./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/max-2-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/max-2-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d56d1653edfb1a7b1c72e82d390b1b74d1df9114797a2f1426eb2285f6c4408f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:13,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:13,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:27:13,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:13,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:13,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:13,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:13,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:13,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:13,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:13,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:13,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:13,221 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:13,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:13,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:13,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:13,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:13,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:13,226 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:13,226 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:13,227 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:13,227 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:13,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:13,228 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:13,229 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:13,230 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:13,230 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:13,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:13,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:13,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:13,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:13,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:13,235 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:13,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:13,235 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:13,236 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_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d56d1653edfb1a7b1c72e82d390b1b74d1df9114797a2f1426eb2285f6c4408f [2023-11-21 18:27:13,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:13,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:13,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:13,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:13,608 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:13,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-multidimensional/max-2-u.c [2023-11-21 18:27:16,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:16,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:16,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/sv-benchmarks/c/array-multidimensional/max-2-u.c [2023-11-21 18:27:16,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/data/ac39b2d52/de4d004e51214b669b524c6d54f8131b/FLAG06dcd198d [2023-11-21 18:27:16,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/data/ac39b2d52/de4d004e51214b669b524c6d54f8131b [2023-11-21 18:27:16,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:16,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:16,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:16,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:17,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:17,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:16" (1/1) ... [2023-11-21 18:27:17,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bd09e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17, skipping insertion in model container [2023-11-21 18:27:17,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:16" (1/1) ... [2023-11-21 18:27:17,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:17,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:17,247 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:17,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:17,294 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:17,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17 WrapperNode [2023-11-21 18:27:17,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:17,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:17,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:17,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:17,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,347 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-21 18:27:17,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:17,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:17,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:17,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:17,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:17,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:17,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:17,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:17,384 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:17,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:17,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:17,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9ab941-c2e0-4a3f-bccb-5455d7335753/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:17,544 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:17,546 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:17,788 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:17,881 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:17,882 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 18:27:17,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:17 BoogieIcfgContainer [2023-11-21 18:27:17,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:17,885 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:17,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:17,894 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:17,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:17" (1/1) ... [2023-11-21 18:27:17,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-21 18:27:17,968 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-21 18:27:17,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:17,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:17,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-21 18:27:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-21 18:27:18,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:18,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-21 18:27:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-21 18:27:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:18,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2023-11-21 18:27:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-21 18:27:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:18,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2023-11-21 18:27:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2023-11-21 18:27:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:18,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-21 18:27:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-21 18:27:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:18,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-11-21 18:27:18,936 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-11-21 18:27:18,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:18,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:18,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:18,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:18,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-11-21 18:27:18,987 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-11-21 18:27:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:18,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:18,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 54 states and 89 transitions. [2023-11-21 18:27:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2023-11-21 18:27:19,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:19,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-11-21 18:27:19,108 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-11-21 18:27:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:19,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-21 18:27:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-21 18:27:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:19,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 114 transitions. [2023-11-21 18:27:19,254 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2023-11-21 18:27:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:19,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 68 states and 124 transitions. [2023-11-21 18:27:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 124 transitions. [2023-11-21 18:27:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:19,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 70 states and 127 transitions. [2023-11-21 18:27:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 127 transitions. [2023-11-21 18:27:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:19,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:19,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 71 states and 127 transitions. [2023-11-21 18:27:19,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2023-11-21 18:27:19,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:19,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:19,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 73 states and 130 transitions. [2023-11-21 18:27:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 130 transitions. [2023-11-21 18:27:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:19,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:19,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 74 states and 132 transitions. [2023-11-21 18:27:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 132 transitions. [2023-11-21 18:27:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:19,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:19,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:19,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:19,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 77 states and 139 transitions. [2023-11-21 18:27:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 139 transitions. [2023-11-21 18:27:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:20,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:20,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:20,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:20,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:20,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:20,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 80 states and 142 transitions. [2023-11-21 18:27:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 142 transitions. [2023-11-21 18:27:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:20,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:20,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:20,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:20,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:20,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:20,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:20,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 82 states and 147 transitions. [2023-11-21 18:27:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2023-11-21 18:27:20,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:20,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:20,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:20,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:20,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:27:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 148 transitions. [2023-11-21 18:27:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 148 transitions. [2023-11-21 18:27:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:27:20,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:20,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:20,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:20,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:21,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:21,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 87 states and 155 transitions. [2023-11-21 18:27:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 155 transitions. [2023-11-21 18:27:21,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:27:21,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:21,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:21,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:21,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:27:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 90 states and 158 transitions. [2023-11-21 18:27:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 158 transitions. [2023-11-21 18:27:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:27:21,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:21,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:21,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:21,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:21,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 93 states and 161 transitions. [2023-11-21 18:27:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 161 transitions. [2023-11-21 18:27:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:21,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:21,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:21,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:21,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:21,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2023-11-21 18:27:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2023-11-21 18:27:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:21,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:21,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:21,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:21,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:22,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 98 states and 169 transitions. [2023-11-21 18:27:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2023-11-21 18:27:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:22,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:22,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:22,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:22,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2023-11-21 18:27:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2023-11-21 18:27:22,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:22,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:22,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:22,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:22,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2023-11-21 18:27:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2023-11-21 18:27:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:22,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:22,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:22,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:22,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:27:23,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2023-11-21 18:27:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2023-11-21 18:27:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:23,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:23,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:23,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:27:23,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions. [2023-11-21 18:27:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions. [2023-11-21 18:27:23,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:23,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:23,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:23,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:23,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:27:23,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 186 transitions. [2023-11-21 18:27:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 186 transitions. [2023-11-21 18:27:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:23,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:23,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:27:23,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 115 states and 189 transitions. [2023-11-21 18:27:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2023-11-21 18:27:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:24,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:24,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:24,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:24,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:27:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2023-11-21 18:27:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2023-11-21 18:27:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:27:24,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:24,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:24,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:27:24,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:24,452 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:24,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 120 states and 197 transitions. [2023-11-21 18:27:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2023-11-21 18:27:24,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:27:24,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:24,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:24,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:24,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:24,832 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:27:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2023-11-21 18:27:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2023-11-21 18:27:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:27:25,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:27:25,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:25,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 203 transitions. [2023-11-21 18:27:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2023-11-21 18:27:25,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:25,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:25,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:27:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 128 states and 204 transitions. [2023-11-21 18:27:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 204 transitions. [2023-11-21 18:27:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:27:25,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:27:25,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2023-11-21 18:27:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2023-11-21 18:27:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:27:26,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:26,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:26,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:27:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-21 18:27:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-21 18:27:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:27:26,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:26,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:27:26,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 137 states and 217 transitions. [2023-11-21 18:27:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 217 transitions. [2023-11-21 18:27:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:27,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:27,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:27,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:27,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:27:27,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2023-11-21 18:27:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2023-11-21 18:27:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:27,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:27,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:27,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:27:27,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:27,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 142 states and 225 transitions. [2023-11-21 18:27:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 225 transitions. [2023-11-21 18:27:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:27,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:27,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:27,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:27,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:27,894 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:27:28,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 145 states and 228 transitions. [2023-11-21 18:27:28,152 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 228 transitions. [2023-11-21 18:27:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:28,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:28,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:28,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:27:28,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 148 states and 231 transitions. [2023-11-21 18:27:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 231 transitions. [2023-11-21 18:27:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:28,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:28,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:28,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:28,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:27:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 150 states and 232 transitions. [2023-11-21 18:27:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 232 transitions. [2023-11-21 18:27:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:27:28,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:28,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:28,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:27:28,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 153 states and 239 transitions. [2023-11-21 18:27:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 239 transitions. [2023-11-21 18:27:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:27:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:29,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:29,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:29,559 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:27:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 156 states and 242 transitions. [2023-11-21 18:27:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2023-11-21 18:27:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:27:29,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:29,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:29,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:27:29,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:30,018 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 159 states and 245 transitions. [2023-11-21 18:27:30,386 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 245 transitions. [2023-11-21 18:27:30,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:30,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:30,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:30,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:30,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:27:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 161 states and 246 transitions. [2023-11-21 18:27:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 246 transitions. [2023-11-21 18:27:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:27:30,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:30,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:30,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:27:30,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 164 states and 253 transitions. [2023-11-21 18:27:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2023-11-21 18:27:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:27:31,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:31,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:27:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 167 states and 256 transitions. [2023-11-21 18:27:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 256 transitions. [2023-11-21 18:27:31,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:27:31,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:27:31,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 170 states and 259 transitions. [2023-11-21 18:27:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 259 transitions. [2023-11-21 18:27:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:27:32,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:32,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 172 states and 260 transitions. [2023-11-21 18:27:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 260 transitions. [2023-11-21 18:27:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:32,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:27:32,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 175 states and 267 transitions. [2023-11-21 18:27:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 267 transitions. [2023-11-21 18:27:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:33,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:33,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:33,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:33,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 178 states and 270 transitions. [2023-11-21 18:27:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 270 transitions. [2023-11-21 18:27:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:33,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:33,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:33,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:27:33,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:33,824 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 181 states and 273 transitions. [2023-11-21 18:27:34,281 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2023-11-21 18:27:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:27:34,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:34,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:34,433 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:27:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 183 states and 274 transitions. [2023-11-21 18:27:34,603 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2023-11-21 18:27:34,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:34,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:27:34,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2023-11-21 18:27:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2023-11-21 18:27:35,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:35,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:27:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 189 states and 284 transitions. [2023-11-21 18:27:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 284 transitions. [2023-11-21 18:27:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:35,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,032 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:36,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 192 states and 287 transitions. [2023-11-21 18:27:36,479 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 287 transitions. [2023-11-21 18:27:36,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:36,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:27:36,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 194 states and 288 transitions. [2023-11-21 18:27:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2023-11-21 18:27:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:36,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 197 states and 295 transitions. [2023-11-21 18:27:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 295 transitions. [2023-11-21 18:27:37,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:37,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:37,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:27:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 200 states and 298 transitions. [2023-11-21 18:27:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 298 transitions. [2023-11-21 18:27:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:37,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:27:37,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:38,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 203 states and 301 transitions. [2023-11-21 18:27:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 301 transitions. [2023-11-21 18:27:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:27:38,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:27:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 205 states and 302 transitions. [2023-11-21 18:27:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-21 18:27:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:38,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:39,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 208 states and 309 transitions. [2023-11-21 18:27:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 309 transitions. [2023-11-21 18:27:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:39,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:27:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 211 states and 312 transitions. [2023-11-21 18:27:40,378 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 312 transitions. [2023-11-21 18:27:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:40,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 214 states and 315 transitions. [2023-11-21 18:27:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 315 transitions. [2023-11-21 18:27:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:41,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:27:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 216 states and 316 transitions. [2023-11-21 18:27:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 316 transitions. [2023-11-21 18:27:41,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:27:41,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 219 states and 323 transitions. [2023-11-21 18:27:42,391 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2023-11-21 18:27:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:27:42,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:27:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 222 states and 326 transitions. [2023-11-21 18:27:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 326 transitions. [2023-11-21 18:27:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:27:42,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:43,269 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 225 states and 329 transitions. [2023-11-21 18:27:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 329 transitions. [2023-11-21 18:27:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:43,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:43,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:27:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 227 states and 330 transitions. [2023-11-21 18:27:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 330 transitions. [2023-11-21 18:27:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:27:44,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:44,467 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 230 states and 337 transitions. [2023-11-21 18:27:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 337 transitions. [2023-11-21 18:27:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:45,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:45,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:27:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 233 states and 340 transitions. [2023-11-21 18:27:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 340 transitions. [2023-11-21 18:27:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:45,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:27:45,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:46,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 236 states and 343 transitions. [2023-11-21 18:27:46,545 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 343 transitions. [2023-11-21 18:27:46,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:46,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:46,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:27:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 238 states and 344 transitions. [2023-11-21 18:27:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 344 transitions. [2023-11-21 18:27:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:46,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:27:47,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 241 states and 351 transitions. [2023-11-21 18:27:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 351 transitions. [2023-11-21 18:27:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:47,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:47,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:27:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 244 states and 354 transitions. [2023-11-21 18:27:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 354 transitions. [2023-11-21 18:27:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:48,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:27:48,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 247 states and 357 transitions. [2023-11-21 18:27:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 357 transitions. [2023-11-21 18:27:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:49,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:49,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:49,495 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:27:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 249 states and 358 transitions. [2023-11-21 18:27:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 358 transitions. [2023-11-21 18:27:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:49,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:27:49,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 252 states and 365 transitions. [2023-11-21 18:27:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 365 transitions. [2023-11-21 18:27:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:50,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:50,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:50,779 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:27:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 255 states and 368 transitions. [2023-11-21 18:27:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 368 transitions. [2023-11-21 18:27:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:51,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:27:51,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 258 states and 371 transitions. [2023-11-21 18:27:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 371 transitions. [2023-11-21 18:27:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:52,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:52,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:27:52,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 260 states and 372 transitions. [2023-11-21 18:27:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 372 transitions. [2023-11-21 18:27:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:27:52,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:53,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 263 states and 379 transitions. [2023-11-21 18:27:53,612 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 379 transitions. [2023-11-21 18:27:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:53,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:53,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:27:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 266 states and 382 transitions. [2023-11-21 18:27:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 382 transitions. [2023-11-21 18:27:54,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:54,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:27:54,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 269 states and 385 transitions. [2023-11-21 18:27:55,310 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 385 transitions. [2023-11-21 18:27:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:55,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:55,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:27:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 271 states and 386 transitions. [2023-11-21 18:27:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 386 transitions. [2023-11-21 18:27:55,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:55,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:27:55,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 274 states and 393 transitions. [2023-11-21 18:27:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 393 transitions. [2023-11-21 18:27:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:56,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:56,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:27:57,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 277 states and 396 transitions. [2023-11-21 18:27:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 396 transitions. [2023-11-21 18:27:57,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:57,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 280 states and 399 transitions. [2023-11-21 18:27:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 399 transitions. [2023-11-21 18:27:58,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:58,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:58,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:27:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2023-11-21 18:27:58,940 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2023-11-21 18:27:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:58,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:27:59,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 285 states and 407 transitions. [2023-11-21 18:27:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 407 transitions. [2023-11-21 18:27:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:59,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:00,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:28:00,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 288 states and 410 transitions. [2023-11-21 18:28:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 410 transitions. [2023-11-21 18:28:00,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:28:00,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:00,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:28:00,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:28:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 291 states and 413 transitions. [2023-11-21 18:28:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 413 transitions. [2023-11-21 18:28:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:28:01,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:01,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-21 18:28:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 293 states and 414 transitions. [2023-11-21 18:28:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 414 transitions. [2023-11-21 18:28:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:02,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 296 states and 421 transitions. [2023-11-21 18:28:03,370 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 421 transitions. [2023-11-21 18:28:03,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:03,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:03,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:03,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-21 18:28:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 299 states and 424 transitions. [2023-11-21 18:28:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 424 transitions. [2023-11-21 18:28:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:04,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:28:04,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:28:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2023-11-21 18:28:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2023-11-21 18:28:05,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:28:05,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:05,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:05,490 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-21 18:28:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 304 states and 428 transitions. [2023-11-21 18:28:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 428 transitions. [2023-11-21 18:28:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:28:05,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-21 18:28:05,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 307 states and 435 transitions. [2023-11-21 18:28:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 435 transitions. [2023-11-21 18:28:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:28:06,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:07,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked.