./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-properties/simple_built_from_end.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/list-properties/simple_built_from_end.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0eb3d3e07cae1efa9dc9af5091aea6a309746434756c62bcf3ece83b84aec27a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:45:17,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:45:17,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:45:17,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:45:17,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:45:17,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:45:17,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:45:17,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:45:17,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:45:17,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:45:17,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:45:17,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:45:17,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:45:17,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:45:17,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:45:17,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:45:17,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:45:17,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:45:17,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:45:17,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:45:17,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:45:17,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:45:17,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:45:17,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:45:17,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:45:17,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:45:17,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:45:17,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:45:17,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:45:17,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:45:17,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:45:17,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:45:17,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:45:17,451 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_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0eb3d3e07cae1efa9dc9af5091aea6a309746434756c62bcf3ece83b84aec27a [2023-12-03 01:45:17,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:45:17,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:45:17,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:45:17,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:45:17,713 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:45:17,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/list-properties/simple_built_from_end.i [2023-12-03 01:45:20,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:45:20,694 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:45:20,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/sv-benchmarks/c/list-properties/simple_built_from_end.i [2023-12-03 01:45:20,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/data/61f567934/a91e11ea44b2453f8b59e77c12f5167b/FLAG7535e59d5 [2023-12-03 01:45:20,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/data/61f567934/a91e11ea44b2453f8b59e77c12f5167b [2023-12-03 01:45:20,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:45:20,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:45:20,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:45:20,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:45:20,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:45:20,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:45:20" (1/1) ... [2023-12-03 01:45:20,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719b11fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:20, skipping insertion in model container [2023-12-03 01:45:20,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:45:20" (1/1) ... [2023-12-03 01:45:20,774 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:45:21,018 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/sv-benchmarks/c/list-properties/simple_built_from_end.i[23125,23138] [2023-12-03 01:45:21,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:45:21,030 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:45:21,064 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/sv-benchmarks/c/list-properties/simple_built_from_end.i[23125,23138] [2023-12-03 01:45:21,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:45:21,089 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:45:21,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21 WrapperNode [2023-12-03 01:45:21,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:45:21,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:45:21,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:45:21,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:45:21,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,125 INFO L138 Inliner]: procedures = 124, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-12-03 01:45:21,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:45:21,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:45:21,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:45:21,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:45:21,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,148 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:45:21,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:45:21,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:45:21,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:45:21,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:45:21,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:45:21,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:45:21,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72889663-bdc7-4b44-bbbb-7b27bc44fbff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:45:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:45:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:45:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:45:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:45:21,311 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:45:21,313 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:45:21,405 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:45:21,435 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:45:21,435 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:45:21,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:45:21 BoogieIcfgContainer [2023-12-03 01:45:21,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:45:21,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:45:21,438 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:45:21,446 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:45:21,447 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:45:21" (1/1) ... [2023-12-03 01:45:21,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:45:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-12-03 01:45:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-12-03 01:45:21,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:45:21,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:21,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-12-03 01:45:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-12-03 01:45:21,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:45:21,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:21,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:21,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:21,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:21,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-12-03 01:45:21,774 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-12-03 01:45:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:45:21,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:21,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-12-03 01:45:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-12-03 01:45:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:45:22,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:22,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-12-03 01:45:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-12-03 01:45:22,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:45:22,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:22,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2023-12-03 01:45:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2023-12-03 01:45:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:45:24,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:24,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:26,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2023-12-03 01:45:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2023-12-03 01:45:26,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:45:26,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:45:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:27,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-12-03 01:45:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-12-03 01:45:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:45:27,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:28,317 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:29,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:29,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2023-12-03 01:45:29,989 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2023-12-03 01:45:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:45:29,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:29,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:45:30,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2023-12-03 01:45:30,993 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2023-12-03 01:45:30,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:45:30,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:30,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:32,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:34,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 40 states and 56 transitions. [2023-12-03 01:45:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2023-12-03 01:45:34,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:45:34,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:34,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:36,784 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2023-12-03 01:45:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2023-12-03 01:45:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:45:41,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2023-12-03 01:45:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2023-12-03 01:45:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:45:51,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:51,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:52,946 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:45:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2023-12-03 01:45:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2023-12-03 01:45:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:45:54,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:54,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 32 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:45:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-12-03 01:45:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-12-03 01:45:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:45:57,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:57,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:00,195 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 13 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 63 states and 102 transitions. [2023-12-03 01:46:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 102 transitions. [2023-12-03 01:46:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:46:07,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:07,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:29,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2023-12-03 01:46:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2023-12-03 01:46:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:46:29,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:29,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:46:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 81 states and 139 transitions. [2023-12-03 01:46:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 139 transitions. [2023-12-03 01:46:35,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:46:35,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 43 proven. 54 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:46:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 81 states and 137 transitions. [2023-12-03 01:46:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 137 transitions. [2023-12-03 01:46:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:46:39,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:39,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 16 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:47:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 90 states and 160 transitions. [2023-12-03 01:47:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2023-12-03 01:47:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:47:04,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:04,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 43 proven. 54 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:47:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 85 states and 137 transitions. [2023-12-03 01:47:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2023-12-03 01:47:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:47:12,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:47:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2023-12-03 01:47:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2023-12-03 01:47:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:47:45,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:45,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 19 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2023-12-03 01:48:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2023-12-03 01:48:20,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 01:48:20,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:20,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 120 states and 210 transitions. [2023-12-03 01:49:15,193 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 210 transitions. [2023-12-03 01:49:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 01:49:15,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 22 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 126 states and 223 transitions. [2023-12-03 01:50:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 223 transitions. [2023-12-03 01:50:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 01:50:05,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:05,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 8 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 138 states and 251 transitions. [2023-12-03 01:50:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 251 transitions. [2023-12-03 01:50:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:50:47,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:47,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 25 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 147 states and 281 transitions. [2023-12-03 01:51:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 281 transitions. [2023-12-03 01:51:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:51:57,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:57,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:25,515 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:53:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 162 states and 318 transitions. [2023-12-03 01:53:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 318 transitions. [2023-12-03 01:53:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:53:25,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:25,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 52 proven. 201 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:54:29,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 165 states and 330 transitions. [2023-12-03 01:54:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 330 transitions. [2023-12-03 01:54:29,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:54:29,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:29,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 28 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:55:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 171 states and 350 transitions. [2023-12-03 01:55:41,035 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 350 transitions. [2023-12-03 01:55:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:55:41,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:41,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 79 proven. 202 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:56:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 124 states and 183 transitions. [2023-12-03 01:56:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2023-12-03 01:56:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:56:04,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:56:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:20,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:20,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 136 states and 208 transitions. [2023-12-03 01:58:20,680 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2023-12-03 01:58:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:58:20,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:20,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 31 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.