./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/verifythis/duplets.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/duplets.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac76721ba91522692e2c3e4d1ea27df0200031dd012c5066cc7280e0ae6e2244 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:03,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:03,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:45:03,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:03,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:03,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:03,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:45:03,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:45:03,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:03,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:03,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:03,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:45:03,925 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:03,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:03,926 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:03,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:03,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:45:03,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:03,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:45:03,929 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:45:03,930 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:03,931 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:03,931 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:45:03,932 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:03,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:03,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:03,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:03,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:03,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:03,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:03,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:03,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:45:03,938 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:03,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:03,939 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:45:03,939 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_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac76721ba91522692e2c3e4d1ea27df0200031dd012c5066cc7280e0ae6e2244 [2023-11-19 02:45:04,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:04,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:04,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:04,287 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:04,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:04,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/verifythis/duplets.c [2023-11-19 02:45:07,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:07,837 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:07,837 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/sv-benchmarks/c/verifythis/duplets.c [2023-11-19 02:45:07,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/data/420861ca8/d40f68bbed5e4b1f9d1d83f1341a0f96/FLAG643c0fe4e [2023-11-19 02:45:07,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/data/420861ca8/d40f68bbed5e4b1f9d1d83f1341a0f96 [2023-11-19 02:45:07,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:07,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:07,880 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:07,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:07,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:07,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:07" (1/1) ... [2023-11-19 02:45:07,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a4b1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:07, skipping insertion in model container [2023-11-19 02:45:07,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:07" (1/1) ... [2023-11-19 02:45:07,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:08,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:08,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:08,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:08,157 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:08,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08 WrapperNode [2023-11-19 02:45:08,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:08,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:08,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:08,159 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:08,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,204 INFO L138 Inliner]: procedures = 21, calls = 44, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2023-11-19 02:45:08,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:08,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:08,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:08,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:08,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:08,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:08,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:08,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:08,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:08" (1/1) ... [2023-11-19 02:45:08,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:08,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:08,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:08,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d75989-3759-453e-8f1d-2eec17ae89c2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:08,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:08,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:45:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:45:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:45:08,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:45:08,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:08,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:08,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:45:08,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:45:08,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:45:08,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:08,528 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:08,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:08,936 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:09,012 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:09,012 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:45:09,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:09 BoogieIcfgContainer [2023-11-19 02:45:09,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:09,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:09,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:09,031 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:09,031 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:09" (1/1) ... [2023-11-19 02:45:09,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:09,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-19 02:45:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-19 02:45:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:45:09,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:09,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2023-11-19 02:45:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2023-11-19 02:45:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:45:09,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:09,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2023-11-19 02:45:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-19 02:45:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:45:09,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:09,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2023-11-19 02:45:09,886 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-11-19 02:45:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:09,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:09,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2023-11-19 02:45:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-11-19 02:45:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:10,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:10,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:10,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2023-11-19 02:45:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2023-11-19 02:45:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:45:10,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:10,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2023-11-19 02:45:10,805 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2023-11-19 02:45:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:45:10,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:10,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2023-11-19 02:45:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2023-11-19 02:45:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:45:11,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:11,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:45:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2023-11-19 02:45:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2023-11-19 02:45:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:45:11,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:11,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:11,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 85 transitions. [2023-11-19 02:45:11,749 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2023-11-19 02:45:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:45:11,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:11,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2023-11-19 02:45:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2023-11-19 02:45:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:45:12,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:12,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:12,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-11-19 02:45:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-19 02:45:12,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:45:12,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:12,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:45:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:13,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2023-11-19 02:45:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2023-11-19 02:45:13,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:45:13,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:13,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:13,200 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 104 transitions. [2023-11-19 02:45:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2023-11-19 02:45:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:45:13,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:13,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:13,598 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:45:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2023-11-19 02:45:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2023-11-19 02:45:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:45:14,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:14,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:45:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2023-11-19 02:45:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-11-19 02:45:14,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:45:14,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:14,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2023-11-19 02:45:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-19 02:45:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:45:14,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:14,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 81 states and 132 transitions. [2023-11-19 02:45:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 132 transitions. [2023-11-19 02:45:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:45:15,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:15,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:45:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2023-11-19 02:45:16,329 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 02:45:16,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:45:16,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:45:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2023-11-19 02:45:16,677 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2023-11-19 02:45:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:45:16,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:16,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:45:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2023-11-19 02:45:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 02:45:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:45:16,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 88 states and 148 transitions. [2023-11-19 02:45:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions. [2023-11-19 02:45:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:45:18,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:18,176 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:45:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 91 states and 151 transitions. [2023-11-19 02:45:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 151 transitions. [2023-11-19 02:45:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:45:18,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:18,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:45:19,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:19,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2023-11-19 02:45:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2023-11-19 02:45:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:45:19,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:19,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:45:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 165 transitions. [2023-11-19 02:45:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 165 transitions. [2023-11-19 02:45:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:45:20,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:20,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 02:45:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 103 states and 168 transitions. [2023-11-19 02:45:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 168 transitions. [2023-11-19 02:45:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:45:20,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:20,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:45:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 110 states and 184 transitions. [2023-11-19 02:45:22,905 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2023-11-19 02:45:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:45:22,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:22,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:23,516 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 113 states and 190 transitions. [2023-11-19 02:45:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 190 transitions. [2023-11-19 02:45:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:45:25,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:25,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:27,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 205 transitions. [2023-11-19 02:45:27,161 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2023-11-19 02:45:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:45:27,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:28,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 207 transitions. [2023-11-19 02:45:28,747 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 207 transitions. [2023-11-19 02:45:28,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:45:28,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:28,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 02:45:29,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 210 transitions. [2023-11-19 02:45:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 210 transitions. [2023-11-19 02:45:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:45:29,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:29,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:29,490 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:45:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 124 states and 213 transitions. [2023-11-19 02:45:29,941 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 213 transitions. [2023-11-19 02:45:29,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:45:29,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:29,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2023-11-19 02:45:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-19 02:45:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:45:31,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:31,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 02:45:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 131 states and 231 transitions. [2023-11-19 02:45:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 231 transitions. [2023-11-19 02:45:32,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:45:32,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:32,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:45:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 236 transitions. [2023-11-19 02:45:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2023-11-19 02:45:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:45:33,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:33,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:45:34,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 239 transitions. [2023-11-19 02:45:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 239 transitions. [2023-11-19 02:45:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:45:34,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:34,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-19 02:45:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 141 states and 242 transitions. [2023-11-19 02:45:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 242 transitions. [2023-11-19 02:45:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:45:35,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:35,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 21 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:45:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 151 states and 257 transitions. [2023-11-19 02:45:38,883 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 257 transitions. [2023-11-19 02:45:38,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:45:38,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:45:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 156 states and 263 transitions. [2023-11-19 02:45:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 263 transitions. [2023-11-19 02:45:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:45:40,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:40,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:41,220 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 160 states and 279 transitions. [2023-11-19 02:45:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 279 transitions. [2023-11-19 02:45:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:45:42,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:42,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 02:45:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:43,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 163 states and 282 transitions. [2023-11-19 02:45:43,308 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 282 transitions. [2023-11-19 02:45:43,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:45:43,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:43,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:45:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 164 states and 286 transitions. [2023-11-19 02:45:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 286 transitions. [2023-11-19 02:45:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:45:43,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:46,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 170 states and 304 transitions. [2023-11-19 02:45:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 304 transitions. [2023-11-19 02:45:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:45:46,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:46,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:47,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2023-11-19 02:45:47,256 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2023-11-19 02:45:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:45:47,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:47,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 175 states and 323 transitions. [2023-11-19 02:45:49,608 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 323 transitions. [2023-11-19 02:45:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:45:49,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 02:45:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 178 states and 326 transitions. [2023-11-19 02:45:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 326 transitions. [2023-11-19 02:45:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:45:50,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:45:51,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 181 states and 331 transitions. [2023-11-19 02:45:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 331 transitions. [2023-11-19 02:45:51,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:45:51,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:45:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 182 states and 332 transitions. [2023-11-19 02:45:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 332 transitions. [2023-11-19 02:45:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:45:52,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:52,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 02:45:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 185 states and 335 transitions. [2023-11-19 02:45:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 335 transitions. [2023-11-19 02:45:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:45:53,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.