./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:32,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:32,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:32,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:32,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:32,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:32,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:32,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:32,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:32,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:32,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:32,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:32,655 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:32,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:32,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:32,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:32,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:32,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:32,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:32,660 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:32,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:32,661 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:32,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:32,662 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:32,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:32,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:32,664 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:32,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:32,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:32,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:32,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:32,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:32,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:32,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:32,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:32,669 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_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 [2023-11-23 20:30:32,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:32,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:32,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:32,975 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:32,975 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:32,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2023-11-23 20:30:36,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:36,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:36,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2023-11-23 20:30:36,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/data/920e4dc4d/f8a9c65a549b4755b542461482a6f046/FLAG461911c3d [2023-11-23 20:30:36,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/data/920e4dc4d/f8a9c65a549b4755b542461482a6f046 [2023-11-23 20:30:36,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:36,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:36,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:36,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:36,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:36,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490eac22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36, skipping insertion in model container [2023-11-23 20:30:36,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:36,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:36,559 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:36,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:36,586 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:36,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36 WrapperNode [2023-11-23 20:30:36,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:36,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:36,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:36,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:36,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,620 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-23 20:30:36,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:36,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:36,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:36,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:36,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,646 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,651 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:36,652 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:36,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:36,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:36,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:36" (1/1) ... [2023-11-23 20:30:36,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:36,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:36,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:36,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72d66f9-fa44-4db0-974f-c2e07661c991/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2023-11-23 20:30:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2023-11-23 20:30:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-23 20:30:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-23 20:30:36,835 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:36,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:37,028 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:37,060 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:37,061 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:30:37,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:37 BoogieIcfgContainer [2023-11-23 20:30:37,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:37,064 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:37,064 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:37,074 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:37,075 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:37" (1/1) ... [2023-11-23 20:30:37,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-23 20:30:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-23 20:30:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:37,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 38 transitions. [2023-11-23 20:30:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2023-11-23 20:30:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:37,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 43 transitions. [2023-11-23 20:30:37,871 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2023-11-23 20:30:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:30:37,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 49 transitions. [2023-11-23 20:30:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-11-23 20:30:38,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:38,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 55 transitions. [2023-11-23 20:30:38,445 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-23 20:30:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:30:38,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 61 transitions. [2023-11-23 20:30:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2023-11-23 20:30:38,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:30:38,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:39,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 47 transitions. [2023-11-23 20:30:39,123 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-23 20:30:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:39,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 53 transitions. [2023-11-23 20:30:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-23 20:30:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:30:39,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:39,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:40,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 59 transitions. [2023-11-23 20:30:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2023-11-23 20:30:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:30:40,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:40,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 58 states and 65 transitions. [2023-11-23 20:30:40,508 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-11-23 20:30:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:30:40,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 73 transitions. [2023-11-23 20:30:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2023-11-23 20:30:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:30:40,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,942 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 74 transitions. [2023-11-23 20:30:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-11-23 20:30:40,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:30:40,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 77 transitions. [2023-11-23 20:30:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-11-23 20:30:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:41,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:30:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 84 transitions. [2023-11-23 20:30:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-23 20:30:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:41,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,844 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 83 transitions. [2023-11-23 20:30:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2023-11-23 20:30:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:30:42,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:30:42,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 84 transitions. [2023-11-23 20:30:42,088 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-23 20:30:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:30:42,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 89 transitions. [2023-11-23 20:30:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-23 20:30:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:30:42,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 97 transitions. [2023-11-23 20:30:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-23 20:30:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:30:43,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:43,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:30:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 81 states and 96 transitions. [2023-11-23 20:30:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-23 20:30:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:30:43,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:43,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:44,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 86 states and 101 transitions. [2023-11-23 20:30:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2023-11-23 20:30:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:44,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:44,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:30:45,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 108 transitions. [2023-11-23 20:30:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2023-11-23 20:30:45,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:45,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:45,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 96 states and 114 transitions. [2023-11-23 20:30:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2023-11-23 20:30:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:30:45,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:46,114 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 119 transitions. [2023-11-23 20:30:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 119 transitions. [2023-11-23 20:30:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:30:46,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:46,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 113 states and 136 transitions. [2023-11-23 20:30:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 136 transitions. [2023-11-23 20:30:51,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:30:51,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:51,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:53,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 114 states and 137 transitions. [2023-11-23 20:30:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2023-11-23 20:30:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:30:53,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:53,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 119 states and 142 transitions. [2023-11-23 20:30:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 142 transitions. [2023-11-23 20:30:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:30:54,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:54,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:30:55,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 118 states and 141 transitions. [2023-11-23 20:30:55,181 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2023-11-23 20:30:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:30:55,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:55,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 123 states and 146 transitions. [2023-11-23 20:30:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2023-11-23 20:30:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:30:56,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:56,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:56,741 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 128 states and 151 transitions. [2023-11-23 20:30:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2023-11-23 20:30:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:30:57,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:57,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:57,852 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:58,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 133 states and 156 transitions. [2023-11-23 20:30:58,551 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2023-11-23 20:30:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:30:58,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 138 states and 161 transitions. [2023-11-23 20:30:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2023-11-23 20:30:59,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:30:59,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:01,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 143 states and 166 transitions. [2023-11-23 20:31:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 166 transitions. [2023-11-23 20:31:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:31:01,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:01,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 148 states and 171 transitions. [2023-11-23 20:31:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2023-11-23 20:31:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:31:02,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:02,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 344 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:03,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:03,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 153 states and 176 transitions. [2023-11-23 20:31:03,911 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 176 transitions. [2023-11-23 20:31:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:31:03,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:03,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:04,516 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 158 states and 181 transitions. [2023-11-23 20:31:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 181 transitions. [2023-11-23 20:31:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:31:05,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:05,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:06,021 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:06,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 163 states and 186 transitions. [2023-11-23 20:31:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 186 transitions. [2023-11-23 20:31:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:31:06,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:06,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 168 states and 191 transitions. [2023-11-23 20:31:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 191 transitions. [2023-11-23 20:31:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:31:08,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:08,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 173 states and 196 transitions. [2023-11-23 20:31:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 196 transitions. [2023-11-23 20:31:09,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:31:09,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:09,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 0 proven. 583 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:11,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:11,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 178 states and 201 transitions. [2023-11-23 20:31:11,680 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 201 transitions. [2023-11-23 20:31:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:31:11,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:11,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 183 states and 206 transitions. [2023-11-23 20:31:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 206 transitions. [2023-11-23 20:31:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:31:13,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:13,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 188 states and 211 transitions. [2023-11-23 20:31:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 211 transitions. [2023-11-23 20:31:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:31:15,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:15,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 193 states and 216 transitions. [2023-11-23 20:31:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 216 transitions. [2023-11-23 20:31:16,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-23 20:31:16,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:16,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:18,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 198 states and 221 transitions. [2023-11-23 20:31:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 221 transitions. [2023-11-23 20:31:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 20:31:18,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:18,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:20,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 203 states and 226 transitions. [2023-11-23 20:31:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 226 transitions. [2023-11-23 20:31:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-23 20:31:20,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat