23:49:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2023-11-11 23:49:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:49:46,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:46,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1090 backedges. 0 proven. 1089 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2023-11-11 23:49:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2023-11-11 23:49:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-11 23:49:48,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:48,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1157 backedges. 0 proven. 1156 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2023-11-11 23:49:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2023-11-11 23:49:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:49:50,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:50,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1226 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:52,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2023-11-11 23:49:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2023-11-11 23:49:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-11 23:49:52,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:52,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat