./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.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_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/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_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/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_11bad49b-be95-4204-837c-93c26dd05bee/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 aa85058e2265737f535eb1fe2c40b3792241244c90bfe02ec1cb86f59e478fdf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:40,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:40,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:40,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:40,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:40,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:40,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:40,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:40,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:40,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:40,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:40,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:40,688 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:40,689 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:40,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:40,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:40,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:40,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:40,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:40,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:40,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:40,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:40,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:40,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:40,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:40,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:40,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:40,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:40,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:40,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:40,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:40,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:40,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:40,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:40,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:40,705 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_11bad49b-be95-4204-837c-93c26dd05bee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa85058e2265737f535eb1fe2c40b3792241244c90bfe02ec1cb86f59e478fdf [2023-11-21 18:28:40,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:41,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:41,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:41,007 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:41,008 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:41,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i [2023-11-21 18:28:44,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:44,532 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:44,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i [2023-11-21 18:28:44,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/data/0f4cf2771/2b767603a27746cf930348cbf7690fe8/FLAG0aeb2658d [2023-11-21 18:28:44,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/data/0f4cf2771/2b767603a27746cf930348cbf7690fe8 [2023-11-21 18:28:44,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:44,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:44,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:44,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:44,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:44,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0003ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44, skipping insertion in model container [2023-11-21 18:28:44,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:44,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:44,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:44,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:44,871 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:44,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44 WrapperNode [2023-11-21 18:28:44,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:44,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:44,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:44,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:44,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,908 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2023-11-21 18:28:44,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:44,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:44,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:44,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:44,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:44,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:44,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:44,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:44,933 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:44" (1/1) ... [2023-11-21 18:28:44,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:44,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:44,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:44,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11bad49b-be95-4204-837c-93c26dd05bee/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:45,092 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:45,095 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:45,262 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:45,313 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:45,314 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:28:45,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:45 BoogieIcfgContainer [2023-11-21 18:28:45,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:45,317 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:45,317 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:45,327 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:45,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:45" (1/1) ... [2023-11-21 18:28:45,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-21 18:28:45,401 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-21 18:28:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:45,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:45,656 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 18:28:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-21 18:28:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-21 18:28:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:45,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:45,844 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 18:28:45,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-21 18:28:45,959 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-21 18:28:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:45,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,045 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 18:28:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-21 18:28:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-21 18:28:46,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:28:46,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,202 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 18:28:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2023-11-21 18:28:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2023-11-21 18:28:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:28:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,444 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 18:28:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-21 18:28:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-21 18:28:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:28:46,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,725 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 18:28:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:28:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:28:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:28:46,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,077 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 18:28:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-21 18:28:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-21 18:28:47,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:28:47,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:47,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-21 18:28:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-21 18:28:47,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:47,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:47,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2023-11-21 18:28:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-21 18:28:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:28:47,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,123 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2023-11-21 18:28:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-21 18:28:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:28:48,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-21 18:28:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-21 18:28:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:28:48,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2023-11-21 18:28:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2023-11-21 18:28:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:28:49,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 61 states and 72 transitions. [2023-11-21 18:28:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 72 transitions. [2023-11-21 18:28:49,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:28:49,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:50,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-21 18:28:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-21 18:28:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:28:50,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:50,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:50,896 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2023-11-21 18:28:51,253 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2023-11-21 18:28:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:28:51,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:51,586 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2023-11-21 18:28:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2023-11-21 18:28:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:28:51,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:51,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:52,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2023-11-21 18:28:52,699 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2023-11-21 18:28:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:28:52,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:52,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 91 states and 107 transitions. [2023-11-21 18:28:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2023-11-21 18:28:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:28:53,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2023-11-21 18:28:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2023-11-21 18:28:54,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:28:54,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:54,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:55,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:55,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 103 states and 121 transitions. [2023-11-21 18:28:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 121 transitions. [2023-11-21 18:28:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:28:55,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 109 states and 128 transitions. [2023-11-21 18:28:56,465 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2023-11-21 18:28:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:28:56,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:56,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 115 states and 135 transitions. [2023-11-21 18:28:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-21 18:28:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:28:57,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 0 proven. 901 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 121 states and 142 transitions. [2023-11-21 18:28:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2023-11-21 18:28:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:28:58,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 127 states and 149 transitions. [2023-11-21 18:28:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 149 transitions. [2023-11-21 18:28:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:28:59,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:59,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1121 backedges. 0 proven. 1121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 133 states and 156 transitions. [2023-11-21 18:29:01,218 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2023-11-21 18:29:01,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-21 18:29:01,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:01,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:02,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 139 states and 163 transitions. [2023-11-21 18:29:02,648 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2023-11-21 18:29:02,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:29:02,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:02,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 145 states and 170 transitions. [2023-11-21 18:29:04,042 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2023-11-21 18:29:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-21 18:29:04,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1496 backedges. 0 proven. 1496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 151 states and 177 transitions. [2023-11-21 18:29:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 177 transitions. [2023-11-21 18:29:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-21 18:29:05,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:05,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 0 proven. 1633 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 157 states and 184 transitions. [2023-11-21 18:29:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 184 transitions. [2023-11-21 18:29:07,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 18:29:07,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:07,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1776 backedges. 0 proven. 1776 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:08,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:08,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 163 states and 191 transitions. [2023-11-21 18:29:08,773 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2023-11-21 18:29:08,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:29:08,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:08,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1925 backedges. 0 proven. 1925 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 169 states and 198 transitions. [2023-11-21 18:29:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 198 transitions. [2023-11-21 18:29:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:29:10,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:10,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 175 states and 205 transitions. [2023-11-21 18:29:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 205 transitions. [2023-11-21 18:29:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-21 18:29:12,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:12,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 0 proven. 2241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 181 states and 212 transitions. [2023-11-21 18:29:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 212 transitions. [2023-11-21 18:29:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-21 18:29:14,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:14,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2408 backedges. 0 proven. 2408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:15,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:15,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 187 states and 219 transitions. [2023-11-21 18:29:15,851 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 219 transitions. [2023-11-21 18:29:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:29:15,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:15,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:17,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 0 proven. 2581 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 193 states and 226 transitions. [2023-11-21 18:29:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 226 transitions. [2023-11-21 18:29:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-21 18:29:17,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:17,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2760 backedges. 0 proven. 2760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 199 states and 233 transitions. [2023-11-21 18:29:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 233 transitions. [2023-11-21 18:29:19,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-21 18:29:19,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:19,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 0 proven. 2945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 205 states and 240 transitions. [2023-11-21 18:29:22,072 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 240 transitions. [2023-11-21 18:29:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-21 18:29:22,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3136 backedges. 0 proven. 3136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:24,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 211 states and 247 transitions. [2023-11-21 18:29:24,338 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 247 transitions. [2023-11-21 18:29:24,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-21 18:29:24,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:24,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3333 backedges. 0 proven. 3333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:26,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:26,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 217 states and 254 transitions. [2023-11-21 18:29:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 254 transitions. [2023-11-21 18:29:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-21 18:29:26,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:26,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat