./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/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_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/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_988d58d3-c18e-49b0-82f1-66b57b0c42ae/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 e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:10,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:10,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:43:10,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:10,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:10,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:10,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:10,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:10,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:10,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:10,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:10,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:10,339 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:43:10,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:10,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:43:10,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:10,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:10,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:10,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:10,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:10,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:10,344 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:43:10,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:10,346 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:10,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:10,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:10,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:10,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:10,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:10,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:10,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:10,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:10,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:10,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:10,351 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:10,352 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_988d58d3-c18e-49b0-82f1-66b57b0c42ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 [2023-11-21 18:43:10,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:10,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:10,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:10,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:10,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:10,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-lit/gj2007.i [2023-11-21 18:43:13,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:14,263 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:14,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/sv-benchmarks/c/loop-lit/gj2007.i [2023-11-21 18:43:14,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/data/034d6abfe/9d8b1e7f5d564e43b20ea9a98641693a/FLAGc7477b8ea [2023-11-21 18:43:14,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/data/034d6abfe/9d8b1e7f5d564e43b20ea9a98641693a [2023-11-21 18:43:14,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:14,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:14,292 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:14,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:14,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:14,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f58696f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14, skipping insertion in model container [2023-11-21 18:43:14,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:14,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:14,510 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:14,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:14,540 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:14,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14 WrapperNode [2023-11-21 18:43:14,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:14,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:14,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:14,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:14,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,569 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 36 [2023-11-21 18:43:14,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:14,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:14,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:14,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:14,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:14,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:14,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:14,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:14,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:14,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:14,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:14,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_988d58d3-c18e-49b0-82f1-66b57b0c42ae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:14,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:14,728 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:14,732 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:14,897 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:14,948 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:14,948 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:43:14,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:14 BoogieIcfgContainer [2023-11-21 18:43:14,950 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:14,951 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:14,951 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:14,961 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:14,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-21 18:43:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-21 18:43:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:15,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,259 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 18:43:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-21 18:43:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-21 18:43:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:15,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,404 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 18:43:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:43:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:43:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:43:15,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,476 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 18:43:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-21 18:43:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-21 18:43:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:15,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-21 18:43:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-21 18:43:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:15,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-21 18:43:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-21 18:43:15,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:15,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:43:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-21 18:43:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-21 18:43:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:43:15,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-21 18:43:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-21 18:43:16,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:43:16,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:43:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-21 18:43:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-21 18:43:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:16,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:43:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:43:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:43:16,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:43:16,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-21 18:43:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-21 18:43:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:43:17,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2023-11-21 18:43:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2023-11-21 18:43:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:18,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:43:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-21 18:43:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-21 18:43:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:18,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 56 states and 86 transitions. [2023-11-21 18:43:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 86 transitions. [2023-11-21 18:43:19,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:43:19,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:43:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2023-11-21 18:43:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2023-11-21 18:43:19,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:43:19,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2023-11-21 18:43:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2023-11-21 18:43:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:43:19,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:20,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2023-11-21 18:43:20,738 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2023-11-21 18:43:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:43:20,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:20,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:43:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2023-11-21 18:43:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2023-11-21 18:43:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:21,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:21,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2023-11-21 18:43:21,387 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2023-11-21 18:43:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:43:21,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:21,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:43:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:22,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-21 18:43:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-21 18:43:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:43:22,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:22,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:43:22,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2023-11-21 18:43:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2023-11-21 18:43:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:22,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:22,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:43:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2023-11-21 18:43:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2023-11-21 18:43:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:43:23,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:23,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:23,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 116 transitions. [2023-11-21 18:43:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2023-11-21 18:43:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:43:23,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:23,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:24,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:24,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2023-11-21 18:43:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-21 18:43:24,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:43:24,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:24,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 32 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 88 states and 126 transitions. [2023-11-21 18:43:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2023-11-21 18:43:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:24,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:24,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 36 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 92 states and 131 transitions. [2023-11-21 18:43:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2023-11-21 18:43:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:25,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:25,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 72 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 96 states and 136 transitions. [2023-11-21 18:43:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-21 18:43:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:43:26,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:26,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 48 proven. 98 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2023-11-21 18:43:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2023-11-21 18:43:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:43:26,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:26,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:26,893 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 54 proven. 128 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2023-11-21 18:43:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2023-11-21 18:43:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:43:27,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 60 proven. 162 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 151 transitions. [2023-11-21 18:43:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 151 transitions. [2023-11-21 18:43:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:43:28,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 66 proven. 200 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 156 transitions. [2023-11-21 18:43:29,085 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2023-11-21 18:43:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:43:29,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 72 proven. 242 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 116 states and 161 transitions. [2023-11-21 18:43:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2023-11-21 18:43:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:43:29,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 78 proven. 288 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 120 states and 166 transitions. [2023-11-21 18:43:30,788 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2023-11-21 18:43:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:43:30,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:30,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 84 proven. 338 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 124 states and 171 transitions. [2023-11-21 18:43:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 171 transitions. [2023-11-21 18:43:31,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:43:31,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:31,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 90 proven. 392 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2023-11-21 18:43:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2023-11-21 18:43:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:43:32,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:32,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:32,918 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 96 proven. 450 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 132 states and 181 transitions. [2023-11-21 18:43:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 181 transitions. [2023-11-21 18:43:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:43:33,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:33,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 102 proven. 512 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 136 states and 186 transitions. [2023-11-21 18:43:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 186 transitions. [2023-11-21 18:43:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:43:34,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:34,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 108 proven. 578 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:35,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2023-11-21 18:43:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2023-11-21 18:43:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:43:35,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:35,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 114 proven. 648 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2023-11-21 18:43:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2023-11-21 18:43:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:43:36,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:36,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 120 proven. 722 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 148 states and 201 transitions. [2023-11-21 18:43:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 201 transitions. [2023-11-21 18:43:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:43:38,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 126 proven. 800 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:39,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2023-11-21 18:43:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2023-11-21 18:43:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:43:39,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 132 proven. 882 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 156 states and 211 transitions. [2023-11-21 18:43:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 211 transitions. [2023-11-21 18:43:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 18:43:40,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 138 proven. 968 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 160 states and 216 transitions. [2023-11-21 18:43:42,269 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2023-11-21 18:43:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 18:43:42,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:42,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 144 proven. 1058 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2023-11-21 18:43:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2023-11-21 18:43:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:43:43,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:43,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 150 proven. 1152 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:45,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 168 states and 226 transitions. [2023-11-21 18:43:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 226 transitions. [2023-11-21 18:43:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:43:45,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:45,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 156 proven. 1250 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 172 states and 231 transitions. [2023-11-21 18:43:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 231 transitions. [2023-11-21 18:43:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-21 18:43:46,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:46,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1544 backedges. 162 proven. 1352 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2023-11-21 18:43:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2023-11-21 18:43:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:43:48,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:48,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 168 proven. 1458 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2023-11-21 18:43:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2023-11-21 18:43:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-21 18:43:49,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 174 proven. 1568 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 184 states and 246 transitions. [2023-11-21 18:43:51,195 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 246 transitions. [2023-11-21 18:43:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-21 18:43:51,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 180 proven. 1682 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 188 states and 251 transitions. [2023-11-21 18:43:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 251 transitions. [2023-11-21 18:43:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-21 18:43:52,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:52,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 186 proven. 1800 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 192 states and 256 transitions. [2023-11-21 18:43:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2023-11-21 18:43:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-21 18:43:54,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2144 backedges. 192 proven. 1922 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 196 states and 261 transitions. [2023-11-21 18:43:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 261 transitions. [2023-11-21 18:43:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-21 18:43:55,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2276 backedges. 198 proven. 2048 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:57,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 200 states and 266 transitions. [2023-11-21 18:43:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 266 transitions. [2023-11-21 18:43:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:43:57,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:57,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:58,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 204 proven. 2178 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:43:59,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 204 states and 271 transitions. [2023-11-21 18:43:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 271 transitions. [2023-11-21 18:43:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-21 18:43:59,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms