./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/id_trans.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_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/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_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_trans.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/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_31420a2e-5888-4186-8c52-d894ba12c004/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 6aaead44d7f76ddac498383f5d9663622bc4506781697c14d3a4988231066e32 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:24,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:25,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:25,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:25,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:25,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:25,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:25,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:25,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:25,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:25,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:25,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:25,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:25,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:25,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:25,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:25,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:25,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:25,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:25,073 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:25,074 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:25,075 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:25,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:25,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:25,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:25,078 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:25,079 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:25,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:25,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:25,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:25,082 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:25,083 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:25,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:25,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:25,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:25,086 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_31420a2e-5888-4186-8c52-d894ba12c004/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aaead44d7f76ddac498383f5d9663622bc4506781697c14d3a4988231066e32 [2023-11-21 18:26:25,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:25,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:25,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:25,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:25,414 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:25,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-invgen/id_trans.i [2023-11-21 18:26:29,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:29,339 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:29,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/sv-benchmarks/c/loop-invgen/id_trans.i [2023-11-21 18:26:29,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/data/ead941f5b/4bc94fde103e40baafdca22a58e21c10/FLAGb98dbdab8 [2023-11-21 18:26:29,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/data/ead941f5b/4bc94fde103e40baafdca22a58e21c10 [2023-11-21 18:26:29,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:29,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:29,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:29,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:29,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:29,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3244a8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29, skipping insertion in model container [2023-11-21 18:26:29,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:29,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:29,627 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:29,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:29,667 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:29,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29 WrapperNode [2023-11-21 18:26:29,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:29,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:29,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:29,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:29,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,720 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2023-11-21 18:26:29,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:29,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:29,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:29,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:29,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:29,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:29,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:29,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:29,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:29" (1/1) ... [2023-11-21 18:26:29,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:29,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:29,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:29,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31420a2e-5888-4186-8c52-d894ba12c004/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:26:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:26:29,946 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:29,949 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:30,220 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:30,282 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:30,282 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:26:30,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:30 BoogieIcfgContainer [2023-11-21 18:26:30,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:30,286 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:30,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:30,300 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:30,300 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:30" (1/1) ... [2023-11-21 18:26:30,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-21 18:26:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-21 18:26:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:26:30,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,679 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 18:26:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-21 18:26:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-21 18:26:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:26:30,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,984 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 18:26:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-21 18:26:31,127 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-21 18:26:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:31,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,259 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 18:26:31,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-21 18:26:31,365 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-21 18:26:31,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:31,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,541 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 18:26:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-21 18:26:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-21 18:26:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:31,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2023-11-21 18:26:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2023-11-21 18:26:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:32,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:32,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-21 18:26:32,265 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-21 18:26:32,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:32,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2023-11-21 18:26:32,517 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-11-21 18:26:32,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:32,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-21 18:26:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-21 18:26:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:32,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-11-21 18:26:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-21 18:26:33,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:33,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2023-11-21 18:26:33,201 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-21 18:26:33,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:26:33,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 68 transitions. [2023-11-21 18:26:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-21 18:26:34,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:34,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,246 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 65 states and 90 transitions. [2023-11-21 18:26:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2023-11-21 18:26:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:26:34,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 71 states and 103 transitions. [2023-11-21 18:26:35,382 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2023-11-21 18:26:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:26:35,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,490 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 72 states and 104 transitions. [2023-11-21 18:26:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2023-11-21 18:26:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:26:35,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 106 transitions. [2023-11-21 18:26:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2023-11-21 18:26:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:36,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,343 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 120 transitions. [2023-11-21 18:26:37,121 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2023-11-21 18:26:37,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:37,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 120 transitions. [2023-11-21 18:26:37,633 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2023-11-21 18:26:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:37,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:26:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 121 transitions. [2023-11-21 18:26:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-21 18:26:38,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:38,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:26:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 117 transitions. [2023-11-21 18:26:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2023-11-21 18:26:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:26:38,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:26:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 121 transitions. [2023-11-21 18:26:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-21 18:26:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:26:38,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:26:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 130 transitions. [2023-11-21 18:26:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2023-11-21 18:26:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:26:39,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,628 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:26:40,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 144 transitions. [2023-11-21 18:26:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2023-11-21 18:26:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:26:40,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:26:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 100 states and 145 transitions. [2023-11-21 18:26:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2023-11-21 18:26:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:26:41,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-21 18:26:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 112 states and 162 transitions. [2023-11-21 18:26:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 162 transitions. [2023-11-21 18:26:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:26:42,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:26:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 113 states and 162 transitions. [2023-11-21 18:26:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2023-11-21 18:26:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:43,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:26:44,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 174 transitions. [2023-11-21 18:26:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2023-11-21 18:26:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:44,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,923 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:26:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 120 states and 174 transitions. [2023-11-21 18:26:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 174 transitions. [2023-11-21 18:26:45,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:45,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:45,627 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:26:46,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 175 transitions. [2023-11-21 18:26:46,011 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 175 transitions. [2023-11-21 18:26:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:26:46,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:26:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 189 transitions. [2023-11-21 18:26:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 189 transitions. [2023-11-21 18:26:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:26:46,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-11-21 18:26:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:48,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 130 states and 188 transitions. [2023-11-21 18:26:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 188 transitions. [2023-11-21 18:26:48,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:26:48,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:48,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-21 18:26:49,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 204 transitions. [2023-11-21 18:26:49,079 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2023-11-21 18:26:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:26:49,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:26:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 148 states and 216 transitions. [2023-11-21 18:26:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2023-11-21 18:26:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:26:50,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:50,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,830 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:26:51,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 149 states and 216 transitions. [2023-11-21 18:26:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2023-11-21 18:26:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:26:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:51,732 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:26:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 217 transitions. [2023-11-21 18:26:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2023-11-21 18:26:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:26:52,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:52,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:26:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 159 states and 231 transitions. [2023-11-21 18:26:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 231 transitions. [2023-11-21 18:26:53,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:26:53,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-11-21 18:26:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 159 states and 230 transitions. [2023-11-21 18:26:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 230 transitions. [2023-11-21 18:26:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:26:54,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:54,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2023-11-21 18:26:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 171 states and 246 transitions. [2023-11-21 18:26:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2023-11-21 18:26:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:26:55,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-21 18:26:57,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:57,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 178 states and 260 transitions. [2023-11-21 18:26:57,849 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 260 transitions. [2023-11-21 18:26:57,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:26:57,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:57,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-21 18:26:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 179 states and 260 transitions. [2023-11-21 18:26:58,926 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-11-21 18:26:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:26:58,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-21 18:26:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 181 states and 261 transitions. [2023-11-21 18:26:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 261 transitions. [2023-11-21 18:26:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-21 18:26:59,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 18:27:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 189 states and 275 transitions. [2023-11-21 18:27:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 275 transitions. [2023-11-21 18:27:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:27:01,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,300 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2023-11-21 18:27:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:02,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 189 states and 274 transitions. [2023-11-21 18:27:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 274 transitions. [2023-11-21 18:27:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-21 18:27:02,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:02,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-21 18:27:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:04,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 201 states and 290 transitions. [2023-11-21 18:27:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 290 transitions. [2023-11-21 18:27:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:27:04,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:04,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-21 18:27:06,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 207 states and 302 transitions. [2023-11-21 18:27:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 302 transitions. [2023-11-21 18:27:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:27:06,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-21 18:27:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 208 states and 302 transitions. [2023-11-21 18:27:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 302 transitions. [2023-11-21 18:27:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:27:07,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:07,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-21 18:27:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 210 states and 303 transitions. [2023-11-21 18:27:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2023-11-21 18:27:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-21 18:27:08,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-21 18:27:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:09,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 218 states and 317 transitions. [2023-11-21 18:27:09,982 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 317 transitions. [2023-11-21 18:27:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-21 18:27:09,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:09,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-11-21 18:27:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:11,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 218 states and 316 transitions. [2023-11-21 18:27:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 316 transitions. [2023-11-21 18:27:11,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-21 18:27:11,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:11,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2023-11-21 18:27:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 230 states and 332 transitions. [2023-11-21 18:27:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 332 transitions. [2023-11-21 18:27:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-21 18:27:12,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms