./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/max-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/max-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC --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 6c8d330fcf7e017e6b51632eb7a9f8f167fb4f3e932700b6ef82da7b1572a2f0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:20,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:20,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:23:20,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:20,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:20,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:20,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:20,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:20,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:20,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:20,590 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:20,591 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:20,591 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:20,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:20,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:20,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:20,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:20,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:20,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:20,596 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:20,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:20,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:20,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:20,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:20,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:20,599 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:20,599 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:20,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:20,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:20,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:20,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:20,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:20,602 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:20,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:20,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:20,603 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_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c8d330fcf7e017e6b51632eb7a9f8f167fb4f3e932700b6ef82da7b1572a2f0 [2023-11-23 20:23:20,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:20,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:20,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:20,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:20,962 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:20,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2023-11-23 20:23:24,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:24,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:24,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2023-11-23 20:23:24,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/data/60a42e2a9/b97a46a8620a4a3c81a21506551de67e/FLAG14a909ce1 [2023-11-23 20:23:24,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/data/60a42e2a9/b97a46a8620a4a3c81a21506551de67e [2023-11-23 20:23:24,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:24,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:24,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:24,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:24,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:24,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edf184a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24, skipping insertion in model container [2023-11-23 20:23:24,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:24,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:24,682 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:24,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:24,725 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:24,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24 WrapperNode [2023-11-23 20:23:24,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:24,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:24,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:24,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:24,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,771 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-23 20:23:24,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:24,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:24,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:24,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:24,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:24,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:24,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:24,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:24,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:24" (1/1) ... [2023-11-23 20:23:24,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:24,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:24,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:24,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa003aaf-e01e-436c-9910-9655d0c5527b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:24,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:24,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:24,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:23:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:24,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:23:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:24,982 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:24,984 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:25,361 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:25,452 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:25,452 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-23 20:23:25,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:25 BoogieIcfgContainer [2023-11-23 20:23:25,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:25,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:25,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:25,466 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:25,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:25" (1/1) ... [2023-11-23 20:23:25,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:23:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-23 20:23:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-23 20:23:25,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:23:25,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-23 20:23:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-23 20:23:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:23:25,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-23 20:23:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-23 20:23:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:23:25,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:25,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-23 20:23:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-23 20:23:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:23:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-23 20:23:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-23 20:23:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:23:26,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-23 20:23:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-23 20:23:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:26,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2023-11-23 20:23:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2023-11-23 20:23:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:26,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2023-11-23 20:23:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2023-11-23 20:23:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:26,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-23 20:23:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-23 20:23:26,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:26,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-23 20:23:26,681 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-23 20:23:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:26,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-23 20:23:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-23 20:23:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:27,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-23 20:23:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-23 20:23:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:27,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 85 states and 155 transitions. [2023-11-23 20:23:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 155 transitions. [2023-11-23 20:23:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:27,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 88 states and 164 transitions. [2023-11-23 20:23:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2023-11-23 20:23:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:27,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2023-11-23 20:23:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2023-11-23 20:23:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:27,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 95 states and 181 transitions. [2023-11-23 20:23:27,796 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 181 transitions. [2023-11-23 20:23:27,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:27,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2023-11-23 20:23:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2023-11-23 20:23:27,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:27,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2023-11-23 20:23:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2023-11-23 20:23:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:27,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:28,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 208 transitions. [2023-11-23 20:23:28,040 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 208 transitions. [2023-11-23 20:23:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:28,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 107 states and 215 transitions. [2023-11-23 20:23:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 215 transitions. [2023-11-23 20:23:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:28,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:28,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2023-11-23 20:23:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2023-11-23 20:23:28,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:28,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:28,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2023-11-23 20:23:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2023-11-23 20:23:28,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:28,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2023-11-23 20:23:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2023-11-23 20:23:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:23:29,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:29,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:29,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:23:29,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2023-11-23 20:23:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2023-11-23 20:23:29,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:23:29,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:29,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:29,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 116 states and 234 transitions. [2023-11-23 20:23:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 234 transitions. [2023-11-23 20:23:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:23:30,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:30,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:30,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2023-11-23 20:23:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2023-11-23 20:23:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:23:30,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:30,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 121 states and 244 transitions. [2023-11-23 20:23:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 244 transitions. [2023-11-23 20:23:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:23:31,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:31,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:31,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:31,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2023-11-23 20:23:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2023-11-23 20:23:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:23:31,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:31,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:31,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:31,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2023-11-23 20:23:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2023-11-23 20:23:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:31,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:31,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:23:31,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 129 states and 251 transitions. [2023-11-23 20:23:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 251 transitions. [2023-11-23 20:23:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:32,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:32,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:32,283 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:32,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 131 states and 252 transitions. [2023-11-23 20:23:32,409 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 252 transitions. [2023-11-23 20:23:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:32,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:23:32,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 134 states and 261 transitions. [2023-11-23 20:23:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 261 transitions. [2023-11-23 20:23:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:23:32,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:32,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:32,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:23:33,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 264 transitions. [2023-11-23 20:23:33,188 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 264 transitions. [2023-11-23 20:23:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:23:33,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:33,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:33,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:33,247 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:23:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 139 states and 265 transitions. [2023-11-23 20:23:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 265 transitions. [2023-11-23 20:23:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:23:33,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:33,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:33,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 142 states and 268 transitions. [2023-11-23 20:23:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 268 transitions. [2023-11-23 20:23:33,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:23:33,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:34,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:34,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:23:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 144 states and 269 transitions. [2023-11-23 20:23:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 269 transitions. [2023-11-23 20:23:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:23:34,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:34,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:34,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 147 states and 278 transitions. [2023-11-23 20:23:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 278 transitions. [2023-11-23 20:23:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:23:34,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:34,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:34,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:23:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 150 states and 281 transitions. [2023-11-23 20:23:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 281 transitions. [2023-11-23 20:23:35,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:23:35,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:35,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:23:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 152 states and 282 transitions. [2023-11-23 20:23:35,388 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 282 transitions. [2023-11-23 20:23:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:23:35,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:23:35,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 155 states and 285 transitions. [2023-11-23 20:23:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 285 transitions. [2023-11-23 20:23:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:23:35,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:35,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:23:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 157 states and 286 transitions. [2023-11-23 20:23:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 286 transitions. [2023-11-23 20:23:36,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:23:36,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:36,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:36,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:23:36,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 160 states and 295 transitions. [2023-11-23 20:23:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 295 transitions. [2023-11-23 20:23:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:36,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:36,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:36,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:36,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:36,839 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:23:37,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:37,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 163 states and 298 transitions. [2023-11-23 20:23:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 298 transitions. [2023-11-23 20:23:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:37,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:37,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:37,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:23:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 165 states and 299 transitions. [2023-11-23 20:23:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 299 transitions. [2023-11-23 20:23:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:37,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:37,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:37,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:23:37,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:37,597 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 168 states and 302 transitions. [2023-11-23 20:23:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 302 transitions. [2023-11-23 20:23:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:38,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:38,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:38,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:38,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:23:38,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 170 states and 303 transitions. [2023-11-23 20:23:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 303 transitions. [2023-11-23 20:23:38,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:38,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:38,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:38,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:23:38,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:38,355 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 173 states and 312 transitions. [2023-11-23 20:23:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 312 transitions. [2023-11-23 20:23:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:23:38,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:38,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:38,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:38,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:23:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 176 states and 315 transitions. [2023-11-23 20:23:39,166 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 315 transitions. [2023-11-23 20:23:39,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:23:39,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:39,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:39,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:39,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:23:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 178 states and 316 transitions. [2023-11-23 20:23:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 316 transitions. [2023-11-23 20:23:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:39,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:39,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:39,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:23:39,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 181 states and 319 transitions. [2023-11-23 20:23:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 319 transitions. [2023-11-23 20:23:40,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:40,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:40,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:40,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:40,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:23:40,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 183 states and 320 transitions. [2023-11-23 20:23:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 320 transitions. [2023-11-23 20:23:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:40,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:40,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:23:40,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:41,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 186 states and 329 transitions. [2023-11-23 20:23:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 329 transitions. [2023-11-23 20:23:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:23:41,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:41,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:41,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:41,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:41,091 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:23:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 189 states and 332 transitions. [2023-11-23 20:23:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 332 transitions. [2023-11-23 20:23:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:23:41,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:41,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:41,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:41,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:41,466 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:23:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 191 states and 333 transitions. [2023-11-23 20:23:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 333 transitions. [2023-11-23 20:23:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:41,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:41,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:41,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:23:41,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 194 states and 336 transitions. [2023-11-23 20:23:42,410 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 336 transitions. [2023-11-23 20:23:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:42,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:42,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:42,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:42,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:23:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 196 states and 337 transitions. [2023-11-23 20:23:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 337 transitions. [2023-11-23 20:23:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:42,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:42,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:42,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:23:42,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:42,849 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 199 states and 346 transitions. [2023-11-23 20:23:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 346 transitions. [2023-11-23 20:23:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:23:43,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:43,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:43,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:43,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:23:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 202 states and 349 transitions. [2023-11-23 20:23:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 349 transitions. [2023-11-23 20:23:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:23:43,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:43,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:43,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:43,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:43,789 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:23:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 204 states and 350 transitions. [2023-11-23 20:23:44,095 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 350 transitions. [2023-11-23 20:23:44,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:44,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:44,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:44,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:23:44,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 207 states and 353 transitions. [2023-11-23 20:23:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 353 transitions. [2023-11-23 20:23:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:44,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:44,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:44,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:44,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:44,876 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:23:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 209 states and 354 transitions. [2023-11-23 20:23:45,059 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 354 transitions. [2023-11-23 20:23:45,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:45,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:45,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:45,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:23:45,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:45,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:45,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 212 states and 363 transitions. [2023-11-23 20:23:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2023-11-23 20:23:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:45,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:45,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:45,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:45,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:23:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 215 states and 366 transitions. [2023-11-23 20:23:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 366 transitions. [2023-11-23 20:23:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:46,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:46,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:46,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:46,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:46,267 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:23:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 217 states and 367 transitions. [2023-11-23 20:23:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 367 transitions. [2023-11-23 20:23:46,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:46,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:46,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:46,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:23:46,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:47,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 220 states and 370 transitions. [2023-11-23 20:23:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 370 transitions. [2023-11-23 20:23:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:47,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:47,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:47,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:23:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 222 states and 371 transitions. [2023-11-23 20:23:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 371 transitions. [2023-11-23 20:23:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:47,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:47,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:47,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:23:47,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:48,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 225 states and 380 transitions. [2023-11-23 20:23:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 380 transitions. [2023-11-23 20:23:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:48,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:48,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:48,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:23:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:48,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 228 states and 383 transitions. [2023-11-23 20:23:48,943 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 383 transitions. [2023-11-23 20:23:48,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:48,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:48,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:48,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:48,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:23:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 230 states and 384 transitions. [2023-11-23 20:23:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 384 transitions. [2023-11-23 20:23:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:49,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:49,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:49,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:23:49,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 233 states and 387 transitions. [2023-11-23 20:23:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 387 transitions. [2023-11-23 20:23:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:50,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:50,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:50,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:23:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 235 states and 388 transitions. [2023-11-23 20:23:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 388 transitions. [2023-11-23 20:23:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:50,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:50,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:23:50,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 238 states and 397 transitions. [2023-11-23 20:23:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 397 transitions. [2023-11-23 20:23:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:23:51,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:51,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:51,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:51,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:23:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 241 states and 400 transitions. [2023-11-23 20:23:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 400 transitions. [2023-11-23 20:23:51,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:23:51,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:51,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:51,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:51,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:23:52,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:52,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 243 states and 401 transitions. [2023-11-23 20:23:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 401 transitions. [2023-11-23 20:23:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:52,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:52,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:52,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:23:52,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:52,699 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:53,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 246 states and 404 transitions. [2023-11-23 20:23:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 404 transitions. [2023-11-23 20:23:53,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:53,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:53,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:53,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:53,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:23:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 248 states and 405 transitions. [2023-11-23 20:23:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 405 transitions. [2023-11-23 20:23:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:53,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:53,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:23:53,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:54,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:54,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 251 states and 414 transitions. [2023-11-23 20:23:54,334 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 414 transitions. [2023-11-23 20:23:54,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:54,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:54,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:54,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:54,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:23:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:54,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 254 states and 417 transitions. [2023-11-23 20:23:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 417 transitions. [2023-11-23 20:23:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:54,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:54,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:54,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:54,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:23:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 418 transitions. [2023-11-23 20:23:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 418 transitions. [2023-11-23 20:23:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:55,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:55,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:55,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:55,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:55,628 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 259 states and 421 transitions. [2023-11-23 20:23:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 421 transitions. [2023-11-23 20:23:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:56,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:56,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:56,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:56,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:23:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:56,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 261 states and 422 transitions. [2023-11-23 20:23:56,615 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 422 transitions. [2023-11-23 20:23:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:56,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:56,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:56,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:56,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:57,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:57,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 264 states and 431 transitions. [2023-11-23 20:23:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 431 transitions. [2023-11-23 20:23:57,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:57,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:57,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:57,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:57,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:57,625 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:23:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 267 states and 434 transitions. [2023-11-23 20:23:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 434 transitions. [2023-11-23 20:23:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:58,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:58,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:58,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:58,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:58,166 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:58,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 269 states and 435 transitions. [2023-11-23 20:23:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 435 transitions. [2023-11-23 20:23:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:58,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:58,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:58,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:59,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 272 states and 438 transitions. [2023-11-23 20:23:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 438 transitions. [2023-11-23 20:23:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:59,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:59,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:59,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:59,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 274 states and 439 transitions. [2023-11-23 20:23:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 439 transitions. [2023-11-23 20:23:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:59,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:59,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:59,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:59,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:00,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 277 states and 448 transitions. [2023-11-23 20:24:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 448 transitions. [2023-11-23 20:24:00,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:24:00,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:00,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:00,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:00,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:24:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 280 states and 451 transitions. [2023-11-23 20:24:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 451 transitions. [2023-11-23 20:24:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:24:01,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:01,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:01,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:01,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:24:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 282 states and 452 transitions. [2023-11-23 20:24:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 452 transitions. [2023-11-23 20:24:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:01,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:01,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:02,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:24:02,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 285 states and 455 transitions. [2023-11-23 20:24:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 455 transitions. [2023-11-23 20:24:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:03,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:03,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:03,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:03,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:24:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:03,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 287 states and 456 transitions. [2023-11-23 20:24:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 456 transitions. [2023-11-23 20:24:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:03,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:03,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:03,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:24:03,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:03,733 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:04,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 290 states and 465 transitions. [2023-11-23 20:24:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 465 transitions. [2023-11-23 20:24:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:24:04,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:04,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:04,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:04,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:04,610 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:24:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 293 states and 468 transitions. [2023-11-23 20:24:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 468 transitions. [2023-11-23 20:24:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:24:05,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:05,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:05,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:05,180 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:24:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 295 states and 469 transitions. [2023-11-23 20:24:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 469 transitions. [2023-11-23 20:24:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:24:05,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:05,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:05,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:24:05,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 298 states and 472 transitions. [2023-11-23 20:24:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 472 transitions. [2023-11-23 20:24:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:24:06,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:06,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:06,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:06,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:24:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 300 states and 473 transitions. [2023-11-23 20:24:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 473 transitions. [2023-11-23 20:24:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:24:07,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:07,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:07,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:24:07,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 303 states and 482 transitions. [2023-11-23 20:24:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 482 transitions. [2023-11-23 20:24:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:24:08,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:08,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:08,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-23 20:24:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:08,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 306 states and 485 transitions. [2023-11-23 20:24:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 485 transitions. [2023-11-23 20:24:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:24:08,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:08,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:08,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:08,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:24:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 308 states and 486 transitions. [2023-11-23 20:24:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 486 transitions. [2023-11-23 20:24:09,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:24:09,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:09,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:09,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:24:09,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:09,763 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:10,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 311 states and 489 transitions. [2023-11-23 20:24:10,569 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 489 transitions. [2023-11-23 20:24:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:24:10,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:10,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:10,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:24:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 313 states and 490 transitions. [2023-11-23 20:24:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 490 transitions. [2023-11-23 20:24:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:24:10,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:11,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:24:11,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 316 states and 499 transitions. [2023-11-23 20:24:11,975 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 499 transitions. [2023-11-23 20:24:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:24:11,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:11,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:12,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:12,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2023-11-23 20:24:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:12,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 319 states and 502 transitions. [2023-11-23 20:24:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 502 transitions. [2023-11-23 20:24:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:24:12,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:12,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:12,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:12,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:12,748 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:24:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 321 states and 503 transitions. [2023-11-23 20:24:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 503 transitions. [2023-11-23 20:24:13,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:24:13,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:13,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:13,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:24:13,248 INFO L285 TraceCheckSpWp]: Computing forward predicates...