./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/mine2017-ex4.7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/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_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/mine2017-ex4.7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/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_847f9805-9d58-4240-a901-e12fccbfc285/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 51cb0ed4f3a380cdd7ae4c472320ddbca58dabad2572a56f851358e7417ed040 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:14,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:14,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:26:14,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:14,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:14,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:14,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:14,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:14,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:14,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:14,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:14,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:14,381 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:14,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:14,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:14,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:14,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:14,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:14,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:14,387 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:26:14,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:14,389 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:14,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:14,390 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:14,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:14,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:14,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:14,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:14,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:14,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:14,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:14,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:14,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:14,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:14,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:14,396 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_847f9805-9d58-4240-a901-e12fccbfc285/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51cb0ed4f3a380cdd7ae4c472320ddbca58dabad2572a56f851358e7417ed040 [2023-11-19 03:26:14,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:14,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:14,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:14,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:14,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:14,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-lit/mine2017-ex4.7.i [2023-11-19 03:26:17,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:18,093 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:18,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/sv-benchmarks/c/loop-lit/mine2017-ex4.7.i [2023-11-19 03:26:18,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/data/6cba944f7/3fcbf1a65ee14cc192852fa964604a43/FLAG71b161793 [2023-11-19 03:26:18,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/data/6cba944f7/3fcbf1a65ee14cc192852fa964604a43 [2023-11-19 03:26:18,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:18,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:18,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:18,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:18,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:18,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ae6eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18, skipping insertion in model container [2023-11-19 03:26:18,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:18,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:18,355 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:18,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:18,390 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:18,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18 WrapperNode [2023-11-19 03:26:18,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:18,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:18,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:18,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:18,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,429 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2023-11-19 03:26:18,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:18,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:18,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:18,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:18,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:18,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:18,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:18,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:18,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:18,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:18,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:18,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847f9805-9d58-4240-a901-e12fccbfc285/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:26:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:18,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:26:18,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:26:18,639 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:18,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:18,856 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:18,939 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:18,944 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:26:18,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:18 BoogieIcfgContainer [2023-11-19 03:26:18,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:18,950 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:18,951 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:18,962 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:18,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:18" (1/1) ... [2023-11-19 03:26:18,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:26:19,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-19 03:26:19,057 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-19 03:26:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:26:19,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,500 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 03:26:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-19 03:26:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-19 03:26:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:26:19,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,651 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 03:26:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-19 03:26:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-19 03:26:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:26:19,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:26:20,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-19 03:26:20,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-19 03:26:20,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:26:20,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:26:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2023-11-19 03:26:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2023-11-19 03:26:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:26:20,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:26:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 41 transitions. [2023-11-19 03:26:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-19 03:26:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:26:20,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:26:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 53 transitions. [2023-11-19 03:26:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-19 03:26:21,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:26:21,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:21,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:26:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 65 transitions. [2023-11-19 03:26:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2023-11-19 03:26:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:26:21,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:21,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:22,090 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 03:26:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 77 transitions. [2023-11-19 03:26:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2023-11-19 03:26:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:26:22,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:22,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 03:26:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 89 transitions. [2023-11-19 03:26:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2023-11-19 03:26:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:26:23,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 03:26:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 70 states and 101 transitions. [2023-11-19 03:26:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2023-11-19 03:26:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:26:24,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 03:26:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 113 transitions. [2023-11-19 03:26:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2023-11-19 03:26:25,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:26:25,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 03:26:27,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 86 states and 125 transitions. [2023-11-19 03:26:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 125 transitions. [2023-11-19 03:26:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:26:27,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:27,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:26:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 137 transitions. [2023-11-19 03:26:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 137 transitions. [2023-11-19 03:26:28,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 03:26:28,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 03:26:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 149 transitions. [2023-11-19 03:26:29,970 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2023-11-19 03:26:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 03:26:29,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 03:26:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 161 transitions. [2023-11-19 03:26:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2023-11-19 03:26:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:26:31,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-19 03:26:33,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:33,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 118 states and 173 transitions. [2023-11-19 03:26:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 173 transitions. [2023-11-19 03:26:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 03:26:33,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:33,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 0 proven. 728 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 03:26:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 185 transitions. [2023-11-19 03:26:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-19 03:26:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:26:35,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 03:26:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:38,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 134 states and 197 transitions. [2023-11-19 03:26:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2023-11-19 03:26:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:26:38,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:38,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 0 proven. 960 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-11-19 03:26:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 142 states and 209 transitions. [2023-11-19 03:26:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-19 03:26:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 03:26:40,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2210 backedges. 0 proven. 1088 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-11-19 03:26:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 150 states and 221 transitions. [2023-11-19 03:26:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 221 transitions. [2023-11-19 03:26:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-19 03:26:43,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1224 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-11-19 03:26:46,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 158 states and 233 transitions. [2023-11-19 03:26:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2023-11-19 03:26:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-19 03:26:46,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2774 backedges. 0 proven. 1368 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-11-19 03:26:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 166 states and 245 transitions. [2023-11-19 03:26:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2023-11-19 03:26:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-19 03:26:49,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:49,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:51,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 03:26:52,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 174 states and 257 transitions. [2023-11-19 03:26:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 257 transitions. [2023-11-19 03:26:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-19 03:26:52,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:52,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 1680 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-11-19 03:26:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 182 states and 269 transitions. [2023-11-19 03:26:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 269 transitions. [2023-11-19 03:26:55,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-19 03:26:55,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:55,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:57,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3740 backedges. 0 proven. 1848 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-11-19 03:26:58,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 190 states and 281 transitions. [2023-11-19 03:26:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 281 transitions. [2023-11-19 03:26:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-19 03:26:58,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:58,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat