./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-acceleration/array_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/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_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/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_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/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 866342b97e5be917007cb97e07a0644c7c9d2aa9b428c32cf026d727d672a191 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:07,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:08,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:44:08,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:44:08,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:44:08,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:08,086 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:08,087 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:08,088 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:08,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:08,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:08,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:08,096 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:08,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:44:08,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:08,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:08,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:08,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:08,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:08,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:08,101 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:08,102 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:08,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:08,103 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:08,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:08,104 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:08,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:08,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:08,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:08,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:08,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:08,109 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:44:08,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:44:08,110 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:08,110 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_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 866342b97e5be917007cb97e07a0644c7c9d2aa9b428c32cf026d727d672a191 [2023-11-11 23:44:08,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:08,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:08,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:08,515 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:08,516 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:08,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-acceleration/array_2-2.i [2023-11-11 23:44:11,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:11,951 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:11,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/sv-benchmarks/c/loop-acceleration/array_2-2.i [2023-11-11 23:44:11,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/data/b85d3e277/978446b4ee3c4ced9bb585a04cc003e3/FLAG7521091bc [2023-11-11 23:44:11,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/data/b85d3e277/978446b4ee3c4ced9bb585a04cc003e3 [2023-11-11 23:44:11,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:11,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:11,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:11,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:11,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:11,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:11" (1/1) ... [2023-11-11 23:44:12,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac0ad72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12, skipping insertion in model container [2023-11-11 23:44:12,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:11" (1/1) ... [2023-11-11 23:44:12,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:12,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:12,258 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:12,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:12,297 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:12,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12 WrapperNode [2023-11-11 23:44:12,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:12,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:12,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:12,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:12,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,344 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-11 23:44:12,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:12,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:12,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:12,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:12,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:12,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:12,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:12,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:12,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:12,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:12,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:12,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9f78e0-8d7a-4e81-85c5-a9068cdd2c0f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:44:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:44:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:44:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:44:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:44:12,560 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:12,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:12,749 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:12,840 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:12,841 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:44:12,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:12 BoogieIcfgContainer [2023-11-11 23:44:12,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:44:12,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:44:12,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:44:12,864 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:44:12,864 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:12" (1/1) ... [2023-11-11 23:44:12,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:44:12,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-11 23:44:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-11 23:44:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:44:12,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:12,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:13,375 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 23:44:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-11 23:44:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-11 23:44:13,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:44:13,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:13,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:13,577 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 23:44:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-11 23:44:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-11 23:44:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:44:13,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:13,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:13,813 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 23:44:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:44:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:44:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:44:13,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:13,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,187 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 23:44:14,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:44:14,214 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:44:14,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:14,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:14,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-11 23:44:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-11 23:44:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:14,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,404 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 23:44:14,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:44:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:44:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:44:14,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-11 23:44:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-11 23:44:14,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:44:14,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:44:14,916 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:44:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:44:14,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-11 23:44:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-11 23:44:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:44:15,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:15,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-11 23:44:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-11 23:44:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:44:15,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:15,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:16,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-11 23:44:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-11 23:44:16,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:44:16,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:16,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:16,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-11 23:44:16,980 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-11 23:44:16,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:44:16,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:16,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:17,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:17,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-11 23:44:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-11 23:44:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:44:17,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:17,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-11 23:44:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-11 23:44:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:44:18,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:18,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:19,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-11 23:44:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-11 23:44:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:44:19,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:19,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:19,747 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-11 23:44:20,253 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-11 23:44:20,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:44:20,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:20,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-11 23:44:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-11 23:44:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:44:21,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:21,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:22,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-11 23:44:22,280 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-11 23:44:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:44:22,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:22,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-11 23:44:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-11 23:44:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:44:23,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:23,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-11 23:44:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-11 23:44:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:44:24,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:24,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-11 23:44:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-11 23:44:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:44:25,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:27,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-11 23:44:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-11 23:44:27,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:44:27,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:28,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-11 23:44:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-11 23:44:28,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:44:28,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:28,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-11 23:44:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-11 23:44:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:44:29,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-11 23:44:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-11 23:44:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:44:31,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:31,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-11 23:44:32,943 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-11 23:44:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:44:32,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:32,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:34,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2023-11-11 23:44:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-11-11 23:44:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:44:34,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:34,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:36,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2023-11-11 23:44:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2023-11-11 23:44:36,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:44:36,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:36,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 80 states and 82 transitions. [2023-11-11 23:44:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2023-11-11 23:44:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:44:38,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 83 states and 85 transitions. [2023-11-11 23:44:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2023-11-11 23:44:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:44:40,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:40,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2023-11-11 23:44:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2023-11-11 23:44:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:44:42,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:42,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:43,768 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 89 states and 91 transitions. [2023-11-11 23:44:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 91 transitions. [2023-11-11 23:44:44,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:44:44,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:44,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:46,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 92 states and 94 transitions. [2023-11-11 23:44:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2023-11-11 23:44:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-11 23:44:46,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:46,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 95 states and 97 transitions. [2023-11-11 23:44:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2023-11-11 23:44:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:44:49,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:49,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:44:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 98 states and 100 transitions. [2023-11-11 23:44:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 100 transitions. [2023-11-11 23:44:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-11 23:44:51,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:51,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat