./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/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_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 933eff495d93b07d12af9180ab5b75cc35fb173187f8af9883307194e1e7fea3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:08,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:08,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:59:08,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:08,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:08,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:08,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:08,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:08,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:08,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:08,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:08,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:08,320 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:08,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:08,321 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:08,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:08,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:08,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:08,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:08,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:08,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:08,324 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:08,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:08,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:08,326 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:08,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:08,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:08,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:08,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:08,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:08,329 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:08,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:08,330 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:08,330 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_bf2b6127-e109-4fdc-89fd-6e308b10d530/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 933eff495d93b07d12af9180ab5b75cc35fb173187f8af9883307194e1e7fea3 [2023-11-19 03:59:08,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:08,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:08,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:08,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:08,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:08,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-fpi/sina4.c [2023-11-19 03:59:11,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:11,945 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:11,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/sv-benchmarks/c/array-fpi/sina4.c [2023-11-19 03:59:11,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/data/5f532fe92/afad41f47b7d4aaba75fe6e9120b245b/FLAG5457d038c [2023-11-19 03:59:11,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/data/5f532fe92/afad41f47b7d4aaba75fe6e9120b245b [2023-11-19 03:59:11,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:11,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:11,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:11,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:11,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:11,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:11,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525db995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11, skipping insertion in model container [2023-11-19 03:59:11,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,007 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:12,159 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/sv-benchmarks/c/array-fpi/sina4.c[588,601] [2023-11-19 03:59:12,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:12,190 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:12,203 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/sv-benchmarks/c/array-fpi/sina4.c[588,601] [2023-11-19 03:59:12,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:12,230 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:12,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12 WrapperNode [2023-11-19 03:59:12,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:12,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:12,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:12,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:12,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,279 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-19 03:59:12,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:12,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:12,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:12,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:12,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:12,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:12,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:12,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:12,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:12,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:12,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:12,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2b6127-e109-4fdc-89fd-6e308b10d530/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:12,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:12,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:12,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:12,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:12,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:59:12,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:12,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:12,552 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:12,554 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:12,750 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:12,808 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:12,808 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:59:12,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:12 BoogieIcfgContainer [2023-11-19 03:59:12,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:12,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:12,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:12,825 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:12,825 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:12" (1/1) ... [2023-11-19 03:59:12,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:12,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:59:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:59:12,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:12,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:12,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:13,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 03:59:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 03:59:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:13,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:59:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-19 03:59:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-19 03:59:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:13,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,716 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 03:59:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2023-11-19 03:59:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2023-11-19 03:59:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:13,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:59:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-19 03:59:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-19 03:59:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:13,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 27 states and 59 transitions. [2023-11-19 03:59:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 59 transitions. [2023-11-19 03:59:17,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:17,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 28 states and 61 transitions. [2023-11-19 03:59:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 61 transitions. [2023-11-19 03:59:17,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:17,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:18,036 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 03:59:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 31 states and 69 transitions. [2023-11-19 03:59:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 69 transitions. [2023-11-19 03:59:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:19,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:20,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 34 states and 74 transitions. [2023-11-19 03:59:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 74 transitions. [2023-11-19 03:59:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:20,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:20,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 37 states and 80 transitions. [2023-11-19 03:59:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 80 transitions. [2023-11-19 03:59:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:21,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:21,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:22,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 41 states and 88 transitions. [2023-11-19 03:59:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 88 transitions. [2023-11-19 03:59:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:22,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:59:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2023-11-19 03:59:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2023-11-19 03:59:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:23,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:59:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 90 transitions. [2023-11-19 03:59:23,966 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 90 transitions. [2023-11-19 03:59:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:23,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:24,110 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2023-11-19 03:59:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2023-11-19 03:59:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:25,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 44 states and 82 transitions. [2023-11-19 03:59:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2023-11-19 03:59:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:26,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,406 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:59:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 42 states and 78 transitions. [2023-11-19 03:59:26,762 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2023-11-19 03:59:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:26,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 48 states and 101 transitions. [2023-11-19 03:59:32,821 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 101 transitions. [2023-11-19 03:59:32,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:32,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:32,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 51 states and 117 transitions. [2023-11-19 03:59:36,452 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 117 transitions. [2023-11-19 03:59:36,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:36,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:39,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 58 states and 135 transitions. [2023-11-19 03:59:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 135 transitions. [2023-11-19 03:59:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:40,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,175 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 59 states and 135 transitions. [2023-11-19 03:59:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 135 transitions. [2023-11-19 03:59:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:40,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,206 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 61 states and 140 transitions. [2023-11-19 03:59:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 140 transitions. [2023-11-19 03:59:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:42,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:42,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 62 states and 144 transitions. [2023-11-19 03:59:43,871 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 144 transitions. [2023-11-19 03:59:43,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:43,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:59:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 62 states and 142 transitions. [2023-11-19 03:59:44,560 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 142 transitions. [2023-11-19 03:59:44,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:44,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:44,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:44,918 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:59:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2023-11-19 03:59:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2023-11-19 03:59:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:47,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:47,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,973 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:59:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 68 states and 151 transitions. [2023-11-19 03:59:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 151 transitions. [2023-11-19 03:59:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:48,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:59:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 69 states and 151 transitions. [2023-11-19 03:59:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 151 transitions. [2023-11-19 03:59:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:49,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:59:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 70 states and 155 transitions. [2023-11-19 03:59:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 155 transitions. [2023-11-19 03:59:50,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:50,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:50,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.