./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/mbpr2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mbpr2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC --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 a98ea70d5d9f752732070144a56514c68e9571f139726211e2f0ade721d6c5f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:55:25,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:55:25,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:55:25,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:55:25,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:55:25,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:55:25,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:55:25,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:55:25,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:55:25,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:55:25,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:55:25,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:55:25,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:55:25,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:55:25,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:55:25,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:55:25,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:55:25,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:55:25,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:55:25,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:55:25,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:55:25,268 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:55:25,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:55:25,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:55:25,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:55:25,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:55:25,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:55:25,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:55:25,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:25,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:55:25,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:55:25,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:55:25,274 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:55:25,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:55:25,275 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:55:25,275 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_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a98ea70d5d9f752732070144a56514c68e9571f139726211e2f0ade721d6c5f3 [2023-11-23 19:55:25,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:55:25,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:55:25,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:55:25,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:55:25,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:55:25,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-tiling/mbpr2.c [2023-11-23 19:55:28,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:55:29,074 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:55:29,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/sv-benchmarks/c/array-tiling/mbpr2.c [2023-11-23 19:55:29,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/data/8db01f94e/f48a9ec927274a1889a3f434c2186560/FLAG3e74fa1de [2023-11-23 19:55:29,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/data/8db01f94e/f48a9ec927274a1889a3f434c2186560 [2023-11-23 19:55:29,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:55:29,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:55:29,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:29,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:55:29,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:55:29,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d08c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29, skipping insertion in model container [2023-11-23 19:55:29,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,146 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:55:29,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:29,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:55:29,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:29,444 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:55:29,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29 WrapperNode [2023-11-23 19:55:29,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:29,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:29,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:55:29,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:55:29,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,494 INFO L138 Inliner]: procedures = 15, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2023-11-23 19:55:29,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:29,495 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:55:29,495 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:55:29,496 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:55:29,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:55:29,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:55:29,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:55:29,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:55:29,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:29,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:55:29,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:55:29,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d8bf10d-bd17-4034-8212-d1ef72185132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:55:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:55:29,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 19:55:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 19:55:29,706 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:55:29,709 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:55:30,174 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:55:30,271 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:55:30,272 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 19:55:30,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:30 BoogieIcfgContainer [2023-11-23 19:55:30,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:55:30,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:55:30,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:55:30,288 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:55:30,288 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:30" (1/1) ... [2023-11-23 19:55:30,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:55:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 97 states and 105 transitions. [2023-11-23 19:55:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 105 transitions. [2023-11-23 19:55:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:55:30,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 98 states and 106 transitions. [2023-11-23 19:55:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2023-11-23 19:55:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 19:55:30,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:31,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 100 states and 110 transitions. [2023-11-23 19:55:31,351 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2023-11-23 19:55:31,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:31,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 103 states and 114 transitions. [2023-11-23 19:55:31,637 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 114 transitions. [2023-11-23 19:55:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:31,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 108 states and 124 transitions. [2023-11-23 19:55:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2023-11-23 19:55:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:32,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 112 states and 132 transitions. [2023-11-23 19:55:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2023-11-23 19:55:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:33,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2023-11-23 19:55:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2023-11-23 19:55:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:33,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 116 states and 138 transitions. [2023-11-23 19:55:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 138 transitions. [2023-11-23 19:55:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:55:33,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 117 states and 139 transitions. [2023-11-23 19:55:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 139 transitions. [2023-11-23 19:55:33,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:55:33,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2023-11-23 19:55:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2023-11-23 19:55:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:33,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:33,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 123 states and 149 transitions. [2023-11-23 19:55:33,861 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 149 transitions. [2023-11-23 19:55:33,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:33,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:35,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 131 states and 166 transitions. [2023-11-23 19:55:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 166 transitions. [2023-11-23 19:55:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:35,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 132 states and 168 transitions. [2023-11-23 19:55:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 168 transitions. [2023-11-23 19:55:35,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:35,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 134 states and 172 transitions. [2023-11-23 19:55:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 172 transitions. [2023-11-23 19:55:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:35,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 135 states and 173 transitions. [2023-11-23 19:55:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 173 transitions. [2023-11-23 19:55:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:36,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 136 states and 174 transitions. [2023-11-23 19:55:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 174 transitions. [2023-11-23 19:55:36,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:55:36,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 137 states and 175 transitions. [2023-11-23 19:55:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 175 transitions. [2023-11-23 19:55:36,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:55:36,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 138 states and 176 transitions. [2023-11-23 19:55:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 176 transitions. [2023-11-23 19:55:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:55:36,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 177 transitions. [2023-11-23 19:55:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2023-11-23 19:55:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:55:36,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 140 states and 178 transitions. [2023-11-23 19:55:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 178 transitions. [2023-11-23 19:55:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:55:36,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 141 states and 179 transitions. [2023-11-23 19:55:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 179 transitions. [2023-11-23 19:55:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:36,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 144 states and 181 transitions. [2023-11-23 19:55:37,114 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 181 transitions. [2023-11-23 19:55:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:37,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 145 states and 182 transitions. [2023-11-23 19:55:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 182 transitions. [2023-11-23 19:55:37,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:55:37,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 146 states and 183 transitions. [2023-11-23 19:55:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 183 transitions. [2023-11-23 19:55:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:55:37,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 147 states and 184 transitions. [2023-11-23 19:55:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions. [2023-11-23 19:55:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:55:37,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 148 states and 185 transitions. [2023-11-23 19:55:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 185 transitions. [2023-11-23 19:55:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:55:37,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 149 states and 186 transitions. [2023-11-23 19:55:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2023-11-23 19:55:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 19:55:37,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 150 states and 189 transitions. [2023-11-23 19:55:37,655 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 189 transitions. [2023-11-23 19:55:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:55:37,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:55:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 165 states and 207 transitions. [2023-11-23 19:55:38,531 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 207 transitions. [2023-11-23 19:55:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 19:55:38,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:38,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 182 states and 229 transitions. [2023-11-23 19:55:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 229 transitions. [2023-11-23 19:55:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 19:55:39,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 183 states and 230 transitions. [2023-11-23 19:55:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 230 transitions. [2023-11-23 19:55:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:40,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:40,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 188 states and 241 transitions. [2023-11-23 19:55:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 241 transitions. [2023-11-23 19:55:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:41,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:55:42,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 204 states and 265 transitions. [2023-11-23 19:55:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 265 transitions. [2023-11-23 19:55:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:42,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:43,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 204 states and 264 transitions. [2023-11-23 19:55:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 264 transitions. [2023-11-23 19:55:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:43,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:43,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:55:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 208 states and 273 transitions. [2023-11-23 19:55:44,338 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 273 transitions. [2023-11-23 19:55:44,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:44,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:44,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:45,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 210 states and 277 transitions. [2023-11-23 19:55:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 277 transitions. [2023-11-23 19:55:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:45,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:45,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:55:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 211 states and 278 transitions. [2023-11-23 19:55:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 278 transitions. [2023-11-23 19:55:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:55:45,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:45,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:45,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 212 states and 279 transitions. [2023-11-23 19:55:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 279 transitions. [2023-11-23 19:55:45,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:55:45,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:45,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 218 states and 295 transitions. [2023-11-23 19:55:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 295 transitions. [2023-11-23 19:55:47,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:55:47,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:48,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:48,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 223 states and 302 transitions. [2023-11-23 19:55:48,670 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 302 transitions. [2023-11-23 19:55:48,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:55:48,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:48,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 224 states and 302 transitions. [2023-11-23 19:55:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 302 transitions. [2023-11-23 19:55:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 19:55:49,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:49,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:49,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 226 states and 304 transitions. [2023-11-23 19:55:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 304 transitions. [2023-11-23 19:55:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 19:55:49,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:49,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:49,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 225 states and 303 transitions. [2023-11-23 19:55:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2023-11-23 19:55:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:55:49,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:49,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 243 states and 328 transitions. [2023-11-23 19:55:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 328 transitions. [2023-11-23 19:55:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:55:51,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 245 states and 330 transitions. [2023-11-23 19:55:52,011 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 330 transitions. [2023-11-23 19:55:52,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:55:52,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:52,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 249 states and 335 transitions. [2023-11-23 19:55:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 335 transitions. [2023-11-23 19:55:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:55:53,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 250 states and 336 transitions. [2023-11-23 19:55:53,700 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 336 transitions. [2023-11-23 19:55:53,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:55:53,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:54,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 252 states and 338 transitions. [2023-11-23 19:55:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 338 transitions. [2023-11-23 19:55:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 19:55:54,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:54,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2023-11-23 19:55:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2023-11-23 19:55:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 19:55:54,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:54,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:55:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 257 states and 343 transitions. [2023-11-23 19:55:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 343 transitions. [2023-11-23 19:55:55,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 19:55:55,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 256 states and 342 transitions. [2023-11-23 19:55:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 342 transitions. [2023-11-23 19:55:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:55,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 258 states and 344 transitions. [2023-11-23 19:55:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 344 transitions. [2023-11-23 19:55:56,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:56,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:56,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:56,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 259 states and 346 transitions. [2023-11-23 19:55:56,591 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 346 transitions. [2023-11-23 19:55:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:56,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:56,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:57,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 19:55:57,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 19:55:57,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 19:55:57,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:57,235 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 19:55:57,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:55:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:55:57,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:55:57,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 19:55:57,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:57,569 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:57,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 19:55:57,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,861 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:55:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:58,202 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 19:55:58,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 19:55:58,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:58,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:58,426 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:59,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-11-23 19:55:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-11-23 19:55:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 19:55:59,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:59,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 19:55:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 19:55:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 19:55:59,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:59,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:56:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 274 states and 363 transitions. [2023-11-23 19:56:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 363 transitions. [2023-11-23 19:56:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 19:56:01,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:01,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:56:01,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 275 states and 364 transitions. [2023-11-23 19:56:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 364 transitions. [2023-11-23 19:56:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 19:56:01,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:01,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:01,556 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 19:56:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 383 transitions. [2023-11-23 19:56:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 383 transitions. [2023-11-23 19:56:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 19:56:04,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:04,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:56:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:04,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 384 transitions. [2023-11-23 19:56:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 384 transitions. [2023-11-23 19:56:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 19:56:04,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:04,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:56:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 292 states and 388 transitions. [2023-11-23 19:56:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 388 transitions. [2023-11-23 19:56:04,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 19:56:04,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:04,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:56:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 306 states and 403 transitions. [2023-11-23 19:56:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2023-11-23 19:56:06,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 19:56:06,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:06,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 19:56:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 320 states and 420 transitions. [2023-11-23 19:56:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 420 transitions. [2023-11-23 19:56:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 19:56:08,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:10,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 331 states and 431 transitions. [2023-11-23 19:56:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 431 transitions. [2023-11-23 19:56:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 19:56:10,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:10,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:10,224 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:56:12,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 347 states and 450 transitions. [2023-11-23 19:56:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 450 transitions. [2023-11-23 19:56:12,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 19:56:12,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:12,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:12,512 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.