./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/rec_counter3.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_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/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_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/rec_counter3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/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_28d1063d-6f18-4d19-8aeb-2fda85812fda/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 d7b4f33979632a981e739ff06b52fe01aa9fb175d5e5193b145052887f22f8a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:54,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:54,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:40:54,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:54,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:54,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:54,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:54,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:54,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:54,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:54,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:54,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:54,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:54,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:54,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:54,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:54,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:54,565 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:54,565 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:54,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:54,566 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:54,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:54,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:54,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:54,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:54,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:54,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:54,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:54,578 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:54,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:54,582 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:54,582 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_28d1063d-6f18-4d19-8aeb-2fda85812fda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b4f33979632a981e739ff06b52fe01aa9fb175d5e5193b145052887f22f8a3 [2023-11-11 23:40:54,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:54,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:54,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:54,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:54,942 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:54,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-numeric/rec_counter3.c [2023-11-11 23:40:58,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:58,394 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:58,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/sv-benchmarks/c/termination-numeric/rec_counter3.c [2023-11-11 23:40:58,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/data/d86ec8e0b/915aacd4b6254050b8a65d0707f6a3c6/FLAG13f37ec31 [2023-11-11 23:40:58,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/data/d86ec8e0b/915aacd4b6254050b8a65d0707f6a3c6 [2023-11-11 23:40:58,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:58,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:58,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:58,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:58,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:58,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2086450f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58, skipping insertion in model container [2023-11-11 23:40:58,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:58,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:58,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:58,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:58,669 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:58,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58 WrapperNode [2023-11-11 23:40:58,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:58,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:58,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:58,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:58,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,704 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17 [2023-11-11 23:40:58,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:58,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:58,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:58,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:58,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:58,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:58,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:58,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:58,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:58" (1/1) ... [2023-11-11 23:40:58,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:58,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:58,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:58,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28d1063d-6f18-4d19-8aeb-2fda85812fda/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-11 23:40:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-11 23:40:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:58,914 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:58,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:59,153 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:59,173 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:59,173 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:40:59,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:59 BoogieIcfgContainer [2023-11-11 23:40:59,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:59,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:59,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:59,191 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:59,191 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:59" (1/1) ... [2023-11-11 23:40:59,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:40:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:59,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-11 23:40:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-11 23:40:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:40:59,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:59,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:59,533 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 23:40:59,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:59,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 34 transitions. [2023-11-11 23:40:59,652 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-11-11 23:40:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:40:59,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:59,768 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 23:41:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 39 transitions. [2023-11-11 23:41:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-11 23:41:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:41:00,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:00,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:00,160 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 23:41:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 36 transitions. [2023-11-11 23:41:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-11 23:41:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:41:00,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:00,529 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 23:41:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 30 transitions. [2023-11-11 23:41:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-11 23:41:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:41:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:00,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:00,753 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 23:41:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 29 transitions. [2023-11-11 23:41:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-11 23:41:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:41:00,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:00,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:00,929 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 23:41:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 33 transitions. [2023-11-11 23:41:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-11 23:41:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:41:00,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:00,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:01,182 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 23:41:01,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 39 transitions. [2023-11-11 23:41:01,463 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2023-11-11 23:41:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:41:01,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:01,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:01,581 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 23:41:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:01,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 44 transitions. [2023-11-11 23:41:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-11-11 23:41:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:41:01,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:01,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:41:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 53 transitions. [2023-11-11 23:41:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2023-11-11 23:41:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:41:03,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:03,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:41:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 58 transitions. [2023-11-11 23:41:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2023-11-11 23:41:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:41:03,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:03,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:41:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 63 transitions. [2023-11-11 23:41:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-11 23:41:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:41:04,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:04,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:05,160 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 23:41:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 72 transitions. [2023-11-11 23:41:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-11-11 23:41:06,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:41:06,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:06,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:06,093 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 23:41:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 77 transitions. [2023-11-11 23:41:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2023-11-11 23:41:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:41:06,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:06,747 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 23:41:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 77 transitions. [2023-11-11 23:41:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-11 23:41:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:41:07,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:07,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:07,255 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 23:41:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:08,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 86 transitions. [2023-11-11 23:41:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2023-11-11 23:41:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:41:08,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:08,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:09,352 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 23:41:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 95 transitions. [2023-11-11 23:41:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2023-11-11 23:41:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:41:10,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:10,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:10,667 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 23:41:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 100 transitions. [2023-11-11 23:41:11,331 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-11 23:41:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:41:11,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:11,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-11 23:41:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 100 transitions. [2023-11-11 23:41:11,791 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-11 23:41:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:41:11,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:11,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-11 23:41:14,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 112 transitions. [2023-11-11 23:41:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2023-11-11 23:41:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:41:14,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:14,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:15,336 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 23:41:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 121 transitions. [2023-11-11 23:41:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2023-11-11 23:41:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:41:16,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:16,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-11 23:41:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 126 transitions. [2023-11-11 23:41:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 126 transitions. [2023-11-11 23:41:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:41:17,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:17,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:17,787 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 23:41:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 126 transitions. [2023-11-11 23:41:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2023-11-11 23:41:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-11 23:41:18,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:18,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-11-11 23:41:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:22,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 111 states and 141 transitions. [2023-11-11 23:41:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2023-11-11 23:41:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:41:22,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:22,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:23,133 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-11 23:41:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 117 states and 150 transitions. [2023-11-11 23:41:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2023-11-11 23:41:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-11 23:41:24,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:24,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:25,024 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 23:41:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 120 states and 155 transitions. [2023-11-11 23:41:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 155 transitions. [2023-11-11 23:41:25,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-11 23:41:25,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:25,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:25,993 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 90 proven. 2 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2023-11-11 23:41:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 121 states and 155 transitions. [2023-11-11 23:41:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 155 transitions. [2023-11-11 23:41:26,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:41:26,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:26,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:28,245 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 23:41:34,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:34,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 138 states and 174 transitions. [2023-11-11 23:41:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2023-11-11 23:41:34,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-11 23:41:34,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 0 proven. 494 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-11 23:41:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:38,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 144 states and 183 transitions. [2023-11-11 23:41:38,242 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-11-11 23:41:38,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-11 23:41:38,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:38,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:38,335 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 23:41:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 147 states and 188 transitions. [2023-11-11 23:41:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 188 transitions. [2023-11-11 23:41:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-11 23:41:39,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,502 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 23:41:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 148 states and 188 transitions. [2023-11-11 23:41:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2023-11-11 23:41:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-11 23:41:40,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked.