./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.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_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/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_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/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_e1586f60-3bb3-4252-b883-708cbd157c9e/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 173419c809fa8cb7fa094fdfc7b5765802a9a2fdebfe9d0a53cd745fd0c573d2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:20,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:20,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:13:20,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:13:20,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:13:20,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:20,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:20,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:20,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:20,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:20,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:20,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:20,166 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:20,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:13:20,168 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:20,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:20,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:20,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:20,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:20,171 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:13:20,171 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:13:20,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:20,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:20,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:20,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:20,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:20,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:20,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:20,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:20,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:20,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:20,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:20,185 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:13:20,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:13:20,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:20,186 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_e1586f60-3bb3-4252-b883-708cbd157c9e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 173419c809fa8cb7fa094fdfc7b5765802a9a2fdebfe9d0a53cd745fd0c573d2 [2023-11-24 23:13:20,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:20,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:20,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:20,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:20,528 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:20,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c [2023-11-24 23:13:23,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:23,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:23,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c [2023-11-24 23:13:23,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/data/6f38bd95d/2dbe120e0e254520b7081e08b19c9ca8/FLAGead24387b [2023-11-24 23:13:23,948 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/data/6f38bd95d/2dbe120e0e254520b7081e08b19c9ca8 [2023-11-24 23:13:23,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:23,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:23,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:23,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:23,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:23,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed069f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23, skipping insertion in model container [2023-11-24 23:13:23,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,989 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:24,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:24,235 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:24,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:24,302 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:24,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24 WrapperNode [2023-11-24 23:13:24,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:24,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:24,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:24,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:24,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,373 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-24 23:13:24,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:24,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:24,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:24,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:24,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:24,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:24,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:24,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:24,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:24,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:24,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:24,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1586f60-3bb3-4252-b883-708cbd157c9e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:13:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:13:24,555 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:24,557 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:25,492 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:25,559 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:25,560 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:13:25,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:25 BoogieIcfgContainer [2023-11-24 23:13:25,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:25,563 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:25,564 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:25,575 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:25,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:25" (1/1) ... [2023-11-24 23:13:25,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-24 23:13:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-24 23:13:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:25,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:25,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,982 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 23:13:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 23:13:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 23:13:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:26,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,152 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 23:13:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 23:13:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 23:13:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:26,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,260 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 23:13:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-24 23:13:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-24 23:13:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:26,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,466 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 23:13:26,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-24 23:13:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-24 23:13:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:26,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,554 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 23:13:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-24 23:13:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-24 23:13:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:26,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,620 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 23:13:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-24 23:13:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-24 23:13:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:13:26,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,764 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 23:13:26,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-24 23:13:26,779 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 23:13:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:26,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,861 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 23:13:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 23:13:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 23:13:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:26,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,957 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 23:13:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 23:13:26,981 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 23:13:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:13:26,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,000 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 23:13:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 23:13:27,012 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 23:13:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:27,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,119 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 23:13:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-24 23:13:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-24 23:13:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:27,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,224 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 23:13:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 23:13:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 23:13:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:13:27,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,329 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 23:13:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 23:13:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 23:13:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:27,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:27,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-24 23:13:27,479 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-24 23:13:27,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:13:27,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,630 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 23:13:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-24 23:13:27,848 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-24 23:13:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:13:27,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,876 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 23:13:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-24 23:13:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-24 23:13:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:13:27,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,959 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 23:13:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-24 23:13:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-24 23:13:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:13:28,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:28,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,080 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 23:13:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-24 23:13:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-24 23:13:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:13:28,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:28,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,186 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 23:13:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-24 23:13:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-24 23:13:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:13:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:28,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,317 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 23:13:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-24 23:13:28,554 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-24 23:13:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:13:28,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:28,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,638 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 23:13:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 323 states and 342 transitions. [2023-11-24 23:13:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 342 transitions. [2023-11-24 23:13:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:13:28,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:28,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 349 states and 375 transitions. [2023-11-24 23:13:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 375 transitions. [2023-11-24 23:13:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:13:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:29,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:29,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:29,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 376 states and 410 transitions. [2023-11-24 23:13:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 410 transitions. [2023-11-24 23:13:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:13:30,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:30,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:30,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:30,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 404 states and 447 transitions. [2023-11-24 23:13:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 447 transitions. [2023-11-24 23:13:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:13:31,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:31,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:31,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:31,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 433 states and 485 transitions. [2023-11-24 23:13:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 485 transitions. [2023-11-24 23:13:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:13:33,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:33,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:33,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:33,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 436 states and 490 transitions. [2023-11-24 23:13:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 490 transitions. [2023-11-24 23:13:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:13:34,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:34,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:34,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:34,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 439 states and 494 transitions. [2023-11-24 23:13:35,089 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 494 transitions. [2023-11-24 23:13:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:13:35,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:35,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:35,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:35,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 444 states and 502 transitions. [2023-11-24 23:13:37,147 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 502 transitions. [2023-11-24 23:13:37,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:13:37,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:37,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:37,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:37,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:38,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 450 states and 511 transitions. [2023-11-24 23:13:38,348 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 511 transitions. [2023-11-24 23:13:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:13:38,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:38,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:38,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:38,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 23:13:39,733 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 23:13:39,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:13:39,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:39,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:39,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:39,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:41,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:41,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 462 states and 525 transitions. [2023-11-24 23:13:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 525 transitions. [2023-11-24 23:13:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:13:41,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:41,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:41,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:41,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 464 states and 529 transitions. [2023-11-24 23:13:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 529 transitions. [2023-11-24 23:13:41,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:13:41,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:41,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:41,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 474 states and 541 transitions. [2023-11-24 23:13:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 541 transitions. [2023-11-24 23:13:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:42,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:42,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:42,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:44,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 478 states and 547 transitions. [2023-11-24 23:13:44,648 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 547 transitions. [2023-11-24 23:13:44,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:13:44,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:44,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:44,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:44,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:46,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 482 states and 552 transitions. [2023-11-24 23:13:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 552 transitions. [2023-11-24 23:13:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:13:46,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:46,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:46,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 484 states and 556 transitions. [2023-11-24 23:13:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 556 transitions. [2023-11-24 23:13:47,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:13:47,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:47,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:47,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:47,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:49,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:49,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 485 states and 558 transitions. [2023-11-24 23:13:49,958 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 558 transitions. [2023-11-24 23:13:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:13:49,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:49,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:49,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:49,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:13:50,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:50,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 484 states and 557 transitions. [2023-11-24 23:13:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 557 transitions. [2023-11-24 23:13:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:13:50,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:50,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:50,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:13:58,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:58,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 489 states and 566 transitions. [2023-11-24 23:13:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 566 transitions. [2023-11-24 23:13:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:13:58,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:58,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:58,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:58,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:00,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:00,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 495 states and 576 transitions. [2023-11-24 23:14:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 576 transitions. [2023-11-24 23:14:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:14:00,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:00,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:00,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:00,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:04,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 503 states and 589 transitions. [2023-11-24 23:14:04,260 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 589 transitions. [2023-11-24 23:14:04,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:14:04,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:04,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:04,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:04,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:04,388 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 512 states and 604 transitions. [2023-11-24 23:14:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 604 transitions. [2023-11-24 23:14:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:14:07,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:07,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:07,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:14:07,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 521 states and 617 transitions. [2023-11-24 23:14:09,164 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 617 transitions. [2023-11-24 23:14:09,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:14:09,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:09,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:09,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:09,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 526 states and 625 transitions. [2023-11-24 23:14:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 625 transitions. [2023-11-24 23:14:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:14:11,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:11,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:11,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:11,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:13,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:13,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 532 states and 633 transitions. [2023-11-24 23:14:13,796 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 633 transitions. [2023-11-24 23:14:13,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:14:13,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:13,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:13,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:13,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:13,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 536 states and 639 transitions. [2023-11-24 23:14:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 639 transitions. [2023-11-24 23:14:14,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:14:14,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:14,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:14,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:14:14,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 540 states and 645 transitions. [2023-11-24 23:14:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 645 transitions. [2023-11-24 23:14:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:14:16,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:16,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:16,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:14:16,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:14:17,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:17,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 541 states and 647 transitions. [2023-11-24 23:14:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 647 transitions. [2023-11-24 23:14:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:14:17,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:17,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:17,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:14:17,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.