./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-acceleration/array_3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV --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 42bdab47928922c9249a376933fe7b7a33d855d426cfe04eb271066ef5c44d0a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:07,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:07,348 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:07,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:07,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:07,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:07,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:07,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:07,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:07,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:07,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:07,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:07,418 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:07,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:07,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:07,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:07,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:07,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:07,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:07,422 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:07,423 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:07,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:07,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:07,425 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:07,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:07,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:07,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:07,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:07,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:07,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:07,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:07,437 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:07,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:07,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:07,438 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_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42bdab47928922c9249a376933fe7b7a33d855d426cfe04eb271066ef5c44d0a [2023-11-11 23:55:07,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:07,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:07,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:07,799 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:07,799 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:07,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-acceleration/array_3-2.i [2023-11-11 23:55:10,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:11,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:11,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/sv-benchmarks/c/loop-acceleration/array_3-2.i [2023-11-11 23:55:11,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/data/f802529b0/1d177298824c47178f387841e829cb67/FLAG0f9704ad3 [2023-11-11 23:55:11,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/data/f802529b0/1d177298824c47178f387841e829cb67 [2023-11-11 23:55:11,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:11,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:11,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:11,061 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:11,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:11,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4492713e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11, skipping insertion in model container [2023-11-11 23:55:11,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:11,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:11,292 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:11,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:11,323 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:11,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11 WrapperNode [2023-11-11 23:55:11,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:11,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:11,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:11,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:11,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,369 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-11 23:55:11,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:11,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:11,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:11,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:11,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:11,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:11,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:11,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:11,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:11,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:11,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:11,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc5989-da12-476e-91bd-c01ced1ae60c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:11,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:11,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:11,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:11,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:11,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:11,646 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:11,648 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:11,830 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:11,883 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:11,883 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:55:11,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:11 BoogieIcfgContainer [2023-11-11 23:55:11,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:11,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:11,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:11,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:11,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:11" (1/1) ... [2023-11-11 23:55:11,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-11 23:55:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-11 23:55:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:11,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-11 23:55:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-11 23:55:12,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:12,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:55:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:55:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:12,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2023-11-11 23:55:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-11-11 23:55:12,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:12,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:55:13,000 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:55:13,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:55:13,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:55:13,213 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:55:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:13,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,372 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-11 23:55:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-11 23:55:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:13,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:55:13,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:55:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:55:13,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:13,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:55:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-11 23:55:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-11 23:55:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:55:13,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:13,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-11 23:55:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-11 23:55:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:55:13,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-11 23:55:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-11 23:55:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:14,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2023-11-11 23:55:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2023-11-11 23:55:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:14,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2023-11-11 23:55:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2023-11-11 23:55:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:15,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2023-11-11 23:55:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2023-11-11 23:55:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:55:16,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2023-11-11 23:55:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2023-11-11 23:55:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:55:16,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2023-11-11 23:55:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2023-11-11 23:55:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:55:17,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:17,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2023-11-11 23:55:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-11-11 23:55:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:55:18,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:18,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:18,631 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:19,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2023-11-11 23:55:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2023-11-11 23:55:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:55:19,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:19,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2023-11-11 23:55:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2023-11-11 23:55:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:55:19,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:19,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2023-11-11 23:55:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2023-11-11 23:55:20,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:55:20,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:20,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2023-11-11 23:55:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2023-11-11 23:55:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:55:21,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:21,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:22,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-11 23:55:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-11 23:55:22,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:55:22,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:22,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2023-11-11 23:55:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2023-11-11 23:55:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:55:24,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2023-11-11 23:55:25,203 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2023-11-11 23:55:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:55:25,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 68 states and 71 transitions. [2023-11-11 23:55:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2023-11-11 23:55:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:55:26,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-11 23:55:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-11 23:55:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:55:27,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,368 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:29,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2023-11-11 23:55:29,081 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2023-11-11 23:55:29,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:55:29,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2023-11-11 23:55:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2023-11-11 23:55:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:55:30,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 80 states and 83 transitions. [2023-11-11 23:55:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2023-11-11 23:55:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:55:31,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,794 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:33,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 83 states and 86 transitions. [2023-11-11 23:55:33,613 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2023-11-11 23:55:33,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-11 23:55:33,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:34,370 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 86 states and 89 transitions. [2023-11-11 23:55:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 89 transitions. [2023-11-11 23:55:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:55:35,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:35,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2023-11-11 23:55:37,078 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2023-11-11 23:55:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-11 23:55:37,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:37,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 92 states and 95 transitions. [2023-11-11 23:55:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 95 transitions. [2023-11-11 23:55:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-11 23:55:38,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 95 states and 98 transitions. [2023-11-11 23:55:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2023-11-11 23:55:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-11 23:55:40,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:42,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:42,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 98 states and 101 transitions. [2023-11-11 23:55:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 101 transitions. [2023-11-11 23:55:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-11 23:55:42,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:42,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1165 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 101 states and 104 transitions. [2023-11-11 23:55:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 104 transitions. [2023-11-11 23:55:44,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-11 23:55:44,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:44,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-11 23:55:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-11 23:55:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-11 23:55:46,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2023-11-11 23:55:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2023-11-11 23:55:48,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-11 23:55:48,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 110 states and 113 transitions. [2023-11-11 23:55:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 113 transitions. [2023-11-11 23:55:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-11 23:55:50,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:50,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1523 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 113 states and 116 transitions. [2023-11-11 23:55:52,466 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2023-11-11 23:55:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-11 23:55:52,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat