./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:10,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:11,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:11,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:11,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:11,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:11,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:11,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:11,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:11,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:11,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:11,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:11,091 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:11,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:11,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:11,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:11,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:11,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:11,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:11,096 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:11,097 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:11,097 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:11,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:11,098 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:11,099 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:11,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:11,101 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:11,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:11,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:11,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:11,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:11,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:11,105 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:11,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:11,105 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:11,105 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_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b [2023-11-21 18:30:11,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:11,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:11,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:11,494 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:11,495 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:11,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2023-11-21 18:30:14,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:15,205 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:15,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2023-11-21 18:30:15,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/data/adb469b22/195090d3e40540069dbf665c829a305f/FLAGe07af03c3 [2023-11-21 18:30:15,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/data/adb469b22/195090d3e40540069dbf665c829a305f [2023-11-21 18:30:15,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:15,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:15,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:15,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:15,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:15,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757195ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15, skipping insertion in model container [2023-11-21 18:30:15,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:15,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:15,522 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:15,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:15,558 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:15,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15 WrapperNode [2023-11-21 18:30:15,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:15,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:15,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:15,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:15,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,577 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,599 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2023-11-21 18:30:15,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:15,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:15,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:15,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:15,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:15,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:15,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:15,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:15,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:15" (1/1) ... [2023-11-21 18:30:15,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:15,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:15,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:15,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85207698-ac71-45eb-8149-9649d813fea2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:15,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:15,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:15,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:15,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:15,785 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:15,788 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:16,063 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:16,148 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:16,157 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:30:16,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:16 BoogieIcfgContainer [2023-11-21 18:30:16,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:16,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:16,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:16,180 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:16,180 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:16" (1/1) ... [2023-11-21 18:30:16,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-21 18:30:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-21 18:30:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:16,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:16,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-21 18:30:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-21 18:30:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:16,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:16,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-21 18:30:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-21 18:30:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:17,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:17,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-21 18:30:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-21 18:30:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:17,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:17,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2023-11-21 18:30:18,289 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2023-11-21 18:30:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:18,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-21 18:30:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-21 18:30:18,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:18,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-21 18:30:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-21 18:30:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:19,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2023-11-21 18:30:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2023-11-21 18:30:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:19,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2023-11-21 18:30:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2023-11-21 18:30:20,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:20,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2023-11-21 18:30:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2023-11-21 18:30:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2023-11-21 18:30:21,676 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2023-11-21 18:30:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:30:21,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2023-11-21 18:30:22,359 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2023-11-21 18:30:22,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:22,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,556 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:23,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2023-11-21 18:30:23,275 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2023-11-21 18:30:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:30:23,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-21 18:30:23,875 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-21 18:30:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:23,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2023-11-21 18:30:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2023-11-21 18:30:24,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:24,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2023-11-21 18:30:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2023-11-21 18:30:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:30:25,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:27,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 74 states and 122 transitions. [2023-11-21 18:30:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 122 transitions. [2023-11-21 18:30:27,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:27,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,477 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2023-11-21 18:30:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2023-11-21 18:30:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:30:27,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 138 transitions. [2023-11-21 18:30:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2023-11-21 18:30:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:28,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:28,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:30,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:30,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 84 states and 140 transitions. [2023-11-21 18:30:30,190 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2023-11-21 18:30:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:30,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:30,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 89 states and 156 transitions. [2023-11-21 18:30:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 156 transitions. [2023-11-21 18:30:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:30:31,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2023-11-21 18:30:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2023-11-21 18:30:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:32,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 96 states and 174 transitions. [2023-11-21 18:30:33,673 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 174 transitions. [2023-11-21 18:30:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:30:33,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 99 states and 176 transitions. [2023-11-21 18:30:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 176 transitions. [2023-11-21 18:30:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:35,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 104 states and 194 transitions. [2023-11-21 18:30:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2023-11-21 18:30:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:30:36,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 106 states and 195 transitions. [2023-11-21 18:30:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 195 transitions. [2023-11-21 18:30:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:38,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,621 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2023-11-21 18:30:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2023-11-21 18:30:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:39,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 114 states and 216 transitions. [2023-11-21 18:30:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 216 transitions. [2023-11-21 18:30:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:41,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:43,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:43,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 236 transitions. [2023-11-21 18:30:43,527 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 236 transitions. [2023-11-21 18:30:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:43,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:43,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:44,569 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 121 states and 237 transitions. [2023-11-21 18:30:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2023-11-21 18:30:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:30:45,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:46,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 126 states and 258 transitions. [2023-11-21 18:30:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 258 transitions. [2023-11-21 18:30:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:30:46,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:48,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 129 states and 260 transitions. [2023-11-21 18:30:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 260 transitions. [2023-11-21 18:30:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:48,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:48,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 134 states and 282 transitions. [2023-11-21 18:30:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 282 transitions. [2023-11-21 18:30:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:51,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 136 states and 283 transitions. [2023-11-21 18:30:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 283 transitions. [2023-11-21 18:30:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:52,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:52,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 141 states and 306 transitions. [2023-11-21 18:30:54,901 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 306 transitions. [2023-11-21 18:30:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:30:54,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 144 states and 308 transitions. [2023-11-21 18:30:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 308 transitions. [2023-11-21 18:30:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:57,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 149 states and 332 transitions. [2023-11-21 18:30:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 332 transitions. [2023-11-21 18:30:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:30:59,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:01,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 151 states and 333 transitions. [2023-11-21 18:31:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 333 transitions. [2023-11-21 18:31:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:31:01,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.