./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV --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 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:59,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:59,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:59,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:59,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:59,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:59,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:59,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:59,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:59,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:59,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:59,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:59,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:59,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:59,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:59,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:59,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:59,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:59,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:59,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:59,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:59,871 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:59,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:59,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:59,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:59,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:59,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:59,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:59,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:59,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:59,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:59,877 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:59,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:59,877 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:59,878 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_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 [2023-11-12 00:00:00,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:00,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:00,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:00,205 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:00,205 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:00,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2023-11-12 00:00:03,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:03,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:03,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2023-11-12 00:00:03,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/data/d72e7981b/25b5f4e2ac4c42edb931ee01ae9595ae/FLAG1caad653a [2023-11-12 00:00:03,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/data/d72e7981b/25b5f4e2ac4c42edb931ee01ae9595ae [2023-11-12 00:00:03,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:03,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:03,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:03,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:03,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:03,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:03" (1/1) ... [2023-11-12 00:00:03,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73feaab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:03, skipping insertion in model container [2023-11-12 00:00:03,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:03" (1/1) ... [2023-11-12 00:00:03,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:04,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:04,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:04,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:04,123 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:04,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04 WrapperNode [2023-11-12 00:00:04,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:04,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:04,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:04,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:04,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,171 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 236 [2023-11-12 00:00:04,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:04,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:04,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:04,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:04,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,191 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,193 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:04,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:04,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:04,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:04,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:04,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:04,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:04,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38760f5-180c-4b50-bef4-32cff5da292f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-12 00:00:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-12 00:00:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:04,387 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:04,389 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:04,718 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:04,737 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:04,737 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:00:04,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:04 BoogieIcfgContainer [2023-11-12 00:00:04,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:04,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:04,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:04,752 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:04,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:04" (1/1) ... [2023-11-12 00:00:04,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 136 transitions. [2023-11-12 00:00:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2023-11-12 00:00:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:00:04,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:04,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 99 states and 135 transitions. [2023-11-12 00:00:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 135 transitions. [2023-11-12 00:00:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:05,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2023-11-12 00:00:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2023-11-12 00:00:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:05,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2023-11-12 00:00:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2023-11-12 00:00:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:00:05,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2023-11-12 00:00:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-12 00:00:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:05,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2023-11-12 00:00:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2023-11-12 00:00:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:00:05,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 106 states and 148 transitions. [2023-11-12 00:00:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2023-11-12 00:00:05,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:00:05,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:05,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 117 states and 170 transitions. [2023-11-12 00:00:06,042 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2023-11-12 00:00:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:00:06,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 118 states and 171 transitions. [2023-11-12 00:00:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-12 00:00:06,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:00:06,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 126 states and 185 transitions. [2023-11-12 00:00:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-12 00:00:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:00:06,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions. [2023-11-12 00:00:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2023-11-12 00:00:06,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:00:06,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 137 states and 203 transitions. [2023-11-12 00:00:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 203 transitions. [2023-11-12 00:00:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:00:06,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 138 states and 204 transitions. [2023-11-12 00:00:06,633 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 204 transitions. [2023-11-12 00:00:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:00:06,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 141 states and 212 transitions. [2023-11-12 00:00:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2023-11-12 00:00:06,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:00:06,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:06,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 151 states and 229 transitions. [2023-11-12 00:00:06,978 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2023-11-12 00:00:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:00:06,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:06,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:07,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 155 states and 237 transitions. [2023-11-12 00:00:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 237 transitions. [2023-11-12 00:00:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:00:07,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:07,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:07,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:07,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 156 states and 238 transitions. [2023-11-12 00:00:07,276 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2023-11-12 00:00:07,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:07,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:07,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 157 states and 241 transitions. [2023-11-12 00:00:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 241 transitions. [2023-11-12 00:00:07,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:07,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:07,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:07,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:07,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 156 states and 240 transitions. [2023-11-12 00:00:07,749 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 240 transitions. [2023-11-12 00:00:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:07,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:07,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 157 states and 240 transitions. [2023-11-12 00:00:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions. [2023-11-12 00:00:07,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:00:07,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:07,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:07,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 156 states and 239 transitions. [2023-11-12 00:00:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 239 transitions. [2023-11-12 00:00:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:00:08,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:08,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 157 states and 239 transitions. [2023-11-12 00:00:08,336 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2023-11-12 00:00:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:00:08,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:08,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:08,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:08,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 164 states and 252 transitions. [2023-11-12 00:00:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2023-11-12 00:00:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:00:08,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:08,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 172 states and 265 transitions. [2023-11-12 00:00:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 265 transitions. [2023-11-12 00:00:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:00:08,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:08,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:09,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2023-11-12 00:00:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2023-11-12 00:00:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:00:09,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:09,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:09,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 192 states and 306 transitions. [2023-11-12 00:00:09,972 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 306 transitions. [2023-11-12 00:00:09,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:09,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:09,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 206 states and 334 transitions. [2023-11-12 00:00:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 334 transitions. [2023-11-12 00:00:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:10,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:10,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:11,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:11,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 214 states and 348 transitions. [2023-11-12 00:00:11,046 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 348 transitions. [2023-11-12 00:00:11,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:00:11,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:11,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 363 transitions. [2023-11-12 00:00:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 363 transitions. [2023-11-12 00:00:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:00:11,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:11,474 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:11,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:11,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 231 states and 379 transitions. [2023-11-12 00:00:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 379 transitions. [2023-11-12 00:00:11,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:00:11,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:11,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 236 states and 391 transitions. [2023-11-12 00:00:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 391 transitions. [2023-11-12 00:00:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:00:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:12,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:12,576 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 246 states and 408 transitions. [2023-11-12 00:00:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 408 transitions. [2023-11-12 00:00:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:00:12,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:12,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 250 states and 416 transitions. [2023-11-12 00:00:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 416 transitions. [2023-11-12 00:00:13,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:00:13,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:13,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:13,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:13,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 261 states and 435 transitions. [2023-11-12 00:00:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 435 transitions. [2023-11-12 00:00:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:00:13,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:13,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:00:14,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:14,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 268 states and 446 transitions. [2023-11-12 00:00:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 446 transitions. [2023-11-12 00:00:14,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:00:14,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:14,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:14,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 274 states and 459 transitions. [2023-11-12 00:00:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 459 transitions. [2023-11-12 00:00:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:00:14,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:14,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,943 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 277 states and 471 transitions. [2023-11-12 00:00:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 471 transitions. [2023-11-12 00:00:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:00:15,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 273 states and 464 transitions. [2023-11-12 00:00:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 464 transitions. [2023-11-12 00:00:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:00:15,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 00:00:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 280 states and 475 transitions. [2023-11-12 00:00:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 475 transitions. [2023-11-12 00:00:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:00:15,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,522 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-12 00:00:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:18,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 313 states and 540 transitions. [2023-11-12 00:00:18,377 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 540 transitions. [2023-11-12 00:00:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:00:18,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:18,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:18,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 310 states and 534 transitions. [2023-11-12 00:00:18,491 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 534 transitions. [2023-11-12 00:00:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:00:18,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:18,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:18,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 312 states and 535 transitions. [2023-11-12 00:00:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 535 transitions. [2023-11-12 00:00:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-12 00:00:18,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:18,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 313 states and 536 transitions. [2023-11-12 00:00:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 536 transitions. [2023-11-12 00:00:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:00:19,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:19,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:19,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:19,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 314 states and 536 transitions. [2023-11-12 00:00:19,929 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 536 transitions. [2023-11-12 00:00:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:00:19,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:19,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:19,963 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:00:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 307 states and 523 transitions. [2023-11-12 00:00:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 523 transitions. [2023-11-12 00:00:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:00:20,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:20,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 332 states and 568 transitions. [2023-11-12 00:00:21,596 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 568 transitions. [2023-11-12 00:00:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:00:21,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:21,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:21,635 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:00:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 334 states and 572 transitions. [2023-11-12 00:00:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 572 transitions. [2023-11-12 00:00:22,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:00:22,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:22,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:00:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 347 states and 596 transitions. [2023-11-12 00:00:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 596 transitions. [2023-11-12 00:00:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:00:23,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:23,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 00:00:23,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 340 states and 583 transitions. [2023-11-12 00:00:23,382 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 583 transitions. [2023-11-12 00:00:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:00:23,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-12 00:00:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 345 states and 591 transitions. [2023-11-12 00:00:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 591 transitions. [2023-11-12 00:00:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:00:23,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:23,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 350 states and 604 transitions. [2023-11-12 00:00:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 604 transitions. [2023-11-12 00:00:24,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:00:24,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:24,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:24,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 344 states and 590 transitions. [2023-11-12 00:00:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 590 transitions. [2023-11-12 00:00:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:00:24,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:24,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 352 states and 605 transitions. [2023-11-12 00:00:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 605 transitions. [2023-11-12 00:00:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:00:25,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:25,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 354 states and 606 transitions. [2023-11-12 00:00:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 606 transitions. [2023-11-12 00:00:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:26,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:00:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:27,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 367 states and 639 transitions. [2023-11-12 00:00:27,602 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 639 transitions. [2023-11-12 00:00:27,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:27,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:27,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:00:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 372 states and 650 transitions. [2023-11-12 00:00:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 650 transitions. [2023-11-12 00:00:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:28,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:28,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:00:29,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:29,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 376 states and 658 transitions. [2023-11-12 00:00:29,019 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 658 transitions. [2023-11-12 00:00:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:29,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:29,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:29,064 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:00:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 379 states and 666 transitions. [2023-11-12 00:00:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 666 transitions. [2023-11-12 00:00:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:29,511 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:30,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 386 states and 684 transitions. [2023-11-12 00:00:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 684 transitions. [2023-11-12 00:00:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:30,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:30,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 392 states and 694 transitions. [2023-11-12 00:00:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 694 transitions. [2023-11-12 00:00:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:30,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:30,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 381 states and 673 transitions. [2023-11-12 00:00:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 673 transitions. [2023-11-12 00:00:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:00:30,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 380 states and 671 transitions. [2023-11-12 00:00:31,304 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 671 transitions. [2023-11-12 00:00:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:00:31,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:31,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:00:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 421 states and 766 transitions. [2023-11-12 00:00:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 766 transitions. [2023-11-12 00:00:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:00:35,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:00:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 426 states and 784 transitions. [2023-11-12 00:00:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 784 transitions. [2023-11-12 00:00:37,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:00:37,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:37,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:37,331 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:00:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 431 states and 795 transitions. [2023-11-12 00:00:38,116 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 795 transitions. [2023-11-12 00:00:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:00:38,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:00:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:39,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 435 states and 806 transitions. [2023-11-12 00:00:39,278 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 806 transitions. [2023-11-12 00:00:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:00:39,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 447 states and 825 transitions. [2023-11-12 00:00:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 825 transitions. [2023-11-12 00:00:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:00:41,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:41,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 446 states and 819 transitions. [2023-11-12 00:00:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 819 transitions. [2023-11-12 00:00:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-12 00:00:42,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:42,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:44,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 471 states and 862 transitions. [2023-11-12 00:00:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 862 transitions. [2023-11-12 00:00:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-12 00:00:44,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:44,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:44,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 478 states and 873 transitions. [2023-11-12 00:00:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 873 transitions. [2023-11-12 00:00:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-12 00:00:44,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:44,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:45,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 484 states and 883 transitions. [2023-11-12 00:00:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 883 transitions. [2023-11-12 00:00:45,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:00:45,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:45,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 490 states and 893 transitions. [2023-11-12 00:00:45,847 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 893 transitions. [2023-11-12 00:00:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:00:45,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:45,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 497 states and 904 transitions. [2023-11-12 00:00:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 904 transitions. [2023-11-12 00:00:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:00:46,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:46,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:46,392 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:46,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 498 states and 908 transitions. [2023-11-12 00:00:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 908 transitions. [2023-11-12 00:00:46,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:00:46,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:46,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:49,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 518 states and 951 transitions. [2023-11-12 00:00:49,529 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 951 transitions. [2023-11-12 00:00:49,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:00:49,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:49,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 520 states and 955 transitions. [2023-11-12 00:00:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 955 transitions. [2023-11-12 00:00:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:00:50,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:50,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.