./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi --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 ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:14,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:14,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:19:14,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:14,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:14,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:14,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:14,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:14,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:14,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:14,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:14,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:14,175 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:14,180 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:14,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:14,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:14,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:14,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:14,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:14,189 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:19:14,190 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:14,191 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:14,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:14,192 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:14,193 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:14,193 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:14,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:14,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:14,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:14,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:14,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:14,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:14,197 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:14,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:14,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:14,198 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_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 [2023-11-24 22:19:14,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:14,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:14,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:14,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:14,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:14,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2023-11-24 22:19:17,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:18,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:18,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2023-11-24 22:19:18,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/data/329478680/89c7e91ec4554a7892745fff7668f069/FLAG43959ed4c [2023-11-24 22:19:18,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/data/329478680/89c7e91ec4554a7892745fff7668f069 [2023-11-24 22:19:18,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:18,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:18,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:18,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:18,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:18,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7859fae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18, skipping insertion in model container [2023-11-24 22:19:18,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,165 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:18,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:18,325 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:18,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:18,356 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:18,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18 WrapperNode [2023-11-24 22:19:18,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:18,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:18,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:18,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:18,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,395 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-24 22:19:18,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:18,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:18,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:18,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:18,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:18,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:18,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:18,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:18,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:18,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:18,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:18,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e881708-9e41-4b09-bf3b-768bd46c6c42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:18,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:18,564 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:18,566 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:18,749 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:18,804 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:18,805 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:19:18,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:18 BoogieIcfgContainer [2023-11-24 22:19:18,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:18,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:18,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:18,820 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:18,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:18" (1/1) ... [2023-11-24 22:19:18,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 22:19:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 22:19:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:18,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:19,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-24 22:19:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-24 22:19:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:19,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-24 22:19:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-24 22:19:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:19:19,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-24 22:19:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-24 22:19:19,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:19,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-24 22:19:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-24 22:19:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:20,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:19:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2023-11-24 22:19:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2023-11-24 22:19:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:20,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-11-24 22:19:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-11-24 22:19:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:21,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:19:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-24 22:19:21,471 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-24 22:19:21,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:21,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:19:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2023-11-24 22:19:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2023-11-24 22:19:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:19:22,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2023-11-24 22:19:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2023-11-24 22:19:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:22,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-24 22:19:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-24 22:19:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:22,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2023-11-24 22:19:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2023-11-24 22:19:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:19:22,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2023-11-24 22:19:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2023-11-24 22:19:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:23,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2023-11-24 22:19:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2023-11-24 22:19:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:23,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:23,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-11-24 22:19:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-11-24 22:19:23,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:23,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2023-11-24 22:19:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2023-11-24 22:19:24,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:24,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:24,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2023-11-24 22:19:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2023-11-24 22:19:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:24,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:24,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:19:26,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2023-11-24 22:19:26,994 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2023-11-24 22:19:26,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:26,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,212 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-11-24 22:19:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-24 22:19:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:27,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,304 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-24 22:19:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-24 22:19:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:19:28,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:28,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 22:19:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 103 transitions. [2023-11-24 22:19:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2023-11-24 22:19:29,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:19:29,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 26 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2023-11-24 22:19:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2023-11-24 22:19:30,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:19:30,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 22:19:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2023-11-24 22:19:30,537 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2023-11-24 22:19:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:19:30,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,006 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2023-11-24 22:19:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-11-24 22:19:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:34,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:34,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 84 proven. 18 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:19:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 82 states and 122 transitions. [2023-11-24 22:19:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-24 22:19:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:35,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:35,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:19:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 86 states and 127 transitions. [2023-11-24 22:19:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 127 transitions. [2023-11-24 22:19:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:19:35,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:35,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 97 proven. 18 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-24 22:19:37,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 128 transitions. [2023-11-24 22:19:37,648 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2023-11-24 22:19:37,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:19:37,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:37,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-24 22:19:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2023-11-24 22:19:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2023-11-24 22:19:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:19:42,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:42,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 170 proven. 30 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2023-11-24 22:19:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 107 states and 158 transitions. [2023-11-24 22:19:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2023-11-24 22:19:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:19:43,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:43,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2023-11-24 22:19:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 111 states and 163 transitions. [2023-11-24 22:19:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2023-11-24 22:19:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:19:44,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 276 proven. 75 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-24 22:19:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 113 states and 163 transitions. [2023-11-24 22:19:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 163 transitions. [2023-11-24 22:19:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:19:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:47,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-24 22:19:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 132 states and 184 transitions. [2023-11-24 22:19:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2023-11-24 22:19:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 22:19:54,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 300 proven. 45 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-24 22:19:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-24 22:19:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-24 22:19:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:19:56,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 325 proven. 21 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-24 22:19:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 137 states and 198 transitions. [2023-11-24 22:19:57,190 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2023-11-24 22:19:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:19:57,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-24 22:19:58,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 141 states and 203 transitions. [2023-11-24 22:19:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2023-11-24 22:19:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:19:58,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,414 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked.