./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-dietlibc/strrchr.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/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_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-dietlibc/strrchr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b850f5453e922b3972aa9b5b79a1b07337c08d581cc5e6a2a56803408dc479cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:52,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:52,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:31:52,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:52,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:52,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:52,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:52,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:52,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:52,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:52,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:52,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:52,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:52,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:52,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:52,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:52,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:52,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:52,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:52,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:52,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:52,835 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:52,836 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:52,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:52,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:52,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:52,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:52,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:52,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:52,840 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:52,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:52,842 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:52,843 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_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b850f5453e922b3972aa9b5b79a1b07337c08d581cc5e6a2a56803408dc479cf [2023-11-21 18:31:53,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:53,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:53,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:53,210 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:53,211 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:53,212 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-dietlibc/strrchr.i [2023-11-21 18:31:56,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:56,588 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:56,593 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/sv-benchmarks/c/termination-dietlibc/strrchr.i [2023-11-21 18:31:56,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/data/c6ce76d2d/09a58187d2aa44f9aa4512a1c024cce9/FLAG0ec05ba9d [2023-11-21 18:31:56,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/data/c6ce76d2d/09a58187d2aa44f9aa4512a1c024cce9 [2023-11-21 18:31:56,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:56,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:56,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:56,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:56,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:56,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:56" (1/1) ... [2023-11-21 18:31:56,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8dbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:56, skipping insertion in model container [2023-11-21 18:31:56,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:56" (1/1) ... [2023-11-21 18:31:56,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:57,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:57,026 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:57,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:57,136 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:57,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57 WrapperNode [2023-11-21 18:31:57,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:57,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:57,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:57,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:57,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,191 INFO L138 Inliner]: procedures = 114, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2023-11-21 18:31:57,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:57,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:57,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:57,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:57,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:57,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:57,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:57,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:57,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:57,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:57,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:57,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fa48f47-7fa4-48b4-8ada-fe329f0a756a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:57,405 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:57,408 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:57,694 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:57,756 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:57,756 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:31:57,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:57 BoogieIcfgContainer [2023-11-21 18:31:57,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:57,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:57,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:57,771 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:57,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:57" (1/1) ... [2023-11-21 18:31:57,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-21 18:31:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-21 18:31:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:31:57,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:57,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,050 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 18:31:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:31:58,098 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:31:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:31:58,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,182 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 18:31:58,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-21 18:31:58,248 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-21 18:31:58,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:31:58,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,353 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 18:31:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2023-11-21 18:31:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2023-11-21 18:31:58,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:31:58,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,564 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 18:31:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2023-11-21 18:31:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2023-11-21 18:31:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:31:58,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,752 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 18:31:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2023-11-21 18:31:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2023-11-21 18:31:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:58,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,804 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 18:31:58,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 40 states and 56 transitions. [2023-11-21 18:31:58,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2023-11-21 18:31:58,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:58,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,925 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 18:31:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2023-11-21 18:31:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-11-21 18:31:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:59,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:59,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:59,102 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 18:31:59,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2023-11-21 18:31:59,199 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-21 18:31:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:31:59,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:59,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:59,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2023-11-21 18:31:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2023-11-21 18:31:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:31:59,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:59,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:31:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2023-11-21 18:31:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2023-11-21 18:31:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:31:59,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:59,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2023-11-21 18:32:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2023-11-21 18:32:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:32:00,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:00,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:32:00,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2023-11-21 18:32:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2023-11-21 18:32:00,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:32:00,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:00,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:32:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2023-11-21 18:32:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2023-11-21 18:32:01,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:32:01,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:01,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:01,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2023-11-21 18:32:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2023-11-21 18:32:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:32:01,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:01,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:02,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2023-11-21 18:32:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2023-11-21 18:32:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:32:02,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:02,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:32:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:02,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2023-11-21 18:32:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-11-21 18:32:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:32:02,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:02,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:32:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2023-11-21 18:32:02,502 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2023-11-21 18:32:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:32:02,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:02,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:02,683 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 18:32:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2023-11-21 18:32:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2023-11-21 18:32:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:32:03,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:03,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:32:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:03,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2023-11-21 18:32:03,479 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-11-21 18:32:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:32:03,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:03,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:03,517 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:32:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 74 states and 98 transitions. [2023-11-21 18:32:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 98 transitions. [2023-11-21 18:32:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:32:03,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:03,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2023-11-21 18:32:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2023-11-21 18:32:04,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:32:04,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:04,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-21 18:32:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 79 states and 106 transitions. [2023-11-21 18:32:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 106 transitions. [2023-11-21 18:32:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:32:05,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:05,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:32:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2023-11-21 18:32:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2023-11-21 18:32:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:32:05,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:05,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2023-11-21 18:32:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2023-11-21 18:32:06,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:32:06,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:06,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-21 18:32:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:06,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 87 states and 116 transitions. [2023-11-21 18:32:06,624 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 116 transitions. [2023-11-21 18:32:06,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:32:06,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:06,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-21 18:32:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2023-11-21 18:32:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2023-11-21 18:32:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:32:07,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:07,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:08,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 95 states and 127 transitions. [2023-11-21 18:32:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 127 transitions. [2023-11-21 18:32:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:32:08,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:08,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:08,117 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-21 18:32:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 95 states and 126 transitions. [2023-11-21 18:32:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 126 transitions. [2023-11-21 18:32:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:32:08,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-21 18:32:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 98 states and 128 transitions. [2023-11-21 18:32:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 128 transitions. [2023-11-21 18:32:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:32:08,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 103 states and 137 transitions. [2023-11-21 18:32:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 137 transitions. [2023-11-21 18:32:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:32:09,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:09,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:32:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:10,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 136 transitions. [2023-11-21 18:32:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2023-11-21 18:32:10,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:32:10,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:10,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-21 18:32:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:10,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 106 states and 138 transitions. [2023-11-21 18:32:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2023-11-21 18:32:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:32:10,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:10,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:11,127 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 111 states and 147 transitions. [2023-11-21 18:32:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 147 transitions. [2023-11-21 18:32:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:32:12,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:12,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-21 18:32:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 111 states and 146 transitions. [2023-11-21 18:32:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 146 transitions. [2023-11-21 18:32:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:32:12,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-21 18:32:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 114 states and 148 transitions. [2023-11-21 18:32:13,017 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2023-11-21 18:32:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:32:13,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:14,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 119 states and 157 transitions. [2023-11-21 18:32:14,558 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 157 transitions. [2023-11-21 18:32:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:32:14,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:14,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-11-21 18:32:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 119 states and 156 transitions. [2023-11-21 18:32:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 156 transitions. [2023-11-21 18:32:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:32:14,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:14,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:15,024 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-21 18:32:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 122 states and 158 transitions. [2023-11-21 18:32:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 158 transitions. [2023-11-21 18:32:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:32:15,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:15,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:17,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 127 states and 167 transitions. [2023-11-21 18:32:17,178 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 167 transitions. [2023-11-21 18:32:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:32:17,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:17,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2023-11-21 18:32:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 127 states and 166 transitions. [2023-11-21 18:32:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2023-11-21 18:32:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:32:17,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:17,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-21 18:32:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 168 transitions. [2023-11-21 18:32:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 168 transitions. [2023-11-21 18:32:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:32:18,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:18,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 177 transitions. [2023-11-21 18:32:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 177 transitions. [2023-11-21 18:32:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:32:20,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:20,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-21 18:32:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 135 states and 176 transitions. [2023-11-21 18:32:20,497 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 176 transitions. [2023-11-21 18:32:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:32:20,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:20,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2023-11-21 18:32:21,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 138 states and 178 transitions. [2023-11-21 18:32:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-21 18:32:21,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:32:21,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:21,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 143 states and 187 transitions. [2023-11-21 18:32:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 187 transitions. [2023-11-21 18:32:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:32:23,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2023-11-21 18:32:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 143 states and 186 transitions. [2023-11-21 18:32:23,458 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 186 transitions. [2023-11-21 18:32:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:32:23,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-11-21 18:32:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:24,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 146 states and 188 transitions. [2023-11-21 18:32:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 188 transitions. [2023-11-21 18:32:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:32:24,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:24,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 151 states and 197 transitions. [2023-11-21 18:32:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 197 transitions. [2023-11-21 18:32:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:32:26,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2023-11-21 18:32:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 151 states and 196 transitions. [2023-11-21 18:32:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 196 transitions. [2023-11-21 18:32:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:32:26,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-21 18:32:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 198 transitions. [2023-11-21 18:32:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 198 transitions. [2023-11-21 18:32:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:32:27,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:27,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:29,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:29,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 159 states and 207 transitions. [2023-11-21 18:32:29,607 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 207 transitions. [2023-11-21 18:32:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:32:29,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:29,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-21 18:32:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 159 states and 206 transitions. [2023-11-21 18:32:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 206 transitions. [2023-11-21 18:32:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:32:30,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2023-11-21 18:32:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 162 states and 208 transitions. [2023-11-21 18:32:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 208 transitions. [2023-11-21 18:32:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:32:30,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:32,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 167 states and 217 transitions. [2023-11-21 18:32:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2023-11-21 18:32:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:32:32,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-11-21 18:32:33,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 167 states and 216 transitions. [2023-11-21 18:32:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 216 transitions. [2023-11-21 18:32:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:32:33,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2023-11-21 18:32:34,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions. [2023-11-21 18:32:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions. [2023-11-21 18:32:34,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:32:34,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 175 states and 227 transitions. [2023-11-21 18:32:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 227 transitions. [2023-11-21 18:32:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:32:36,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2023-11-21 18:32:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 175 states and 226 transitions. [2023-11-21 18:32:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 226 transitions. [2023-11-21 18:32:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:32:37,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2023-11-21 18:32:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 178 states and 228 transitions. [2023-11-21 18:32:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 228 transitions. [2023-11-21 18:32:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:32:38,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,961 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 183 states and 237 transitions. [2023-11-21 18:32:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 237 transitions. [2023-11-21 18:32:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:32:40,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:40,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:40,789 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2023-11-21 18:32:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 183 states and 236 transitions. [2023-11-21 18:32:41,311 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 236 transitions. [2023-11-21 18:32:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:32:41,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:41,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2023-11-21 18:32:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 186 states and 238 transitions. [2023-11-21 18:32:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 238 transitions. [2023-11-21 18:32:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:32:42,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:42,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.