./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/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_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9 --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 6835a6a52b399101fa57284de792210b11ef12afe0f3073436fba94237f48f05 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:02:19,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:02:19,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:02:19,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:02:19,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:02:19,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:02:19,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:02:19,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:02:19,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:02:19,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:02:19,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:02:19,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:02:19,329 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:02:19,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:02:19,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:02:19,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:02:19,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:02:19,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:02:19,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:02:19,333 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:02:19,333 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:02:19,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:02:19,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:02:19,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:02:19,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:02:19,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:02:19,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:02:19,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:02:19,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:02:19,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:02:19,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:02:19,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:02:19,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:02:19,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:02:19,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:02:19,340 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_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6835a6a52b399101fa57284de792210b11ef12afe0f3073436fba94237f48f05 [2023-12-03 03:02:19,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:02:19,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:02:19,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:02:19,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:02:19,629 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:02:19,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c [2023-12-03 03:02:22,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:02:22,928 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:02:22,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c [2023-12-03 03:02:22,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/data/1aaa6f66c/16d4e1040707420a926446bb32ae2225/FLAG971676cfe [2023-12-03 03:02:22,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/data/1aaa6f66c/16d4e1040707420a926446bb32ae2225 [2023-12-03 03:02:22,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:02:22,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:02:22,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:02:22,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:02:22,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:02:22,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:02:22" (1/1) ... [2023-12-03 03:02:22,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4a6548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:22, skipping insertion in model container [2023-12-03 03:02:22,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:02:22" (1/1) ... [2023-12-03 03:02:22,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:02:23,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:02:23,169 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:02:23,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:02:23,203 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:02:23,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23 WrapperNode [2023-12-03 03:02:23,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:02:23,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:02:23,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:02:23,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:02:23,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,249 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 03:02:23,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:02:23,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:02:23,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:02:23,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:02:23,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:02:23,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:02:23,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:02:23,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:02:23,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:02:23,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:02:23,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:02:23,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:02:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:02:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:02:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:02:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:02:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:02:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:02:23,420 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:02:23,422 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:02:23,836 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:02:23,872 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:02:23,872 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:02:23,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:02:23 BoogieIcfgContainer [2023-12-03 03:02:23,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:02:23,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:02:23,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:02:23,886 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:02:23,886 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:02:23" (1/1) ... [2023-12-03 03:02:23,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:02:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-12-03 03:02:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-12-03 03:02:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:02:23,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:23,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,164 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 03:02:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-12-03 03:02:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-12-03 03:02:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:02:24,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:24,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,273 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 03:02:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:24,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-12-03 03:02:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-12-03 03:02:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:02:24,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:24,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,346 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 03:02:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-12-03 03:02:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-12-03 03:02:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:02:24,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:24,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,564 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 03:02:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-12-03 03:02:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-12-03 03:02:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:02:24,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:24,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,651 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 03:02:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-12-03 03:02:24,670 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-12-03 03:02:24,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:02:24,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:24,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:24,724 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 03:02:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-12-03 03:02:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-12-03 03:02:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:02:25,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,092 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 03:02:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-12-03 03:02:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-12-03 03:02:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:02:25,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,126 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 03:02:25,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-12-03 03:02:25,134 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-12-03 03:02:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:02:25,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:25,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:25,196 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 03:02:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-12-03 03:02:25,219 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-12-03 03:02:25,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:02:25,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:25,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:25,268 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 03:02:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-12-03 03:02:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-12-03 03:02:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:02:25,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:25,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:02:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-12-03 03:02:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-12-03 03:02:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:02:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:25,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:25,458 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 03:02:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-12-03 03:02:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-12-03 03:02:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:02:25,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:25,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:25,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:25,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:25,730 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 03:02:26,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 138 states and 151 transitions. [2023-12-03 03:02:26,029 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 151 transitions. [2023-12-03 03:02:26,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:02:26,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:26,094 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 03:02:26,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 139 states and 153 transitions. [2023-12-03 03:02:26,141 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2023-12-03 03:02:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:02:26,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:26,221 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 03:02:26,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 143 states and 159 transitions. [2023-12-03 03:02:26,528 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 159 transitions. [2023-12-03 03:02:26,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:02:26,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:26,551 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 03:02:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 142 states and 158 transitions. [2023-12-03 03:02:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 158 transitions. [2023-12-03 03:02:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:02:26,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:26,616 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 03:02:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 145 states and 161 transitions. [2023-12-03 03:02:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 161 transitions. [2023-12-03 03:02:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:02:26,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:26,797 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 03:02:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 151 states and 167 transitions. [2023-12-03 03:02:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 167 transitions. [2023-12-03 03:02:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:02:26,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:26,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:26,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:26,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:27,023 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 03:02:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 152 states and 169 transitions. [2023-12-03 03:02:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2023-12-03 03:02:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:02:27,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:27,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:27,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:27,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:27,415 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 03:02:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 154 states and 173 transitions. [2023-12-03 03:02:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 173 transitions. [2023-12-03 03:02:27,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:02:27,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:27,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:27,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:27,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:27,920 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 03:02:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 157 states and 178 transitions. [2023-12-03 03:02:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 178 transitions. [2023-12-03 03:02:28,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:02:28,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:28,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:28,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:28,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:28,556 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 03:02:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 160 states and 184 transitions. [2023-12-03 03:02:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 184 transitions. [2023-12-03 03:02:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:02:28,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:28,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:28,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:28,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:28,923 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 03:02:30,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:30,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 185 states and 218 transitions. [2023-12-03 03:02:30,177 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 218 transitions. [2023-12-03 03:02:30,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:02:30,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:30,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:30,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:30,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:30,272 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 03:02:30,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:30,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 190 states and 228 transitions. [2023-12-03 03:02:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2023-12-03 03:02:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:02:30,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:30,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:30,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:30,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:30,956 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 03:02:32,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 216 states and 264 transitions. [2023-12-03 03:02:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 264 transitions. [2023-12-03 03:02:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:02:32,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:32,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:32,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:32,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:32,342 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 03:02:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 219 states and 270 transitions. [2023-12-03 03:02:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 270 transitions. [2023-12-03 03:02:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:02:33,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:33,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:33,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:33,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:33,078 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 03:02:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:33,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 222 states and 277 transitions. [2023-12-03 03:02:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 277 transitions. [2023-12-03 03:02:33,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:02:33,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:33,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:33,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:33,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:33,610 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 03:02:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 226 states and 284 transitions. [2023-12-03 03:02:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 284 transitions. [2023-12-03 03:02:34,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:02:34,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:34,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:34,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:34,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:34,644 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 03:02:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 230 states and 292 transitions. [2023-12-03 03:02:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 292 transitions. [2023-12-03 03:02:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:02:35,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:35,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:35,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:02:35,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:35,141 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 03:02:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 229 states and 291 transitions. [2023-12-03 03:02:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 291 transitions. [2023-12-03 03:02:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:02:35,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:35,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:02:35,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:35,183 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 03:02:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 228 states and 290 transitions. [2023-12-03 03:02:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 290 transitions. [2023-12-03 03:02:35,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:02:35,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:35,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:35,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:35,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:35,347 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 03:02:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 234 states and 299 transitions. [2023-12-03 03:02:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 299 transitions. [2023-12-03 03:02:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:02:36,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:36,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:36,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:36,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:37,003 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 03:02:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 243 states and 314 transitions. [2023-12-03 03:02:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 314 transitions. [2023-12-03 03:02:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:02:38,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:38,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:38,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:38,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:38,229 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 03:02:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 250 states and 325 transitions. [2023-12-03 03:02:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 325 transitions. [2023-12-03 03:02:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:02:39,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:39,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:39,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:39,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:39,315 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 03:02:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 262 states and 342 transitions. [2023-12-03 03:02:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 342 transitions. [2023-12-03 03:02:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:02:40,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:40,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:40,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:40,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:40,193 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 03:02:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 270 states and 354 transitions. [2023-12-03 03:02:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 354 transitions. [2023-12-03 03:02:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:02:41,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:41,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:41,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:41,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:41,560 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 03:02:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 288 states and 380 transitions. [2023-12-03 03:02:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 380 transitions. [2023-12-03 03:02:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:02:42,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:42,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:42,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:42,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:42,933 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 03:02:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 297 states and 392 transitions. [2023-12-03 03:02:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 392 transitions. [2023-12-03 03:02:44,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:02:44,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:44,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:44,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:44,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:44,449 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 03:02:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 307 states and 405 transitions. [2023-12-03 03:02:46,269 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 405 transitions. [2023-12-03 03:02:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:02:46,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:46,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:46,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:46,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:46,563 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 03:02:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 339 states and 460 transitions. [2023-12-03 03:02:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 460 transitions. [2023-12-03 03:02:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:02:48,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:48,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:48,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:48,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:48,712 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 03:02:49,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 338 states and 459 transitions. [2023-12-03 03:02:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 459 transitions. [2023-12-03 03:02:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:02:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:49,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:49,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:49,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:02:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 371 states and 516 transitions. [2023-12-03 03:02:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 516 transitions. [2023-12-03 03:02:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:02:52,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:52,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:52,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:52,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:52,492 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 03:02:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 370 states and 515 transitions. [2023-12-03 03:02:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 515 transitions. [2023-12-03 03:02:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:02:53,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:53,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:53,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:02:53,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:53,435 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 03:02:53,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:53,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 369 states and 514 transitions. [2023-12-03 03:02:53,452 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 514 transitions. [2023-12-03 03:02:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:02:53,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:53,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:53,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:53,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:02:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 371 states and 516 transitions. [2023-12-03 03:02:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 516 transitions. [2023-12-03 03:02:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:02:53,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:53,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:53,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:54,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:02:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 376 states and 529 transitions. [2023-12-03 03:02:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 529 transitions. [2023-12-03 03:02:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:02:55,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:55,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:55,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:02:55,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:55,405 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 03:02:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 375 states and 528 transitions. [2023-12-03 03:02:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 528 transitions. [2023-12-03 03:02:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:02:57,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:57,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:57,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:02:57,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 381 states and 543 transitions. [2023-12-03 03:03:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 543 transitions. [2023-12-03 03:03:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:03:00,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:00,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:00,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:03:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:00,478 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 03:03:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 396 states and 561 transitions. [2023-12-03 03:03:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 561 transitions. [2023-12-03 03:03:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:03:05,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:05,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:05,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:03:05,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:05,450 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 403 states and 577 transitions. [2023-12-03 03:03:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 577 transitions. [2023-12-03 03:03:06,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:03:06,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:06,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:06,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:03:06,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:06,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 404 states and 580 transitions. [2023-12-03 03:03:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 580 transitions. [2023-12-03 03:03:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:03:07,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:07,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:07,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:03:07,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:07,650 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 03:03:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 403 states and 579 transitions. [2023-12-03 03:03:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 579 transitions. [2023-12-03 03:03:09,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:03:09,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:09,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:09,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:03:09,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 411 states and 594 transitions. [2023-12-03 03:03:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 594 transitions. [2023-12-03 03:03:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:03:10,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:10,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:10,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:03:10,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 412 states and 596 transitions. [2023-12-03 03:03:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 596 transitions. [2023-12-03 03:03:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:03:11,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:11,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:11,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:03:11,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:11,767 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 03:03:20,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:20,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 429 states and 616 transitions. [2023-12-03 03:03:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 616 transitions. [2023-12-03 03:03:20,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:03:20,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:20,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:20,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:03:20,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:20,884 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 03:03:26,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:26,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 428 states and 615 transitions. [2023-12-03 03:03:26,072 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 615 transitions. [2023-12-03 03:03:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:03:26,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:26,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:26,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:03:26,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:28,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 64 states and 67 transitions. [2023-12-03 03:03:28,557 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2023-12-03 03:03:28,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:03:28,557 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 58 iterations. [2023-12-03 03:03:28,566 INFO L751 CodeCheckObserver]: All specifications hold 46 specifications checked. All of them hold [2023-12-03 03:03:29,886 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:03:29,890 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:03:29,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:03:29 ImpRootNode [2023-12-03 03:03:29,891 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:03:29,891 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:03:29,891 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:03:29,891 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:03:29,892 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:02:23" (3/4) ... [2023-12-03 03:03:29,894 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:03:29,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 03:03:29,901 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-03 03:03:29,902 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 03:03:29,902 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:03:29,902 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:03:30,036 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:03:30,037 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:03:30,037 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:03:30,038 INFO L158 Benchmark]: Toolchain (without parser) took 67075.83ms. Allocated memory was 184.5MB in the beginning and 388.0MB in the end (delta: 203.4MB). Free memory was 145.8MB in the beginning and 301.9MB in the end (delta: -156.1MB). Peak memory consumption was 262.2MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,038 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 72.6MB in the beginning and 72.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:30,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.52ms. Allocated memory is still 184.5MB. Free memory was 145.8MB in the beginning and 135.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.30ms. Allocated memory is still 184.5MB. Free memory was 135.4MB in the beginning and 133.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,040 INFO L158 Benchmark]: Boogie Preprocessor took 27.57ms. Allocated memory is still 184.5MB. Free memory was 133.2MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,041 INFO L158 Benchmark]: RCFGBuilder took 596.21ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 112.3MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,041 INFO L158 Benchmark]: CodeCheck took 66014.84ms. Allocated memory was 184.5MB in the beginning and 388.0MB in the end (delta: 203.4MB). Free memory was 112.3MB in the beginning and 94.3MB in the end (delta: 18.0MB). Peak memory consumption was 224.4MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,041 INFO L158 Benchmark]: Witness Printer took 146.01ms. Allocated memory is still 388.0MB. Free memory was 94.3MB in the beginning and 301.9MB in the end (delta: -207.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:03:30,044 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 102 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 64.7s, OverallIterations: 58, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19195 SdHoareTripleChecker+Valid, 59.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17047 mSDsluCounter, 3055 SdHoareTripleChecker+Invalid, 51.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1530 mSDsCounter, 3688 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45483 IncrementalHoareTripleChecker+Invalid, 49171 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3688 mSolverCounterUnsat, 1525 mSDtfsCounter, 45483 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13873 GetRequests, 12513 SyntacticMatches, 738 SemanticMatches, 622 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265616 ImplicationChecksByTransitivity, 56.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 1594 NumberOfCodeBlocks, 1594 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 1537 ConstructedInterpolants, 0 QuantifiedInterpolants, 6120 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3444 ConjunctsInSsa, 131 ConjunctsInUnsatCore, 57 InterpolantComputations, 51 PerfectInterpolantSequences, 27/51 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 46 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 72.6MB in the beginning and 72.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.52ms. Allocated memory is still 184.5MB. Free memory was 145.8MB in the beginning and 135.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.30ms. Allocated memory is still 184.5MB. Free memory was 135.4MB in the beginning and 133.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.57ms. Allocated memory is still 184.5MB. Free memory was 133.2MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.21ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 112.3MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 66014.84ms. Allocated memory was 184.5MB in the beginning and 388.0MB in the end (delta: 203.4MB). Free memory was 112.3MB in the beginning and 94.3MB in the end (delta: 18.0MB). Peak memory consumption was 224.4MB. Max. memory is 16.1GB. * Witness Printer took 146.01ms. Allocated memory is still 388.0MB. Free memory was 94.3MB in the beginning and 301.9MB in the end (delta: -207.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:03:30,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3d3845-7578-4bd1-8e57-5f26aa2e7848/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE