./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV --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 c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:10,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:10,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:10,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:10,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:10,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:10,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:10,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:10,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:10,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:10,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:10,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:10,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:10,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:10,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:10,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:10,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:10,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:10,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:10,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:10,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:10,750 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:10,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:10,751 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:10,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:10,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:10,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:10,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:10,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:10,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:10,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:10,754 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:10,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:10,755 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:10,755 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_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 [2023-11-11 23:50:11,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:11,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:11,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:11,042 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:11,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:11,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2023-11-11 23:50:14,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:14,461 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:14,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2023-11-11 23:50:14,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/data/b215564d7/fc7bfb74b4cd430b94cfc7360defb5a2/FLAG7b9116d34 [2023-11-11 23:50:14,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/data/b215564d7/fc7bfb74b4cd430b94cfc7360defb5a2 [2023-11-11 23:50:14,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:14,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:14,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:14,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:14,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:14,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af82588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14, skipping insertion in model container [2023-11-11 23:50:14,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,537 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:14,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:14,702 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:14,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:14,730 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:14,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14 WrapperNode [2023-11-11 23:50:14,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:14,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:14,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:14,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:14,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,763 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-11 23:50:14,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:14,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:14,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:14,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:14,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:14,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:14,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:14,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:14,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:14" (1/1) ... [2023-11-11 23:50:14,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:14,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:14,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:14,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39464fc-9bd7-488e-953f-b036e6faf9c0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-11 23:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-11 23:50:14,928 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:14,931 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:15,053 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:15,085 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:15,086 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:50:15,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:15 BoogieIcfgContainer [2023-11-11 23:50:15,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:15,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:15,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:15,102 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:15,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:15" (1/1) ... [2023-11-11 23:50:15,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:15,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-11 23:50:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-11 23:50:15,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:15,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:15,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:15,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-11 23:50:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:50:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:15,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:15,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:15,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-11 23:50:15,952 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:50:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:50:15,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:15,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-11 23:50:16,381 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-11 23:50:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:16,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:16,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-11 23:50:16,547 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-11 23:50:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:16,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:16,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:16,670 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-11 23:50:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-11 23:50:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:16,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:16,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:17,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-11 23:50:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-11 23:50:17,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:50:17,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:17,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:17,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-11 23:50:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-11 23:50:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-11 23:50:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-11 23:50:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:18,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:18,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:18,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-11 23:50:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-11 23:50:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:50:18,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:18,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-11 23:50:19,287 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-11 23:50:19,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:19,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:19,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-11 23:50:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-11 23:50:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:50:19,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:19,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-11 23:50:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-11 23:50:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:50:20,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:20,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:21,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:21,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-11 23:50:21,139 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-11 23:50:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:50:21,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:21,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:21,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-11 23:50:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-11 23:50:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:50:21,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:21,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:22,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-11 23:50:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-11 23:50:22,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:50:22,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-11 23:50:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-11 23:50:23,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:50:23,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:23,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-11 23:50:24,388 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-11 23:50:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:50:24,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:24,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:25,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-11 23:50:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-11 23:50:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:50:25,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:25,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-11 23:50:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-11 23:50:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-11 23:50:26,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:26,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-11 23:50:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-11 23:50:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-11 23:50:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:27,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:28,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-11 23:50:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-11 23:50:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-11 23:50:28,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:28,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:29,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-11 23:50:29,600 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-11 23:50:29,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-11 23:50:29,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:29,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 113 states and 132 transitions. [2023-11-11 23:50:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 132 transitions. [2023-11-11 23:50:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-11 23:50:30,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 156 transitions. [2023-11-11 23:50:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2023-11-11 23:50:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-11 23:50:31,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:31,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:31,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 156 transitions. [2023-11-11 23:50:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2023-11-11 23:50:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-11 23:50:31,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:31,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2023-11-11 23:50:31,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 155 transitions. [2023-11-11 23:50:31,980 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 155 transitions. [2023-11-11 23:50:31,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-11 23:50:31,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:31,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:33,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 179 transitions. [2023-11-11 23:50:33,280 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2023-11-11 23:50:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:50:33,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:33,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 201 transitions. [2023-11-11 23:50:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 201 transitions. [2023-11-11 23:50:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-11 23:50:34,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:34,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:35,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 222 transitions. [2023-11-11 23:50:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 222 transitions. [2023-11-11 23:50:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-11 23:50:35,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:35,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 137 states and 242 transitions. [2023-11-11 23:50:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2023-11-11 23:50:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-11 23:50:36,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 142 states and 261 transitions. [2023-11-11 23:50:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 261 transitions. [2023-11-11 23:50:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-11 23:50:38,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:38,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 147 states and 279 transitions. [2023-11-11 23:50:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 279 transitions. [2023-11-11 23:50:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-11 23:50:39,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:39,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 152 states and 296 transitions. [2023-11-11 23:50:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2023-11-11 23:50:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-11 23:50:40,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 157 states and 312 transitions. [2023-11-11 23:50:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 312 transitions. [2023-11-11 23:50:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-11 23:50:42,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 162 states and 327 transitions. [2023-11-11 23:50:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 327 transitions. [2023-11-11 23:50:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-11 23:50:43,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:44,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 167 states and 341 transitions. [2023-11-11 23:50:45,033 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 341 transitions. [2023-11-11 23:50:45,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-11 23:50:45,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:46,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 172 states and 354 transitions. [2023-11-11 23:50:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 354 transitions. [2023-11-11 23:50:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-11 23:50:46,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 177 states and 366 transitions. [2023-11-11 23:50:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-11 23:50:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-11 23:50:48,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:49,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 182 states and 377 transitions. [2023-11-11 23:50:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 377 transitions. [2023-11-11 23:50:49,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-11 23:50:49,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:51,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 187 states and 387 transitions. [2023-11-11 23:50:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 387 transitions. [2023-11-11 23:50:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-11 23:50:51,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1590 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:53,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 192 states and 396 transitions. [2023-11-11 23:50:53,259 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 396 transitions. [2023-11-11 23:50:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-11 23:50:53,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1670 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:50:55,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 197 states and 404 transitions. [2023-11-11 23:50:55,029 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 404 transitions. [2023-11-11 23:50:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-11 23:50:55,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked.