./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/verifythis/elimination_max_rec_onepoint.c --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_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/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_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/elimination_max_rec_onepoint.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/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_66456056-d10a-401d-96aa-28a161a763ad/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 3a80fea07b3dad363ac033c87feb8bfcf28a57d2e75bc95b67f90908b133efe1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:53,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:53,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:53:53,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:53,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:54,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:54,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:54,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:54,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:54,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:54,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:54,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:54,026 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:54,027 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:54,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:54,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:54,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:54,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:54,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:54,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:54,033 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:54,034 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:54,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:54,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:54,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:54,037 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:54,038 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:54,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:54,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:54,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:54,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:54,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:54,042 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:54,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:54,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:54,044 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_66456056-d10a-401d-96aa-28a161a763ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a80fea07b3dad363ac033c87feb8bfcf28a57d2e75bc95b67f90908b133efe1 [2023-11-19 02:53:54,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:54,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:54,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:54,452 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:54,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:54,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/verifythis/elimination_max_rec_onepoint.c [2023-11-19 02:53:57,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:58,237 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:58,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/sv-benchmarks/c/verifythis/elimination_max_rec_onepoint.c [2023-11-19 02:53:58,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/data/0c1627471/f9725a4468904de394eee95556ca562a/FLAG2d1dd9b6d [2023-11-19 02:53:58,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/data/0c1627471/f9725a4468904de394eee95556ca562a [2023-11-19 02:53:58,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:58,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:58,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:58,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:58,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:58,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b09700a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58, skipping insertion in model container [2023-11-19 02:53:58,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:58,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:58,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:58,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:58,612 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:58,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58 WrapperNode [2023-11-19 02:53:58,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:58,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:58,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:58,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:58,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,650 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-19 02:53:58,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:58,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:58,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:58,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:58,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:58,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:58,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:58,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:58,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:58" (1/1) ... [2023-11-19 02:53:58,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:58,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:58,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:58,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66456056-d10a-401d-96aa-28a161a763ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:53:58,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:53:58,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:58,758 INFO L130 BoogieDeclarations]: Found specification of procedure check [2023-11-19 02:53:58,758 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2023-11-19 02:53:58,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:58,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:58,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:58,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:58,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:53:58,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:53:58,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:58,853 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:58,855 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:59,050 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:59,090 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:59,090 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:53:59,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:59 BoogieIcfgContainer [2023-11-19 02:53:59,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:59,096 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:59,096 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:59,106 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:59,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:59" (1/1) ... [2023-11-19 02:53:59,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:59,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-19 02:53:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-19 02:53:59,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:59,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-19 02:53:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-19 02:53:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:59,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,837 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 02:53:59,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 42 transitions. [2023-11-19 02:53:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 02:53:59,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:53:59,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:54:00,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:00,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 54 transitions. [2023-11-19 02:54:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-19 02:54:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:00,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:00,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:54:01,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 65 transitions. [2023-11-19 02:54:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2023-11-19 02:54:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:54:01,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:01,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:54:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 66 transitions. [2023-11-19 02:54:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2023-11-19 02:54:01,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:54:01,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:01,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:54:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 81 transitions. [2023-11-19 02:54:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2023-11-19 02:54:02,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:54:02,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:02,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:02,910 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:54:04,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 93 transitions. [2023-11-19 02:54:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-19 02:54:04,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:04,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:04,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:54:05,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 109 transitions. [2023-11-19 02:54:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2023-11-19 02:54:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:05,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:54:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:08,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 90 states and 141 transitions. [2023-11-19 02:54:08,797 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2023-11-19 02:54:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:54:08,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:08,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 02:54:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 91 states and 141 transitions. [2023-11-19 02:54:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2023-11-19 02:54:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:54:09,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:09,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:54:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 105 states and 166 transitions. [2023-11-19 02:54:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2023-11-19 02:54:13,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:54:13,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:13,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 02:54:15,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:15,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 114 states and 184 transitions. [2023-11-19 02:54:15,316 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2023-11-19 02:54:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:54:15,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:15,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 02:54:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 123 states and 197 transitions. [2023-11-19 02:54:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 197 transitions. [2023-11-19 02:54:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:16,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:16,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:54:20,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 132 states and 223 transitions. [2023-11-19 02:54:20,672 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 223 transitions. [2023-11-19 02:54:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:20,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:20,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-19 02:54:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:21,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 134 states and 224 transitions. [2023-11-19 02:54:21,766 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2023-11-19 02:54:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:21,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:21,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:54:23,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 143 states and 244 transitions. [2023-11-19 02:54:23,849 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 244 transitions. [2023-11-19 02:54:23,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:23,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,059 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-19 02:54:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 152 states and 257 transitions. [2023-11-19 02:54:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 257 transitions. [2023-11-19 02:54:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:25,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-19 02:54:26,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:26,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 154 states and 258 transitions. [2023-11-19 02:54:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 258 transitions. [2023-11-19 02:54:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:54:26,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:26,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 39 proven. 29 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 02:54:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 156 states and 261 transitions. [2023-11-19 02:54:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 261 transitions. [2023-11-19 02:54:28,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:54:28,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 02:54:30,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 165 states and 281 transitions. [2023-11-19 02:54:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2023-11-19 02:54:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:54:30,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-19 02:54:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 174 states and 294 transitions. [2023-11-19 02:54:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 294 transitions. [2023-11-19 02:54:32,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:54:32,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 02:54:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 176 states and 295 transitions. [2023-11-19 02:54:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 295 transitions. [2023-11-19 02:54:33,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:54:33,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 02:54:34,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 178 states and 298 transitions. [2023-11-19 02:54:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 298 transitions. [2023-11-19 02:54:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 02:54:34,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,068 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-19 02:54:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 187 states and 318 transitions. [2023-11-19 02:54:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 318 transitions. [2023-11-19 02:54:36,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 02:54:36,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,287 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked.