./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/rec_counter1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/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_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/rec_counter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/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 64bit --witnessprinter.graph.data.programhash de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:00,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:00,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:48:01,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:01,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:01,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:01,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:01,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:01,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:01,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:01,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:01,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:01,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:01,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:01,039 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:01,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:01,040 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:01,041 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:48:01,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:48:01,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:01,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:01,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:01,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:01,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:01,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:01,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:01,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:01,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:01,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:01,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:01,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:01,047 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_d5addfe5-9810-4da7-be86-1e1ffee4b95b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b [2023-11-11 23:48:01,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:01,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:01,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:01,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:01,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:01,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-numeric/rec_counter1.c [2023-11-11 23:48:04,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:04,773 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:04,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/sv-benchmarks/c/termination-numeric/rec_counter1.c [2023-11-11 23:48:04,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/data/b9bdc5904/9e2ef6b9353d45b28c462952f9f1867a/FLAGc258e3ffc [2023-11-11 23:48:04,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/data/b9bdc5904/9e2ef6b9353d45b28c462952f9f1867a [2023-11-11 23:48:04,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:04,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:04,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:04,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:04,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:04,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fccb725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04, skipping insertion in model container [2023-11-11 23:48:04,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:05,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:05,068 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:05,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:05,101 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:05,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05 WrapperNode [2023-11-11 23:48:05,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:05,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:05,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:05,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:05,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,135 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-11-11 23:48:05,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:05,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:05,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:05,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:05,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:05,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:05,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:05,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:05,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:05,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:05,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:05,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5addfe5-9810-4da7-be86-1e1ffee4b95b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-11 23:48:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-11 23:48:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:05,323 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:05,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:05,480 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:05,495 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:05,496 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:48:05,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:05 BoogieIcfgContainer [2023-11-11 23:48:05,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:05,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:05,500 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:05,511 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:05,511 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:48:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:05,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-11 23:48:05,584 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:48:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:48:05,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:05,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:05,772 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 23:48:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 32 transitions. [2023-11-11 23:48:05,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-11 23:48:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:48:05,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:05,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:06,075 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 23:48:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:06,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2023-11-11 23:48:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-11 23:48:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:48:06,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:06,540 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 23:48:06,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 34 transitions. [2023-11-11 23:48:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-11 23:48:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:48:06,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:06,884 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 23:48:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 28 transitions. [2023-11-11 23:48:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:48:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:48:06,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 27 transitions. [2023-11-11 23:48:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-11 23:48:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:48:07,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:48:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2023-11-11 23:48:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-11 23:48:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:48:07,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,392 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:48:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 37 transitions. [2023-11-11 23:48:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-11 23:48:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:48:07,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 42 transitions. [2023-11-11 23:48:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-11 23:48:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:48:08,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:08,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:48:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 51 transitions. [2023-11-11 23:48:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2023-11-11 23:48:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:48:09,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:48:09,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 56 transitions. [2023-11-11 23:48:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-11 23:48:09,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:48:09,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:48:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 64 transitions. [2023-11-11 23:48:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2023-11-11 23:48:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:48:10,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-11 23:48:12,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 73 transitions. [2023-11-11 23:48:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-11 23:48:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:48:12,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:12,107 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-11 23:48:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 78 transitions. [2023-11-11 23:48:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2023-11-11 23:48:12,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:48:12,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:48:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 57 states and 78 transitions. [2023-11-11 23:48:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2023-11-11 23:48:12,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:48:12,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-11 23:48:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 65 states and 87 transitions. [2023-11-11 23:48:14,918 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-11 23:48:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:48:14,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:14,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:15,532 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-11 23:48:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:16,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 96 transitions. [2023-11-11 23:48:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-11-11 23:48:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:48:16,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:16,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:16,905 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-11 23:48:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 74 states and 101 transitions. [2023-11-11 23:48:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2023-11-11 23:48:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:48:17,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-11 23:48:17,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:17,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 101 transitions. [2023-11-11 23:48:17,989 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2023-11-11 23:48:17,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:48:17,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:17,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:48:20,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 113 transitions. [2023-11-11 23:48:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 113 transitions. [2023-11-11 23:48:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:48:20,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:20,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-11 23:48:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 122 transitions. [2023-11-11 23:48:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-11 23:48:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:48:22,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:22,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-11 23:48:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 95 states and 127 transitions. [2023-11-11 23:48:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 127 transitions. [2023-11-11 23:48:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:48:23,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:23,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-11 23:48:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 127 transitions. [2023-11-11 23:48:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2023-11-11 23:48:23,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-11 23:48:23,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:23,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-11 23:48:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 110 states and 142 transitions. [2023-11-11 23:48:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 142 transitions. [2023-11-11 23:48:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-11 23:48:27,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:28,745 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-11-11 23:48:30,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:30,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 151 transitions. [2023-11-11 23:48:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2023-11-11 23:48:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-11 23:48:30,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:30,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2023-11-11 23:48:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 119 states and 156 transitions. [2023-11-11 23:48:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 156 transitions. [2023-11-11 23:48:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:48:31,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:31,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 90 proven. 2 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2023-11-11 23:48:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 120 states and 156 transitions. [2023-11-11 23:48:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 156 transitions. [2023-11-11 23:48:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:48:32,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:32,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 200 proven. 35 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2023-11-11 23:48:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 137 states and 175 transitions. [2023-11-11 23:48:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 175 transitions. [2023-11-11 23:48:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-11 23:48:40,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 494 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-11-11 23:48:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 143 states and 184 transitions. [2023-11-11 23:48:43,941 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 184 transitions. [2023-11-11 23:48:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-11 23:48:43,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:43,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 78 proven. 1 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2023-11-11 23:48:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 146 states and 189 transitions. [2023-11-11 23:48:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 189 transitions. [2023-11-11 23:48:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-11 23:48:45,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2023-11-11 23:48:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 147 states and 189 transitions. [2023-11-11 23:48:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 189 transitions. [2023-11-11 23:48:45,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-11 23:48:45,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-11-11 23:48:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 167 states and 210 transitions. [2023-11-11 23:48:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 210 transitions. [2023-11-11 23:48:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-11 23:48:53,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:53,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat