./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/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_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/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_d0b61176-7ef0-459f-b9db-5bff073d3462/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 385b06dfd41f8b2cf291934cb4635d07bfe2a63001fa162165126d7b890c1d72 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:12,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:12,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:12,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:12,879 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:12,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:12,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:12,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:12,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:12,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:12,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:12,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:12,908 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:12,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:12,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:12,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:12,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:12,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:12,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:12,912 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:12,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:12,922 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:12,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:12,923 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:12,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:12,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:12,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:12,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:12,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:12,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:12,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:12,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:12,928 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:12,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:12,929 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:12,929 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_d0b61176-7ef0-459f-b9db-5bff073d3462/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 385b06dfd41f8b2cf291934cb4635d07bfe2a63001fa162165126d7b890c1d72 [2023-11-21 18:30:13,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:13,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:13,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:13,277 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:13,278 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:13,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-multidimensional/init-3-u.c [2023-11-21 18:30:16,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:16,742 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:16,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/sv-benchmarks/c/array-multidimensional/init-3-u.c [2023-11-21 18:30:16,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/data/25ff47ff3/fe02675446f74a2bba461c70474a5253/FLAGb5d5338ae [2023-11-21 18:30:16,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/data/25ff47ff3/fe02675446f74a2bba461c70474a5253 [2023-11-21 18:30:16,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:16,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:16,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:16,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:16,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:16,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:16" (1/1) ... [2023-11-21 18:30:16,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8f82ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:16, skipping insertion in model container [2023-11-21 18:30:16,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:16" (1/1) ... [2023-11-21 18:30:16,814 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:17,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:17,095 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:17,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:17,164 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:17,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17 WrapperNode [2023-11-21 18:30:17,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:17,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:17,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:17,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:17,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,228 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2023-11-21 18:30:17,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:17,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:17,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:17,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:17,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:17,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:17,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:17,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:17,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:17,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:17,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:17,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b61176-7ef0-459f-b9db-5bff073d3462/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:30:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:30:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:17,444 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:17,446 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:17,686 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:17,762 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:17,762 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 18:30:17,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:17 BoogieIcfgContainer [2023-11-21 18:30:17,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:17,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:17,765 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:17,781 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:17,781 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:17" (1/1) ... [2023-11-21 18:30:17,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-21 18:30:17,854 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-21 18:30:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:17,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:17,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:17,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,035 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 18:30:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-21 18:30:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-21 18:30:18,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:18,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,188 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 18:30:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2023-11-21 18:30:18,253 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-11-21 18:30:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:18,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,337 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 18:30:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2023-11-21 18:30:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2023-11-21 18:30:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:18,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,504 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 18:30:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-21 18:30:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-21 18:30:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:18,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-11-21 18:30:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-11-21 18:30:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:18,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,936 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 18:30:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2023-11-21 18:30:18,976 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2023-11-21 18:30:18,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:18,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:19,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:19,022 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 18:30:19,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2023-11-21 18:30:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2023-11-21 18:30:19,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:19,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:19,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:19,230 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 18:30:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2023-11-21 18:30:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2023-11-21 18:30:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:19,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:19,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:19,383 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 18:30:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 60 states and 108 transitions. [2023-11-21 18:30:19,711 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 108 transitions. [2023-11-21 18:30:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:19,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:19,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:19,777 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 18:30:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 117 transitions. [2023-11-21 18:30:20,029 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 117 transitions. [2023-11-21 18:30:20,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:20,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:20,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:20,072 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 18:30:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2023-11-21 18:30:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2023-11-21 18:30:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:20,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:20,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2023-11-21 18:30:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2023-11-21 18:30:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:20,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:20,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:20,536 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 18:30:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2023-11-21 18:30:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2023-11-21 18:30:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:20,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:20,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:20,977 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 18:30:21,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2023-11-21 18:30:21,391 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2023-11-21 18:30:21,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:21,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:21,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:21,430 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 18:30:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2023-11-21 18:30:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2023-11-21 18:30:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:21,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:21,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:21,701 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 18:30:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2023-11-21 18:30:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2023-11-21 18:30:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:21,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:21,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:21,768 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 18:30:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2023-11-21 18:30:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2023-11-21 18:30:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:22,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:22,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:22,238 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 18:30:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2023-11-21 18:30:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2023-11-21 18:30:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:22,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:22,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:22,517 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 18:30:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 84 states and 162 transitions. [2023-11-21 18:30:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 162 transitions. [2023-11-21 18:30:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:22,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:22,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:22,615 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 18:30:22,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 172 transitions. [2023-11-21 18:30:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 172 transitions. [2023-11-21 18:30:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:22,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:22,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:22,954 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 18:30:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 90 states and 175 transitions. [2023-11-21 18:30:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 175 transitions. [2023-11-21 18:30:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:23,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:23,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:23,173 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 18:30:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2023-11-21 18:30:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2023-11-21 18:30:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:23,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:23,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:23,380 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 18:30:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 95 states and 179 transitions. [2023-11-21 18:30:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 179 transitions. [2023-11-21 18:30:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:23,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:30:23,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:23,759 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 18:30:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 98 states and 182 transitions. [2023-11-21 18:30:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 182 transitions. [2023-11-21 18:30:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:24,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:24,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:24,131 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 18:30:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 100 states and 183 transitions. [2023-11-21 18:30:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 183 transitions. [2023-11-21 18:30:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:24,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:30:24,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:24,375 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 18:30:24,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 103 states and 193 transitions. [2023-11-21 18:30:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 193 transitions. [2023-11-21 18:30:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:24,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:24,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:25,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 106 states and 196 transitions. [2023-11-21 18:30:25,050 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 196 transitions. [2023-11-21 18:30:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:25,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:25,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:25,101 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 18:30:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 108 states and 197 transitions. [2023-11-21 18:30:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 197 transitions. [2023-11-21 18:30:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:25,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:25,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 111 states and 200 transitions. [2023-11-21 18:30:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 200 transitions. [2023-11-21 18:30:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:25,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:25,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:25,771 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 18:30:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 114 states and 203 transitions. [2023-11-21 18:30:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 203 transitions. [2023-11-21 18:30:26,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:26,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:26,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:26,204 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 18:30:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 116 states and 204 transitions. [2023-11-21 18:30:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 204 transitions. [2023-11-21 18:30:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:26,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:26,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:26,476 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 18:30:26,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 119 states and 214 transitions. [2023-11-21 18:30:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 214 transitions. [2023-11-21 18:30:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:26,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:26,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:30:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 122 states and 217 transitions. [2023-11-21 18:30:27,234 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 217 transitions. [2023-11-21 18:30:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:27,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:27,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:27,299 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 18:30:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 218 transitions. [2023-11-21 18:30:27,540 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 218 transitions. [2023-11-21 18:30:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:27,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:27,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:30:27,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 221 transitions. [2023-11-21 18:30:27,898 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 221 transitions. [2023-11-21 18:30:27,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:27,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:30:27,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:28,092 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 18:30:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 130 states and 224 transitions. [2023-11-21 18:30:28,506 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 224 transitions. [2023-11-21 18:30:28,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:28,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:28,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:28,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:28,574 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 18:30:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 132 states and 225 transitions. [2023-11-21 18:30:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 225 transitions. [2023-11-21 18:30:28,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:28,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:30:28,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:28,839 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 18:30:29,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 135 states and 235 transitions. [2023-11-21 18:30:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 235 transitions. [2023-11-21 18:30:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:29,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:29,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:29,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:29,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:30:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 138 states and 238 transitions. [2023-11-21 18:30:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 238 transitions. [2023-11-21 18:30:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:29,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:29,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:29,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:29,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:29,783 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 18:30:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 140 states and 239 transitions. [2023-11-21 18:30:30,030 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 239 transitions. [2023-11-21 18:30:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:30,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:30,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:30,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:30,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:30,090 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:30:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 242 transitions. [2023-11-21 18:30:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 242 transitions. [2023-11-21 18:30:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:30,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:30,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:30,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:30:30,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:30,626 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 18:30:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2023-11-21 18:30:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2023-11-21 18:30:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:31,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:31,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:31,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:31,117 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 18:30:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2023-11-21 18:30:31,282 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2023-11-21 18:30:31,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:31,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:31,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:30:31,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:31,427 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 18:30:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 151 states and 256 transitions. [2023-11-21 18:30:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 256 transitions. [2023-11-21 18:30:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:31,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:31,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:31,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:30:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:32,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 154 states and 259 transitions. [2023-11-21 18:30:32,222 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 259 transitions. [2023-11-21 18:30:32,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:32,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:32,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:32,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:32,283 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 18:30:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 156 states and 260 transitions. [2023-11-21 18:30:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 260 transitions. [2023-11-21 18:30:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:32,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:32,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:30:32,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 159 states and 263 transitions. [2023-11-21 18:30:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 263 transitions. [2023-11-21 18:30:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:32,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:32,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:30:32,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:33,141 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 18:30:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 162 states and 266 transitions. [2023-11-21 18:30:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 266 transitions. [2023-11-21 18:30:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:33,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:33,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:33,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:33,634 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 18:30:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 164 states and 267 transitions. [2023-11-21 18:30:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 267 transitions. [2023-11-21 18:30:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:33,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:33,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:30:33,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:33,965 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 18:30:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 167 states and 277 transitions. [2023-11-21 18:30:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 277 transitions. [2023-11-21 18:30:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:34,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-21 18:30:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2023-11-21 18:30:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2023-11-21 18:30:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:34,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,947 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 18:30:35,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 172 states and 281 transitions. [2023-11-21 18:30:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 281 transitions. [2023-11-21 18:30:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:35,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:35,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-21 18:30:35,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 175 states and 284 transitions. [2023-11-21 18:30:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 284 transitions. [2023-11-21 18:30:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:35,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:30:35,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:35,951 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 18:30:36,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 178 states and 287 transitions. [2023-11-21 18:30:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 287 transitions. [2023-11-21 18:30:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:36,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:36,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:36,576 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 18:30:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 180 states and 288 transitions. [2023-11-21 18:30:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2023-11-21 18:30:36,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:36,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:30:36,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:36,936 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 18:30:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 183 states and 298 transitions. [2023-11-21 18:30:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 298 transitions. [2023-11-21 18:30:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:30:37,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-21 18:30:37,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 186 states and 301 transitions. [2023-11-21 18:30:37,879 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 301 transitions. [2023-11-21 18:30:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:30:37,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,958 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 18:30:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 188 states and 302 transitions. [2023-11-21 18:30:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 302 transitions. [2023-11-21 18:30:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:38,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-21 18:30:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 191 states and 305 transitions. [2023-11-21 18:30:38,660 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 305 transitions. [2023-11-21 18:30:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:38,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,918 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 18:30:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 194 states and 308 transitions. [2023-11-21 18:30:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 308 transitions. [2023-11-21 18:30:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:39,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:39,547 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 18:30:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 196 states and 309 transitions. [2023-11-21 18:30:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 309 transitions. [2023-11-21 18:30:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:39,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:39,918 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 18:30:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 199 states and 319 transitions. [2023-11-21 18:30:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 319 transitions. [2023-11-21 18:30:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:40,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:40,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:40,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-21 18:30:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 202 states and 322 transitions. [2023-11-21 18:30:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 322 transitions. [2023-11-21 18:30:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:41,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:41,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:41,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:41,110 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 18:30:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 204 states and 323 transitions. [2023-11-21 18:30:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 323 transitions. [2023-11-21 18:30:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:41,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:41,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:41,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-21 18:30:41,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 207 states and 326 transitions. [2023-11-21 18:30:41,916 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 326 transitions. [2023-11-21 18:30:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:41,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:41,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:30:41,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:42,202 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 18:30:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:42,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 210 states and 329 transitions. [2023-11-21 18:30:42,730 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 329 transitions. [2023-11-21 18:30:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:42,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:42,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:42,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:42,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:42,811 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 18:30:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 212 states and 330 transitions. [2023-11-21 18:30:42,983 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 330 transitions. [2023-11-21 18:30:42,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:42,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:42,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:43,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:30:43,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:43,190 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 18:30:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 215 states and 340 transitions. [2023-11-21 18:30:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 340 transitions. [2023-11-21 18:30:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:43,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:43,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:43,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:43,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-21 18:30:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 218 states and 343 transitions. [2023-11-21 18:30:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 343 transitions. [2023-11-21 18:30:44,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:44,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:44,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:44,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:44,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:44,370 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 18:30:44,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:44,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 220 states and 344 transitions. [2023-11-21 18:30:44,781 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 344 transitions. [2023-11-21 18:30:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:44,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:44,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:44,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:44,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:44,874 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-21 18:30:45,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 223 states and 347 transitions. [2023-11-21 18:30:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 347 transitions. [2023-11-21 18:30:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:45,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:45,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:45,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:30:45,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:45,592 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 18:30:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 226 states and 350 transitions. [2023-11-21 18:30:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 350 transitions. [2023-11-21 18:30:46,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:46,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:46,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:46,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:46,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:46,301 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 18:30:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 228 states and 351 transitions. [2023-11-21 18:30:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 351 transitions. [2023-11-21 18:30:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:46,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:46,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:46,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:30:46,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:46,748 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 18:30:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 231 states and 361 transitions. [2023-11-21 18:30:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 361 transitions. [2023-11-21 18:30:47,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:30:47,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:47,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:47,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:47,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:30:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 234 states and 364 transitions. [2023-11-21 18:30:47,909 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 364 transitions. [2023-11-21 18:30:47,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:30:47,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:47,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:47,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:47,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:48,027 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 18:30:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 236 states and 365 transitions. [2023-11-21 18:30:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 365 transitions. [2023-11-21 18:30:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:48,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:48,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:48,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:48,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:30:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 239 states and 368 transitions. [2023-11-21 18:30:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 368 transitions. [2023-11-21 18:30:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:48,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:48,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:49,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:30:49,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:49,322 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 18:30:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 242 states and 371 transitions. [2023-11-21 18:30:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 371 transitions. [2023-11-21 18:30:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:49,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:49,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:49,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:49,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:49,997 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 18:30:50,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 244 states and 372 transitions. [2023-11-21 18:30:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 372 transitions. [2023-11-21 18:30:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:50,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:50,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:50,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:30:50,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:50,469 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 18:30:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 247 states and 382 transitions. [2023-11-21 18:30:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 382 transitions. [2023-11-21 18:30:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:30:51,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:51,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:30:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 250 states and 385 transitions. [2023-11-21 18:30:51,778 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 385 transitions. [2023-11-21 18:30:51,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:30:51,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:51,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:51,908 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 18:30:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 252 states and 386 transitions. [2023-11-21 18:30:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 386 transitions. [2023-11-21 18:30:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:52,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:52,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:30:52,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:52,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 255 states and 389 transitions. [2023-11-21 18:30:52,925 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 389 transitions. [2023-11-21 18:30:52,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:52,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:52,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:53,337 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 18:30:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 258 states and 392 transitions. [2023-11-21 18:30:54,115 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 392 transitions. [2023-11-21 18:30:54,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:54,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:54,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:54,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:54,217 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 18:30:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 260 states and 393 transitions. [2023-11-21 18:30:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 393 transitions. [2023-11-21 18:30:54,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:54,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:54,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:30:54,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:54,640 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 18:30:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 263 states and 403 transitions. [2023-11-21 18:30:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 403 transitions. [2023-11-21 18:30:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:55,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-21 18:30:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 266 states and 406 transitions. [2023-11-21 18:30:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 406 transitions. [2023-11-21 18:30:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:55,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,894 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 18:30:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 268 states and 407 transitions. [2023-11-21 18:30:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 407 transitions. [2023-11-21 18:30:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:56,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-21 18:30:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 271 states and 410 transitions. [2023-11-21 18:30:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 410 transitions. [2023-11-21 18:30:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:56,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,261 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 18:30:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 274 states and 413 transitions. [2023-11-21 18:30:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 413 transitions. [2023-11-21 18:30:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:57,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,048 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 18:30:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 276 states and 414 transitions. [2023-11-21 18:30:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 414 transitions. [2023-11-21 18:30:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:58,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,516 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 18:30:59,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 279 states and 424 transitions. [2023-11-21 18:30:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 424 transitions. [2023-11-21 18:30:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:59,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-21 18:30:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 282 states and 427 transitions. [2023-11-21 18:30:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 427 transitions. [2023-11-21 18:30:59,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:59,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,969 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 18:31:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 284 states and 428 transitions. [2023-11-21 18:31:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 428 transitions. [2023-11-21 18:31:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:00,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-21 18:31:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 287 states and 431 transitions. [2023-11-21 18:31:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 431 transitions. [2023-11-21 18:31:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:00,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:01,347 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 18:31:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 290 states and 434 transitions. [2023-11-21 18:31:02,065 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 434 transitions. [2023-11-21 18:31:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:02,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:02,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:02,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:02,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:02,171 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 18:31:02,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:02,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 292 states and 435 transitions. [2023-11-21 18:31:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 435 transitions. [2023-11-21 18:31:02,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:02,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:02,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:02,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:31:02,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:02,633 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 18:31:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:03,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 295 states and 445 transitions. [2023-11-21 18:31:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 445 transitions. [2023-11-21 18:31:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:31:03,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:03,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:03,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:03,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-21 18:31:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:04,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 298 states and 448 transitions. [2023-11-21 18:31:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 448 transitions. [2023-11-21 18:31:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:31:04,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:04,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:04,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:04,154 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 18:31:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 300 states and 449 transitions. [2023-11-21 18:31:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 449 transitions. [2023-11-21 18:31:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:04,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:04,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:04,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-21 18:31:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 303 states and 452 transitions. [2023-11-21 18:31:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 452 transitions. [2023-11-21 18:31:05,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:05,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:05,535 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 18:31:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:06,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 306 states and 455 transitions. [2023-11-21 18:31:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 455 transitions. [2023-11-21 18:31:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:06,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:06,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:06,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:06,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:06,471 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 18:31:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 308 states and 456 transitions. [2023-11-21 18:31:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 456 transitions. [2023-11-21 18:31:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:06,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:06,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:06,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:31:06,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.