./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL --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 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:10,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:10,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:31:10,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:10,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:10,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:10,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:10,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:10,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:10,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:10,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:10,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:10,737 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:10,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:10,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:10,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:10,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:10,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:10,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:10,743 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:10,743 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:10,744 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:10,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:10,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:10,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:10,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:10,748 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:10,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:10,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:10,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:10,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:10,752 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:10,752 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:10,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:10,757 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:10,757 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_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 [2023-11-19 03:31:11,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:11,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:11,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:11,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:11,120 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:11,122 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i [2023-11-19 03:31:14,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:14,939 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:14,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i [2023-11-19 03:31:14,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/data/21786719f/94baa253e25041b3b33dfa0f69773947/FLAGcf4ffa8b8 [2023-11-19 03:31:14,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/data/21786719f/94baa253e25041b3b33dfa0f69773947 [2023-11-19 03:31:14,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:14,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:14,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:14,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:14,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:14,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:14" (1/1) ... [2023-11-19 03:31:14,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5f0a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:14, skipping insertion in model container [2023-11-19 03:31:14,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:14" (1/1) ... [2023-11-19 03:31:15,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:15,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:15,249 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:15,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:15,288 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:15,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15 WrapperNode [2023-11-19 03:31:15,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:15,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:15,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:15,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:15,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,333 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-19 03:31:15,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:15,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:15,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:15,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:15,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:15,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:15,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:15,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:15,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:15,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:15,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:15,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ff0abf3-4f7f-4a7b-8139-28eb2b8831bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:31:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:31:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:31:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:31:15,552 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:15,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:15,786 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:15,890 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:15,891 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:31:15,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:15 BoogieIcfgContainer [2023-11-19 03:31:15,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:15,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:15,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:15,915 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:15,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:15" (1/1) ... [2023-11-19 03:31:15,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 03:31:15,997 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 03:31:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:16,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 35 transitions. [2023-11-19 03:31:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-19 03:31:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:31:16,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 36 transitions. [2023-11-19 03:31:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-19 03:31:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:16,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 36 transitions. [2023-11-19 03:31:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-19 03:31:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:16,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 43 transitions. [2023-11-19 03:31:17,168 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-19 03:31:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:17,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 45 transitions. [2023-11-19 03:31:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-19 03:31:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:17,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:18,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 53 transitions. [2023-11-19 03:31:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-19 03:31:18,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:18,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 56 transitions. [2023-11-19 03:31:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-19 03:31:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:18,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 59 transitions. [2023-11-19 03:31:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2023-11-19 03:31:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:31:18,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 60 transitions. [2023-11-19 03:31:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-19 03:31:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:18,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2023-11-19 03:31:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-19 03:31:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:19,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,392 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 71 transitions. [2023-11-19 03:31:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2023-11-19 03:31:19,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:19,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 80 transitions. [2023-11-19 03:31:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2023-11-19 03:31:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:20,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:31:20,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2023-11-19 03:31:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2023-11-19 03:31:20,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:20,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2023-11-19 03:31:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2023-11-19 03:31:20,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:31:20,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2023-11-19 03:31:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2023-11-19 03:31:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:31:20,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2023-11-19 03:31:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2023-11-19 03:31:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:31:21,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2023-11-19 03:31:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-19 03:31:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:21,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2023-11-19 03:31:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2023-11-19 03:31:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:21,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,908 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2023-11-19 03:31:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2023-11-19 03:31:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:31:21,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2023-11-19 03:31:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2023-11-19 03:31:22,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:31:22,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 81 states and 117 transitions. [2023-11-19 03:31:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2023-11-19 03:31:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:31:23,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,285 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2023-11-19 03:31:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2023-11-19 03:31:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:31:23,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,615 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 89 states and 128 transitions. [2023-11-19 03:31:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2023-11-19 03:31:23,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:31:23,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 134 transitions. [2023-11-19 03:31:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2023-11-19 03:31:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:31:23,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:24,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 90 states and 129 transitions. [2023-11-19 03:31:24,499 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2023-11-19 03:31:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:31:24,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 94 states and 137 transitions. [2023-11-19 03:31:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 137 transitions. [2023-11-19 03:31:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:31:25,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:25,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 97 states and 140 transitions. [2023-11-19 03:31:25,620 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 140 transitions. [2023-11-19 03:31:25,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:31:25,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 102 states and 148 transitions. [2023-11-19 03:31:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 148 transitions. [2023-11-19 03:31:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:31:25,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,021 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 103 states and 155 transitions. [2023-11-19 03:31:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-19 03:31:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:31:26,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 149 transitions. [2023-11-19 03:31:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2023-11-19 03:31:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:31:26,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2023-11-19 03:31:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2023-11-19 03:31:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:31:27,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 110 states and 160 transitions. [2023-11-19 03:31:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 160 transitions. [2023-11-19 03:31:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:28,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:31:28,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,094 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 118 states and 175 transitions. [2023-11-19 03:31:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 175 transitions. [2023-11-19 03:31:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:30,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,845 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 119 states and 183 transitions. [2023-11-19 03:31:30,921 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 183 transitions. [2023-11-19 03:31:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:31:30,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:31,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 119 states and 176 transitions. [2023-11-19 03:31:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 176 transitions. [2023-11-19 03:31:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:31:31,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:31,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:32,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 120 states and 179 transitions. [2023-11-19 03:31:32,896 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-19 03:31:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:31:32,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:33,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 123 states and 182 transitions. [2023-11-19 03:31:33,374 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 182 transitions. [2023-11-19 03:31:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:33,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:33,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 124 states and 191 transitions. [2023-11-19 03:31:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2023-11-19 03:31:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:31:33,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,814 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:34,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2023-11-19 03:31:34,313 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2023-11-19 03:31:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:31:34,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 129 states and 191 transitions. [2023-11-19 03:31:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2023-11-19 03:31:35,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:35,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:35,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2023-11-19 03:31:36,644 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2023-11-19 03:31:36,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:36,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:36,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:36,905 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 133 states and 197 transitions. [2023-11-19 03:31:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 197 transitions. [2023-11-19 03:31:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:37,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:31:37,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 141 states and 212 transitions. [2023-11-19 03:31:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2023-11-19 03:31:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:38,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:38,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:39,105 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 142 states and 222 transitions. [2023-11-19 03:31:39,181 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 222 transitions. [2023-11-19 03:31:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:31:39,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:39,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 142 states and 213 transitions. [2023-11-19 03:31:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 213 transitions. [2023-11-19 03:31:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:31:40,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:40,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:41,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 143 states and 216 transitions. [2023-11-19 03:31:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 216 transitions. [2023-11-19 03:31:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:31:41,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:41,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:42,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 146 states and 219 transitions. [2023-11-19 03:31:42,231 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 219 transitions. [2023-11-19 03:31:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:42,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:42,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 147 states and 230 transitions. [2023-11-19 03:31:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 230 transitions. [2023-11-19 03:31:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:31:42,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:42,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:42,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:31:42,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:43,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 150 states and 235 transitions. [2023-11-19 03:31:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 235 transitions. [2023-11-19 03:31:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:31:43,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 150 states and 225 transitions. [2023-11-19 03:31:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2023-11-19 03:31:45,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:45,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:45,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 151 states and 228 transitions. [2023-11-19 03:31:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 228 transitions. [2023-11-19 03:31:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:46,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:47,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 154 states and 231 transitions. [2023-11-19 03:31:47,049 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 231 transitions. [2023-11-19 03:31:47,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:31:47,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:47,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:47,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:31:47,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 162 states and 245 transitions. [2023-11-19 03:31:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 245 transitions. [2023-11-19 03:31:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:31:48,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:48,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:48,425 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 163 states and 257 transitions. [2023-11-19 03:31:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 257 transitions. [2023-11-19 03:31:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:31:48,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:49,850 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 235 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 163 states and 246 transitions. [2023-11-19 03:31:50,215 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 246 transitions. [2023-11-19 03:31:50,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:31:50,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:50,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:51,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 164 states and 249 transitions. [2023-11-19 03:31:51,603 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 249 transitions. [2023-11-19 03:31:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:31:51,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:51,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 167 states and 252 transitions. [2023-11-19 03:31:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 252 transitions. [2023-11-19 03:31:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:31:52,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:52,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:31:52,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:52,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:52,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 172 states and 260 transitions. [2023-11-19 03:31:52,947 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 260 transitions. [2023-11-19 03:31:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:31:52,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:52,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:53,159 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 173 states and 273 transitions. [2023-11-19 03:31:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 273 transitions. [2023-11-19 03:31:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:31:53,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:53,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 286 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 173 states and 261 transitions. [2023-11-19 03:31:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 261 transitions. [2023-11-19 03:31:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:31:55,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:55,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat