./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/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_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/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 64bit --witnessprinter.graph.data.programhash 804e8d646f3136915195a4e5e9f5153cc3c1cd2abf96df3f09c683a14a27e4de --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:18,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:18,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:20:18,178 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:18,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:18,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:18,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:18,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:18,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:18,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:18,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:18,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:18,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:18,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:18,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:18,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:18,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:18,227 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:18,228 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:18,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:18,229 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:18,230 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:18,230 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:18,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:18,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:18,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:18,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:18,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:18,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:18,235 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:18,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:18,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:18,237 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_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804e8d646f3136915195a4e5e9f5153cc3c1cd2abf96df3f09c683a14a27e4de [2023-11-23 20:20:18,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:18,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:18,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:18,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:18,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:18,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c [2023-11-23 20:20:21,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:21,846 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:21,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/sv-benchmarks/c/termination-restricted-15/DivMinus2.c [2023-11-23 20:20:21,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/data/101060d52/b886b1bf6c654f1ca533fc7f84cb2b0b/FLAGbf5830db2 [2023-11-23 20:20:21,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/data/101060d52/b886b1bf6c654f1ca533fc7f84cb2b0b [2023-11-23 20:20:21,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:21,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:21,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:21,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:21,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:21,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77121a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21, skipping insertion in model container [2023-11-23 20:20:21,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:22,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:22,107 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:22,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:22,131 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:22,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22 WrapperNode [2023-11-23 20:20:22,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:22,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:22,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:22,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:22,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,165 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-11-23 20:20:22,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:22,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:22,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:22,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:22,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:22,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:22,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:22,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:22,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:22,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:22,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:22,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_449ca38b-0204-435b-ae7e-e6e4c5bf88f3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:22,350 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:22,353 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:22,566 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:22,609 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:22,609 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:20:22,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:22 BoogieIcfgContainer [2023-11-23 20:20:22,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:22,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:22,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:22,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:22,627 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:22" (1/1) ... [2023-11-23 20:20:22,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-23 20:20:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-23 20:20:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:20:22,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:22,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:22,924 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 20:20:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-23 20:20:22,995 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-23 20:20:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:22,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:22,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,077 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 20:20:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-23 20:20:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-23 20:20:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:23,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,211 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 20:20:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-23 20:20:23,224 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-23 20:20:23,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:23,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,324 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 20:20:23,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-11-23 20:20:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-11-23 20:20:23,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:23,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,698 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 20:20:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-23 20:20:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-23 20:20:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:24,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,134 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 20:20:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2023-11-23 20:20:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2023-11-23 20:20:24,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:20:24,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,785 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 20:20:25,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2023-11-23 20:20:25,214 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2023-11-23 20:20:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:25,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,302 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 20:20:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2023-11-23 20:20:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2023-11-23 20:20:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:25,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,853 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 20:20:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2023-11-23 20:20:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2023-11-23 20:20:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:26,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2023-11-23 20:20:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2023-11-23 20:20:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:20:27,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,268 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 20:20:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 70 states and 120 transitions. [2023-11-23 20:20:28,010 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 120 transitions. [2023-11-23 20:20:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:28,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2023-11-23 20:20:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2023-11-23 20:20:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:29,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:20:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2023-11-23 20:20:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2023-11-23 20:20:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:29,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:30,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 94 states and 167 transitions. [2023-11-23 20:20:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 167 transitions. [2023-11-23 20:20:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:30,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 96 states and 172 transitions. [2023-11-23 20:20:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 172 transitions. [2023-11-23 20:20:31,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:31,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:31,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:20:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 101 states and 179 transitions. [2023-11-23 20:20:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 179 transitions. [2023-11-23 20:20:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:31,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:31,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 102 states and 181 transitions. [2023-11-23 20:20:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2023-11-23 20:20:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:32,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:32,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:32,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 102 states and 180 transitions. [2023-11-23 20:20:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 180 transitions. [2023-11-23 20:20:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:32,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:32,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:32,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2023-11-23 20:20:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2023-11-23 20:20:33,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:33,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:33,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 107 states and 189 transitions. [2023-11-23 20:20:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 189 transitions. [2023-11-23 20:20:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:20:34,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:35,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 113 states and 196 transitions. [2023-11-23 20:20:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 196 transitions. [2023-11-23 20:20:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:35,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 114 states and 196 transitions. [2023-11-23 20:20:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 196 transitions. [2023-11-23 20:20:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:20:35,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 124 states and 220 transitions. [2023-11-23 20:20:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 220 transitions. [2023-11-23 20:20:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:20:36,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:36,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:36,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:37,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 125 states and 222 transitions. [2023-11-23 20:20:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2023-11-23 20:20:37,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:20:37,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:37,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:37,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 224 transitions. [2023-11-23 20:20:37,889 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 224 transitions. [2023-11-23 20:20:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:20:37,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:37,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:37,923 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:20:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:38,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 240 transitions. [2023-11-23 20:20:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 240 transitions. [2023-11-23 20:20:38,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:20:38,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,033 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:20:39,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 136 states and 239 transitions. [2023-11-23 20:20:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 239 transitions. [2023-11-23 20:20:39,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:20:39,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:39,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:20:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 245 transitions. [2023-11-23 20:20:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2023-11-23 20:20:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:20:40,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:20:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 141 states and 244 transitions. [2023-11-23 20:20:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2023-11-23 20:20:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:20:40,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,482 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:20:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2023-11-23 20:20:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2023-11-23 20:20:40,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:20:40,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,829 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 147 states and 250 transitions. [2023-11-23 20:20:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 250 transitions. [2023-11-23 20:20:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:41,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:41,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:20:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 274 transitions. [2023-11-23 20:20:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2023-11-23 20:20:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:20:43,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:20:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 158 states and 276 transitions. [2023-11-23 20:20:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 276 transitions. [2023-11-23 20:20:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:20:43,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,876 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 31 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:20:45,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 169 states and 293 transitions. [2023-11-23 20:20:45,360 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 293 transitions. [2023-11-23 20:20:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:20:45,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:20:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 178 states and 309 transitions. [2023-11-23 20:20:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 309 transitions. [2023-11-23 20:20:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:20:46,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:20:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 183 states and 315 transitions. [2023-11-23 20:20:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 315 transitions. [2023-11-23 20:20:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:47,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-23 20:20:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 183 states and 314 transitions. [2023-11-23 20:20:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 314 transitions. [2023-11-23 20:20:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:47,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-23 20:20:48,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 183 states and 313 transitions. [2023-11-23 20:20:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 313 transitions. [2023-11-23 20:20:48,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:48,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:20:49,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 189 states and 320 transitions. [2023-11-23 20:20:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 320 transitions. [2023-11-23 20:20:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:49,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:49,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 199 states and 344 transitions. [2023-11-23 20:20:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 344 transitions. [2023-11-23 20:20:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:51,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-23 20:20:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 200 states and 346 transitions. [2023-11-23 20:20:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 346 transitions. [2023-11-23 20:20:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:51,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,852 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:20:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 211 states and 363 transitions. [2023-11-23 20:20:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2023-11-23 20:20:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:53,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 20:20:55,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 220 states and 379 transitions. [2023-11-23 20:20:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 379 transitions. [2023-11-23 20:20:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:20:55,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:20:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 225 states and 385 transitions. [2023-11-23 20:20:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 385 transitions. [2023-11-23 20:20:56,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:56,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-23 20:20:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 225 states and 384 transitions. [2023-11-23 20:20:56,868 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 384 transitions. [2023-11-23 20:20:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:56,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-23 20:20:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 225 states and 383 transitions. [2023-11-23 20:20:57,349 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 383 transitions. [2023-11-23 20:20:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:20:57,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 60 proven. 14 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-23 20:20:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 231 states and 390 transitions. [2023-11-23 20:20:58,322 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 390 transitions. [2023-11-23 20:20:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:58,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 241 states and 414 transitions. [2023-11-23 20:21:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 414 transitions. [2023-11-23 20:21:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:00,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-23 20:21:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 242 states and 416 transitions. [2023-11-23 20:21:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 416 transitions. [2023-11-23 20:21:01,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:21:01,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 4 proven. 57 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:21:03,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 253 states and 433 transitions. [2023-11-23 20:21:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 433 transitions. [2023-11-23 20:21:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:21:03,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-23 20:21:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 262 states and 449 transitions. [2023-11-23 20:21:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 449 transitions. [2023-11-23 20:21:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:21:05,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 267 states and 455 transitions. [2023-11-23 20:21:06,162 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 455 transitions. [2023-11-23 20:21:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:06,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-23 20:21:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 267 states and 454 transitions. [2023-11-23 20:21:06,864 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 454 transitions. [2023-11-23 20:21:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:06,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 20:21:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 267 states and 453 transitions. [2023-11-23 20:21:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 453 transitions. [2023-11-23 20:21:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:21:07,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 80 proven. 14 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-23 20:21:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 273 states and 460 transitions. [2023-11-23 20:21:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 460 transitions. [2023-11-23 20:21:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:08,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:08,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:08,552 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.