./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/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_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/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_99b996d3-1ae9-48ec-ba28-81040f0e1700/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 a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:05,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:05,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:05,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:05,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:05,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:05,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:05,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:05,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:05,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:05,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:05,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:05,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:05,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:05,734 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:05,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:05,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:05,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:05,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:05,736 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:05,737 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:05,737 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:05,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:05,738 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:05,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:05,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:05,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:05,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:05,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:05,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:05,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:05,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:05,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:05,744 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:05,744 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_99b996d3-1ae9-48ec-ba28-81040f0e1700/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b [2023-11-11 23:55:06,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:06,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:06,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:06,040 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:06,041 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:06,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2023-11-11 23:55:09,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:09,463 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:09,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2023-11-11 23:55:09,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/data/ca5271494/0990a5890a3c4907ab87071ef43c4cfe/FLAG3bc1fb2fd [2023-11-11 23:55:09,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/data/ca5271494/0990a5890a3c4907ab87071ef43c4cfe [2023-11-11 23:55:09,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:09,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:09,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:09,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:09,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:09,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3d765a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09, skipping insertion in model container [2023-11-11 23:55:09,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:09,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:09,679 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:09,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:09,707 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:09,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09 WrapperNode [2023-11-11 23:55:09,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:09,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:09,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:09,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:09,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,745 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2023-11-11 23:55:09,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:09,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:09,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:09,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:09,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:09,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:09,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:09,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:09,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:09" (1/1) ... [2023-11-11 23:55:09,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:09,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:09,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:09,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b996d3-1ae9-48ec-ba28-81040f0e1700/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:09,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:09,921 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:09,923 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:10,058 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:10,098 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:10,098 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:10,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:10 BoogieIcfgContainer [2023-11-11 23:55:10,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:10,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:10,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:10,113 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:10,114 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:10" (1/1) ... [2023-11-11 23:55:10,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-11 23:55:10,181 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-11 23:55:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:10,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-11 23:55:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-11 23:55:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:55:10,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-11 23:55:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-11 23:55:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:10,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-11 23:55:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-11 23:55:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:11,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:11,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2023-11-11 23:55:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-11-11 23:55:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:11,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:11,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-11 23:55:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-11 23:55:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:12,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-11 23:55:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-11 23:55:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:12,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2023-11-11 23:55:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2023-11-11 23:55:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:13,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2023-11-11 23:55:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2023-11-11 23:55:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:14,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2023-11-11 23:55:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2023-11-11 23:55:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:55:14,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-11-11 23:55:15,071 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-11-11 23:55:15,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:55:15,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 85 transitions. [2023-11-11 23:55:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 85 transitions. [2023-11-11 23:55:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:55:15,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2023-11-11 23:55:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2023-11-11 23:55:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:16,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:16,779 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 61 states and 99 transitions. [2023-11-11 23:55:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 99 transitions. [2023-11-11 23:55:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:17,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:17,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2023-11-11 23:55:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2023-11-11 23:55:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:17,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:17,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 69 states and 115 transitions. [2023-11-11 23:55:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 115 transitions. [2023-11-11 23:55:18,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:18,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:18,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 74 states and 130 transitions. [2023-11-11 23:55:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 130 transitions. [2023-11-11 23:55:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:19,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:19,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:19,998 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 76 states and 131 transitions. [2023-11-11 23:55:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 131 transitions. [2023-11-11 23:55:20,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:20,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:20,588 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:21,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2023-11-11 23:55:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2023-11-11 23:55:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:21,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:21,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-11 23:55:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-11 23:55:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:22,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:22,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 89 states and 166 transitions. [2023-11-11 23:55:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 166 transitions. [2023-11-11 23:55:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:55:23,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 91 states and 167 transitions. [2023-11-11 23:55:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 167 transitions. [2023-11-11 23:55:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:55:24,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2023-11-11 23:55:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2023-11-11 23:55:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:25,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:26,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 187 transitions. [2023-11-11 23:55:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2023-11-11 23:55:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:55:26,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2023-11-11 23:55:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2023-11-11 23:55:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:55:28,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 106 states and 207 transitions. [2023-11-11 23:55:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 207 transitions. [2023-11-11 23:55:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:55:29,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 111 states and 226 transitions. [2023-11-11 23:55:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 226 transitions. [2023-11-11 23:55:30,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:55:30,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,397 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 114 states and 229 transitions. [2023-11-11 23:55:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2023-11-11 23:55:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:55:32,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 119 states and 250 transitions. [2023-11-11 23:55:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 250 transitions. [2023-11-11 23:55:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:55:33,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:35,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:35,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 121 states and 251 transitions. [2023-11-11 23:55:35,222 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 251 transitions. [2023-11-11 23:55:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:55:35,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:35,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:36,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 126 states and 272 transitions. [2023-11-11 23:55:36,621 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 272 transitions. [2023-11-11 23:55:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:55:36,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:36,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:37,735 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 129 states and 275 transitions. [2023-11-11 23:55:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 275 transitions. [2023-11-11 23:55:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:55:38,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:40,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 134 states and 298 transitions. [2023-11-11 23:55:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 298 transitions. [2023-11-11 23:55:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:55:40,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:41,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:41,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 136 states and 299 transitions. [2023-11-11 23:55:41,921 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 299 transitions. [2023-11-11 23:55:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:55:41,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:41,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:43,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 141 states and 322 transitions. [2023-11-11 23:55:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 322 transitions. [2023-11-11 23:55:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:55:43,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 144 states and 325 transitions. [2023-11-11 23:55:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 325 transitions. [2023-11-11 23:55:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:55:45,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:47,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 149 states and 350 transitions. [2023-11-11 23:55:47,771 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 350 transitions. [2023-11-11 23:55:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:55:47,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 151 states and 351 transitions. [2023-11-11 23:55:49,690 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 351 transitions. [2023-11-11 23:55:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:55:49,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:51,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 156 states and 376 transitions. [2023-11-11 23:55:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 376 transitions. [2023-11-11 23:55:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:55:51,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 159 states and 379 transitions. [2023-11-11 23:55:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 379 transitions. [2023-11-11 23:55:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:55:53,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:53,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 164 states and 406 transitions. [2023-11-11 23:55:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 406 transitions. [2023-11-11 23:55:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:55:56,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:56,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.