./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c --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_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/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_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/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_01c297c1-f41d-446a-9e2c-faa105322dd0/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 ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:49,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:49,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:37:49,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:37:49,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:37:49,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:49,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:49,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:49,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:49,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:49,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:49,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:49,224 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:49,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:37:49,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:49,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:49,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:49,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:49,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:49,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:49,230 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:49,231 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:49,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:49,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:49,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:49,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:49,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:49,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:49,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:49,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:49,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:49,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:49,238 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:37:49,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:37:49,239 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:49,239 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_01c297c1-f41d-446a-9e2c-faa105322dd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 [2023-11-21 18:37:49,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:49,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:49,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:49,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:49,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:49,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2023-11-21 18:37:52,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:53,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:53,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2023-11-21 18:37:53,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/data/a890f1378/d62085fc91964283bf207dbbd10dc384/FLAG00c3765cd [2023-11-21 18:37:53,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/data/a890f1378/d62085fc91964283bf207dbbd10dc384 [2023-11-21 18:37:53,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:53,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:53,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:53,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:53,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:53,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b25e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53, skipping insertion in model container [2023-11-21 18:37:53,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:53,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:53,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:53,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:53,271 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:53,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53 WrapperNode [2023-11-21 18:37:53,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:53,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:53,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:53,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:53,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,310 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-21 18:37:53,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:53,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:53,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:53,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:53,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:53,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:53,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:53,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:53,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:53,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:53,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:53,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c297c1-f41d-446a-9e2c-faa105322dd0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:37:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:37:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:53,519 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:53,522 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:53,809 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:53,901 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:53,902 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:37:53,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:53 BoogieIcfgContainer [2023-11-21 18:37:53,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:53,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:53,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:53,916 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:53,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:53" (1/1) ... [2023-11-21 18:37:53,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:37:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:37:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:37:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:37:54,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:54,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:54,336 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 18:37:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-21 18:37:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-21 18:37:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:37:54,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:54,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:54,575 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 18:37:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-21 18:37:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-21 18:37:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:37:54,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:54,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:54,800 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 18:37:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-21 18:37:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-21 18:37:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:37:54,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:54,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:54,942 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 18:37:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-21 18:37:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-21 18:37:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:37:55,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:55,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:37:55,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2023-11-21 18:37:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2023-11-21 18:37:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:37:55,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-11-21 18:37:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-11-21 18:37:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:37:56,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:56,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:37:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-21 18:37:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-21 18:37:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:37:56,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:56,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:37:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2023-11-21 18:37:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2023-11-21 18:37:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:37:57,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:57,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:57,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2023-11-21 18:37:57,225 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2023-11-21 18:37:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:37:57,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:57,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:57,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-21 18:37:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-21 18:37:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:37:57,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:57,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2023-11-21 18:37:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2023-11-21 18:37:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:37:57,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:57,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2023-11-21 18:37:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2023-11-21 18:37:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:37:58,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:58,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:58,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2023-11-21 18:37:58,704 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2023-11-21 18:37:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:37:58,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:58,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-11-21 18:37:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-11-21 18:37:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:37:58,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:58,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:59,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:37:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2023-11-21 18:37:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2023-11-21 18:37:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:37:59,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:59,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2023-11-21 18:38:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2023-11-21 18:38:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:38:00,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:00,532 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2023-11-21 18:38:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2023-11-21 18:38:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:38:02,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:02,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:38:03,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-11-21 18:38:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-21 18:38:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:03,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:03,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:03,550 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:38:03,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-21 18:38:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-21 18:38:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:03,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:03,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:04,114 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:38:04,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:04,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 103 transitions. [2023-11-21 18:38:04,780 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2023-11-21 18:38:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:04,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:04,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:05,216 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 26 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:38:05,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2023-11-21 18:38:05,603 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2023-11-21 18:38:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:05,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:05,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:38:05,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2023-11-21 18:38:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2023-11-21 18:38:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:05,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:05,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:38:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2023-11-21 18:38:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-11-21 18:38:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:38:09,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 84 proven. 18 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-21 18:38:10,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:10,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 82 states and 122 transitions. [2023-11-21 18:38:10,306 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-21 18:38:10,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:38:10,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:10,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:10,587 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-21 18:38:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 86 states and 127 transitions. [2023-11-21 18:38:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 127 transitions. [2023-11-21 18:38:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:38:11,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:11,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 97 proven. 18 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-21 18:38:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 128 transitions. [2023-11-21 18:38:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2023-11-21 18:38:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:38:13,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:38:18,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:18,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2023-11-21 18:38:18,458 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2023-11-21 18:38:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:38:18,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:18,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:19,044 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 170 proven. 30 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2023-11-21 18:38:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:19,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 107 states and 158 transitions. [2023-11-21 18:38:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2023-11-21 18:38:19,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:38:19,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:19,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2023-11-21 18:38:20,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 111 states and 163 transitions. [2023-11-21 18:38:20,867 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2023-11-21 18:38:20,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:38:20,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:20,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 276 proven. 75 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-21 18:38:23,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 113 states and 163 transitions. [2023-11-21 18:38:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 163 transitions. [2023-11-21 18:38:23,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:38:23,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-21 18:38:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:30,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 132 states and 184 transitions. [2023-11-21 18:38:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2023-11-21 18:38:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:38:30,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:30,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 300 proven. 45 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-21 18:38:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-21 18:38:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-21 18:38:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:38:32,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 325 proven. 21 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-21 18:38:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 137 states and 198 transitions. [2023-11-21 18:38:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2023-11-21 18:38:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:38:33,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,816 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-21 18:38:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 141 states and 203 transitions. [2023-11-21 18:38:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2023-11-21 18:38:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:38:34,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 350 proven. 63 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-21 18:38:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 144 states and 216 transitions. [2023-11-21 18:38:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 216 transitions. [2023-11-21 18:38:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:38:36,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:36,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked.