./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/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_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/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_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/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 e757bed859e5dfb8bc677e07409ebb4da6a15dd0898403a302646229a6409be5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:12,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:12,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:52:12,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:12,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:12,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:12,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:12,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:12,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:12,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:12,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:12,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:12,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:12,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:12,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:12,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:12,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:12,696 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:12,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:12,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:12,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:12,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:12,699 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:12,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:12,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:12,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:12,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:12,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:12,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:12,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:12,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:12,704 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_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e757bed859e5dfb8bc677e07409ebb4da6a15dd0898403a302646229a6409be5 [2023-11-11 23:52:13,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:13,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:13,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:13,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:13,046 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:13,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c [2023-11-11 23:52:16,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:16,334 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:16,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c [2023-11-11 23:52:16,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/data/03154b2e8/456a6e8f0d72425c9b2b78b6f67d7923/FLAG2d43ad21a [2023-11-11 23:52:16,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/data/03154b2e8/456a6e8f0d72425c9b2b78b6f67d7923 [2023-11-11 23:52:16,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:16,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:16,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:16,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:16,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:16,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1b33ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16, skipping insertion in model container [2023-11-11 23:52:16,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:16,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:16,553 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:16,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:16,588 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:16,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16 WrapperNode [2023-11-11 23:52:16,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:16,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:16,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:16,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:16,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,623 INFO L138 Inliner]: procedures = 5, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2023-11-11 23:52:16,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:16,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:16,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:16,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:16,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:16,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:16,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:16,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:16,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:16,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:16,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:16,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fe2c8c-a43f-4a4a-98a9-7330ee441215/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure g [2023-11-11 23:52:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2023-11-11 23:52:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:16,807 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:16,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:17,005 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:17,029 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:17,029 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:17,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:17 BoogieIcfgContainer [2023-11-11 23:52:17,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:17,033 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:17,033 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:17,049 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:17,050 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:17" (1/1) ... [2023-11-11 23:52:17,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:17,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-11 23:52:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-11 23:52:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:17,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:17,395 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 23:52:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 30 transitions. [2023-11-11 23:52:17,524 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-11 23:52:17,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:17,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:17,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:17,631 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 23:52:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:17,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 36 transitions. [2023-11-11 23:52:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-11 23:52:17,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:52:17,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:17,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:18,074 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 23:52:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 42 transitions. [2023-11-11 23:52:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-11 23:52:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:18,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:18,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:18,438 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 23:52:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 44 transitions. [2023-11-11 23:52:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-11 23:52:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:18,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:18,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:18,623 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 23:52:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 52 transitions. [2023-11-11 23:52:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2023-11-11 23:52:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:18,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:18,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 58 transitions. [2023-11-11 23:52:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2023-11-11 23:52:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:52:19,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,233 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 23:52:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 57 transitions. [2023-11-11 23:52:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-11 23:52:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:19,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 58 transitions. [2023-11-11 23:52:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-11 23:52:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:19,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 71 transitions. [2023-11-11 23:52:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-11-11 23:52:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:52:20,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 77 transitions. [2023-11-11 23:52:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-11 23:52:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:52:20,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 83 transitions. [2023-11-11 23:52:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2023-11-11 23:52:21,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:52:21,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:52:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 67 transitions. [2023-11-11 23:52:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-11 23:52:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:52:21,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 72 transitions. [2023-11-11 23:52:21,778 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2023-11-11 23:52:21,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:52:21,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,918 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-11 23:52:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 51 transitions. [2023-11-11 23:52:22,110 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2023-11-11 23:52:22,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:52:22,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 56 transitions. [2023-11-11 23:52:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-11-11 23:52:22,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:52:22,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:23,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 61 transitions. [2023-11-11 23:52:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2023-11-11 23:52:23,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:52:23,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:23,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 66 transitions. [2023-11-11 23:52:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2023-11-11 23:52:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:52:24,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 71 transitions. [2023-11-11 23:52:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-11 23:52:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:52:24,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,117 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 72 states and 76 transitions. [2023-11-11 23:52:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2023-11-11 23:52:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:52:25,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 77 states and 81 transitions. [2023-11-11 23:52:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-11 23:52:26,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:52:26,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:27,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 86 transitions. [2023-11-11 23:52:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2023-11-11 23:52:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:52:27,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 87 states and 91 transitions. [2023-11-11 23:52:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 91 transitions. [2023-11-11 23:52:28,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:52:28,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 96 transitions. [2023-11-11 23:52:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2023-11-11 23:52:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:52:29,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 97 states and 101 transitions. [2023-11-11 23:52:30,293 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2023-11-11 23:52:30,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:52:30,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:31,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 102 states and 106 transitions. [2023-11-11 23:52:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2023-11-11 23:52:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:52:31,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:31,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 107 states and 111 transitions. [2023-11-11 23:52:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2023-11-11 23:52:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-11 23:52:32,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 116 transitions. [2023-11-11 23:52:33,760 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2023-11-11 23:52:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-11 23:52:33,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 117 states and 121 transitions. [2023-11-11 23:52:34,978 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2023-11-11 23:52:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:52:34,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:35,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 122 states and 126 transitions. [2023-11-11 23:52:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2023-11-11 23:52:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-11 23:52:36,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:37,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 131 transitions. [2023-11-11 23:52:37,671 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 131 transitions. [2023-11-11 23:52:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:52:37,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:37,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 132 states and 136 transitions. [2023-11-11 23:52:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-11 23:52:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:52:39,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:39,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:40,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 137 states and 141 transitions. [2023-11-11 23:52:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-11 23:52:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-11 23:52:40,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 142 states and 146 transitions. [2023-11-11 23:52:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2023-11-11 23:52:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-11 23:52:42,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:42,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 147 states and 151 transitions. [2023-11-11 23:52:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2023-11-11 23:52:43,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-11 23:52:43,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 1703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 152 states and 156 transitions. [2023-11-11 23:52:45,401 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2023-11-11 23:52:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-11 23:52:45,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 1836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 157 states and 161 transitions. [2023-11-11 23:52:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 161 transitions. [2023-11-11 23:52:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-11 23:52:47,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 162 states and 166 transitions. [2023-11-11 23:52:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2023-11-11 23:52:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-11 23:52:48,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:48,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 2117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 167 states and 171 transitions. [2023-11-11 23:52:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2023-11-11 23:52:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-11 23:52:50,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 2265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 172 states and 176 transitions. [2023-11-11 23:52:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 176 transitions. [2023-11-11 23:52:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-11 23:52:52,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 2418 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 177 states and 181 transitions. [2023-11-11 23:52:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 181 transitions. [2023-11-11 23:52:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-11 23:52:54,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 2576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 182 states and 186 transitions. [2023-11-11 23:52:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 186 transitions. [2023-11-11 23:52:56,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-11 23:52:56,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 2739 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 187 states and 191 transitions. [2023-11-11 23:52:58,453 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-11 23:52:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-11 23:52:58,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 2907 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.