./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9cccea737f311e9e2585bb4c0fd7fa7e4382857df72468b846279ab5798480b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:34,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:34,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:34,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:34,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:35,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:35,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:35,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:35,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:35,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:35,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:35,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:35,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:35,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:35,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:35,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:35,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:35,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:35,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:35,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:35,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:35,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:35,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:35,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:35,035 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:35,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:35,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:35,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:35,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:35,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:35,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:35,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:35,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:35,039 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_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9cccea737f311e9e2585bb4c0fd7fa7e4382857df72468b846279ab5798480b [2024-11-08 22:05:35,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:35,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:35,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:35,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:35,354 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:35,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c Unable to find full path for "g++" [2024-11-08 22:05:37,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:37,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:37,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c [2024-11-08 22:05:37,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/data/103bc1a49/33fc722ab6724385b25633596b1a562e/FLAGbe74f8108 [2024-11-08 22:05:37,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/data/103bc1a49/33fc722ab6724385b25633596b1a562e [2024-11-08 22:05:37,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:37,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:37,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:37,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:37,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:37,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:37" (1/1) ... [2024-11-08 22:05:37,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d55bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:37, skipping insertion in model container [2024-11-08 22:05:37,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:37" (1/1) ... [2024-11-08 22:05:37,967 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:38,168 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c[952,965] [2024-11-08 22:05:38,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:38,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:38,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/sv-benchmarks/c/recursive-simple/fibo_2calls_25-2.c[952,965] [2024-11-08 22:05:38,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:38,226 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:38,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38 WrapperNode [2024-11-08 22:05:38,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:38,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:38,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:38,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:38,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,258 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-08 22:05:38,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:38,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:38,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:38,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:38,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:38,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:38,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:38,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:38,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:38,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:38,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:38,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe90e05-89ce-4401-a710-2ecb8519a5f9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-08 22:05:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-08 22:05:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-08 22:05:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-08 22:05:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:38,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:38,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:38,571 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:38,572 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:38,608 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:38,609 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:38,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:38 BoogieIcfgContainer [2024-11-08 22:05:38,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:38,611 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:38,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:38,620 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:38,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 22:05:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 22:05:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:05:38,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:38,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-11-08 22:05:39,081 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 22:05:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:05:39,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:39,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:39,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 41 transitions. [2024-11-08 22:05:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-08 22:05:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:05:39,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:39,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:39,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:05:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2024-11-08 22:05:39,937 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 22:05:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:05:39,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:05:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 59 transitions. [2024-11-08 22:05:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-11-08 22:05:40,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:05:40,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:40,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:05:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 58 transitions. [2024-11-08 22:05:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 22:05:40,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:05:40,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:40,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:05:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:42,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 55 transitions. [2024-11-08 22:05:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-11-08 22:05:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:05:42,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:42,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:05:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 74 transitions. [2024-11-08 22:05:43,432 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-11-08 22:05:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:05:43,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:43,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:05:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 73 transitions. [2024-11-08 22:05:43,782 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-08 22:05:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:05:43,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:43,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 22:05:45,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 52 states and 79 transitions. [2024-11-08 22:05:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2024-11-08 22:05:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 22:05:45,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:45,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 39 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-08 22:05:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 62 states and 100 transitions. [2024-11-08 22:05:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2024-11-08 22:05:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-08 22:05:46,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:46,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 51 proven. 299 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-08 22:05:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 124 transitions. [2024-11-08 22:05:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2024-11-08 22:05:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-08 22:05:48,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:48,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 72 proven. 370 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2024-11-08 22:05:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 82 states and 151 transitions. [2024-11-08 22:05:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 151 transitions. [2024-11-08 22:05:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-11-08 22:05:50,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:50,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3484 backedges. 143 proven. 705 refuted. 0 times theorem prover too weak. 2636 trivial. 0 not checked. [2024-11-08 22:05:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 92 states and 181 transitions. [2024-11-08 22:05:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2024-11-08 22:05:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-08 22:05:52,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:52,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2493 backedges. 254 proven. 527 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2024-11-08 22:05:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 94 states and 197 transitions. [2024-11-08 22:05:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 197 transitions. [2024-11-08 22:05:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2024-11-08 22:05:54,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:54,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:56,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11437 backedges. 360 proven. 1454 refuted. 0 times theorem prover too weak. 9623 trivial. 0 not checked. [2024-11-08 22:05:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 94 states and 196 transitions. [2024-11-08 22:05:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 196 transitions. [2024-11-08 22:05:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-08 22:05:57,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:57,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5044 backedges. 212 proven. 955 refuted. 0 times theorem prover too weak. 3877 trivial. 0 not checked. [2024-11-08 22:05:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 104 states and 231 transitions. [2024-11-08 22:05:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 231 transitions. [2024-11-08 22:05:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2024-11-08 22:05:59,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:59,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10453 backedges. 804 proven. 666 refuted. 0 times theorem prover too weak. 8983 trivial. 0 not checked. [2024-11-08 22:06:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 106 states and 231 transitions. [2024-11-08 22:06:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 231 transitions. [2024-11-08 22:06:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2024-11-08 22:06:01,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:01,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 33419 backedges. 2078 proven. 1864 refuted. 0 times theorem prover too weak. 29477 trivial. 0 not checked. [2024-11-08 22:06:05,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 106 states and 229 transitions. [2024-11-08 22:06:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2024-11-08 22:06:05,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1047 [2024-11-08 22:06:05,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:05,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 32728 backedges. 2251 proven. 2838 refuted. 0 times theorem prover too weak. 27639 trivial. 0 not checked. [2024-11-08 22:06:09,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:09,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 106 states and 228 transitions. [2024-11-08 22:06:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 228 transitions. [2024-11-08 22:06:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1961 [2024-11-08 22:06:09,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:09,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 116209 backedges. 733 proven. 6231 refuted. 0 times theorem prover too weak. 109245 trivial. 0 not checked. [2024-11-08 22:06:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:15,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 116 states and 261 transitions. [2024-11-08 22:06:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 261 transitions. [2024-11-08 22:06:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1661 [2024-11-08 22:06:15,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:15,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 83133 backedges. 765 proven. 5260 refuted. 0 times theorem prover too weak. 77108 trivial. 0 not checked. [2024-11-08 22:06:19,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 118 states and 263 transitions. [2024-11-08 22:06:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 263 transitions. [2024-11-08 22:06:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1373 [2024-11-08 22:06:19,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:19,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 56389 backedges. 1261 proven. 3022 refuted. 0 times theorem prover too weak. 52106 trivial. 0 not checked. [2024-11-08 22:06:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 118 states and 259 transitions. [2024-11-08 22:06:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 259 transitions. [2024-11-08 22:06:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1427 [2024-11-08 22:06:22,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:27,073 INFO L134 CoverageAnalysis]: Checked inductivity of 60942 backedges. 3517 proven. 4620 refuted. 0 times theorem prover too weak. 52805 trivial. 0 not checked. [2024-11-08 22:06:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:27,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 118 states and 258 transitions. [2024-11-08 22:06:27,827 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 258 transitions. [2024-11-08 22:06:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2011 [2024-11-08 22:06:27,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:27,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 122116 backedges. 913 proven. 7049 refuted. 0 times theorem prover too weak. 114154 trivial. 0 not checked. [2024-11-08 22:06:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 128 states and 293 transitions. [2024-11-08 22:06:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 293 transitions. [2024-11-08 22:06:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3573 [2024-11-08 22:06:34,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:34,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:45,128 INFO L134 CoverageAnalysis]: Checked inductivity of 386919 backedges. 2083 proven. 10888 refuted. 0 times theorem prover too weak. 373948 trivial. 0 not checked. [2024-11-08 22:06:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 128 states and 292 transitions. [2024-11-08 22:06:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 292 transitions. [2024-11-08 22:06:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5351 [2024-11-08 22:06:45,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:45,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 869024 backedges. 2805 proven. 21186 refuted. 0 times theorem prover too weak. 845033 trivial. 0 not checked. [2024-11-08 22:07:16,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:16,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 138 states and 330 transitions. [2024-11-08 22:07:16,759 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 330 transitions. [2024-11-08 22:07:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4070 [2024-11-08 22:07:16,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 501851 backedges. 12716 proven. 18134 refuted. 0 times theorem prover too weak. 471001 trivial. 0 not checked. [2024-11-08 22:07:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 138 states and 328 transitions. [2024-11-08 22:07:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 328 transitions. [2024-11-08 22:07:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5158 [2024-11-08 22:07:42,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 807154 backedges. 2499 proven. 22730 refuted. 0 times theorem prover too weak. 781925 trivial. 0 not checked. [2024-11-08 22:08:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 148 states and 367 transitions. [2024-11-08 22:08:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 367 transitions. [2024-11-08 22:08:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13619 [2024-11-08 22:08:13,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:13,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:08:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 5645730 backedges. 9219 proven. 70934 refuted. 0 times theorem prover too weak. 5565577 trivial. 0 not checked. [2024-11-08 22:10:47,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:47,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 150 states and 369 transitions. [2024-11-08 22:10:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 369 transitions. [2024-11-08 22:10:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16458 [2024-11-08 22:10:48,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:48,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:11:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:14:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8246069 backedges. 11152 proven. 88664 refuted. 0 times theorem prover too weak. 8146253 trivial. 0 not checked. [2024-11-08 22:14:46,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:14:46,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 150 states and 369 transitions. [2024-11-08 22:14:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 369 transitions. [2024-11-08 22:14:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10606 [2024-11-08 22:14:47,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:14:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:14:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3424135 backedges. 7629 proven. 56463 refuted. 0 times theorem prover too weak. 3360043 trivial. 0 not checked. [2024-11-08 22:16:44,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 150 states and 369 transitions. [2024-11-08 22:16:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 369 transitions. [2024-11-08 22:16:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10971 [2024-11-08 22:16:45,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:45,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:19:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3662256 backedges. 6421 proven. 59910 refuted. 0 times theorem prover too weak. 3595925 trivial. 0 not checked. [2024-11-08 22:19:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 150 states and 369 transitions. [2024-11-08 22:19:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 369 transitions. [2024-11-08 22:19:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8331 [2024-11-08 22:19:17,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:17,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:19:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat