./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2 --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 64bit --witnessprinter.graph.data.programhash faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:42,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:42,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:53:42,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:42,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:42,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:42,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:42,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:42,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:42,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:42,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:42,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:42,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:42,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:42,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:42,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:42,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:42,777 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:42,778 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:42,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:42,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:42,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:42,781 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:42,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:42,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:42,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:42,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:42,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:42,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:42,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:42,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:42,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:42,786 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_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c [2023-11-21 18:53:43,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:43,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:43,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:43,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:43,188 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:43,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-21 18:53:46,516 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:46,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:46,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-21 18:53:46,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/data/65d53d150/ce82dd68063e4b8a88a712b97a13f12b/FLAGf5e3026b6 [2023-11-21 18:53:46,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/data/65d53d150/ce82dd68063e4b8a88a712b97a13f12b [2023-11-21 18:53:46,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:46,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:46,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:46,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:46,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:46,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:46,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f94ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46, skipping insertion in model container [2023-11-21 18:53:46,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:46,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:46,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:46,937 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:46,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:46,970 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:46,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46 WrapperNode [2023-11-21 18:53:46,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:46,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:46,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:46,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:46,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:46,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,005 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2023-11-21 18:53:47,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:47,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:47,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:47,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:47,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:47,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:47,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:47,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:47,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:47,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:47,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:47,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e57df5-4d27-43a9-97b3-c708294f237d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:47,186 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:47,188 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:47,313 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:47,361 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:47,361 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:53:47,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:47 BoogieIcfgContainer [2023-11-21 18:53:47,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:47,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:47,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:47,375 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:47,376 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:47" (1/1) ... [2023-11-21 18:53:47,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-21 18:53:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-21 18:53:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:53:47,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-21 18:53:47,661 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-21 18:53:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:53:47,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:47,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-21 18:53:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-21 18:53:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:53:47,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-21 18:53:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-21 18:53:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:53:47,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:53:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:53:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:53:48,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:48,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-21 18:53:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-21 18:53:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:53:48,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-21 18:53:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-21 18:53:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:53:48,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-21 18:53:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-21 18:53:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:53:49,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-21 18:53:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-21 18:53:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:53:49,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:49,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:49,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-11-21 18:53:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-11-21 18:53:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:53:49,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-11-21 18:53:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-11-21 18:53:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:53:50,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-21 18:53:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-21 18:53:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:53:50,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:50,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2023-11-21 18:53:50,579 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2023-11-21 18:53:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:50,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2023-11-21 18:53:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2023-11-21 18:53:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:51,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2023-11-21 18:53:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-11-21 18:53:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:53:51,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:53:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2023-11-21 18:53:52,004 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2023-11-21 18:53:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:53:52,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-11-21 18:53:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-11-21 18:53:52,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:53:52,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2023-11-21 18:53:52,612 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-21 18:53:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:53:52,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-21 18:53:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-21 18:53:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:52,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-21 18:53:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-21 18:53:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:53,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:53,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2023-11-21 18:53:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-21 18:53:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:54,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:54,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:53:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-21 18:53:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-21 18:53:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:54,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:53:55,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2023-11-21 18:53:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-21 18:53:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:53:55,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:55,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:53:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2023-11-21 18:53:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2023-11-21 18:53:55,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:53:55,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:55,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,372 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:53:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2023-11-21 18:53:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-21 18:53:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:53:55,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:55,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-21 18:53:56,626 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-21 18:53:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:53:56,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:56,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2023-11-21 18:53:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2023-11-21 18:53:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:57,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:57,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:53:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2023-11-21 18:53:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2023-11-21 18:53:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:53:57,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:57,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:53:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:58,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 110 transitions. [2023-11-21 18:53:58,043 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-21 18:53:58,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:58,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:58,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2023-11-21 18:53:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-11-21 18:53:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:59,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:59,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:59,068 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 85 states and 125 transitions. [2023-11-21 18:53:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2023-11-21 18:53:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:53:59,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:59,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:59,576 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:54:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 85 states and 124 transitions. [2023-11-21 18:54:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2023-11-21 18:54:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:54:00,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-21 18:54:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2023-11-21 18:54:00,304 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2023-11-21 18:54:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:54:00,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2023-11-21 18:54:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2023-11-21 18:54:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:54:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 62 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2023-11-21 18:54:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2023-11-21 18:54:01,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:54:01,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:01,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-21 18:54:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:02,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2023-11-21 18:54:02,433 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:54:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:54:02,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:02,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:54:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-21 18:54:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-21 18:54:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:54:02,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:02,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:02,902 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 101 states and 147 transitions. [2023-11-21 18:54:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2023-11-21 18:54:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:54:03,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:03,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 94 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 151 transitions. [2023-11-21 18:54:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2023-11-21 18:54:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:54:04,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:04,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-21 18:54:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2023-11-21 18:54:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-21 18:54:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:54:05,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:05,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-21 18:54:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-21 18:54:05,650 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-21 18:54:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:54:05,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:05,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:06,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2023-11-21 18:54:06,874 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2023-11-21 18:54:06,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:54:06,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 115 states and 164 transitions. [2023-11-21 18:54:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2023-11-21 18:54:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:54:07,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:07,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:07,605 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:54:08,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:08,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 163 transitions. [2023-11-21 18:54:08,102 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2023-11-21 18:54:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:54:08,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:08,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-21 18:54:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 162 transitions. [2023-11-21 18:54:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 162 transitions. [2023-11-21 18:54:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:54:08,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:08,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:09,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 121 states and 173 transitions. [2023-11-21 18:54:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2023-11-21 18:54:09,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:54:09,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:09,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:10,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 125 states and 177 transitions. [2023-11-21 18:54:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 177 transitions. [2023-11-21 18:54:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:54:10,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:10,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-11-21 18:54:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:11,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 125 states and 176 transitions. [2023-11-21 18:54:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 176 transitions. [2023-11-21 18:54:11,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:54:11,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:11,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:11,435 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-21 18:54:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 175 transitions. [2023-11-21 18:54:11,817 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2023-11-21 18:54:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:54:11,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:11,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:12,040 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 131 states and 186 transitions. [2023-11-21 18:54:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 186 transitions. [2023-11-21 18:54:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:54:13,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:13,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 2 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:14,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 135 states and 190 transitions. [2023-11-21 18:54:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 190 transitions. [2023-11-21 18:54:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:54:14,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:14,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-11-21 18:54:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 189 transitions. [2023-11-21 18:54:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 189 transitions. [2023-11-21 18:54:14,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:54:14,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:14,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-11-21 18:54:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-11-21 18:54:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-11-21 18:54:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:54:15,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:15,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 199 transitions. [2023-11-21 18:54:16,709 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2023-11-21 18:54:16,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:54:16,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:16,791 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 2 proven. 282 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 145 states and 203 transitions. [2023-11-21 18:54:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 203 transitions. [2023-11-21 18:54:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:54:17,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:17,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:17,645 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-21 18:54:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 145 states and 202 transitions. [2023-11-21 18:54:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 202 transitions. [2023-11-21 18:54:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:54:18,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-21 18:54:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 201 transitions. [2023-11-21 18:54:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 201 transitions. [2023-11-21 18:54:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:54:18,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:18,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:20,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 151 states and 212 transitions. [2023-11-21 18:54:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 212 transitions. [2023-11-21 18:54:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:54:20,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:20,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 2 proven. 344 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:21,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:21,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 155 states and 216 transitions. [2023-11-21 18:54:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 216 transitions. [2023-11-21 18:54:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:54:21,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:21,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2023-11-21 18:54:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:22,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 155 states and 215 transitions. [2023-11-21 18:54:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2023-11-21 18:54:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:54:22,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:22,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2023-11-21 18:54:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 155 states and 214 transitions. [2023-11-21 18:54:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2023-11-21 18:54:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:54:22,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:22,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 161 states and 225 transitions. [2023-11-21 18:54:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-11-21 18:54:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:54:24,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:24,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 412 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:25,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 165 states and 229 transitions. [2023-11-21 18:54:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 229 transitions. [2023-11-21 18:54:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:54:25,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:25,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:25,368 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-21 18:54:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 165 states and 228 transitions. [2023-11-21 18:54:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-11-21 18:54:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:54:26,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:26,162 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-21 18:54:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 165 states and 227 transitions. [2023-11-21 18:54:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 227 transitions. [2023-11-21 18:54:26,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:54:26,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 171 states and 238 transitions. [2023-11-21 18:54:28,404 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2023-11-21 18:54:28,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:54:28,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:28,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 2 proven. 486 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 175 states and 242 transitions. [2023-11-21 18:54:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 242 transitions. [2023-11-21 18:54:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:54:29,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:29,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked.