./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/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_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/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 64bit --witnessprinter.graph.data.programhash 3ef782984e81d8d56795c2fb26cedd9b1688f37cda05b15cc9bbdb350221c29b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:40,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:40,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:34:40,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:34:40,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:34:41,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:41,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:41,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:41,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:41,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:41,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:41,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:41,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:34:41,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:41,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:41,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:41,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:41,039 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:41,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:41,040 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:41,041 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:41,041 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:41,042 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:41,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:41,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:41,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:41,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:41,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:41,047 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:34:41,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:34:41,063 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_6d059e01-6233-4757-8534-5cd089f45aab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ef782984e81d8d56795c2fb26cedd9b1688f37cda05b15cc9bbdb350221c29b [2024-11-09 00:34:41,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:41,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:41,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:41,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:41,388 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:41,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-09 00:34:43,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:34:43,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:34:43,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c [2024-11-09 00:34:43,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/data/77f6f7597/57bc93a850ae4637aeece3ba630cd662/FLAG99504c6e2 [2024-11-09 00:34:43,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/data/77f6f7597/57bc93a850ae4637aeece3ba630cd662 [2024-11-09 00:34:43,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:34:43,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:34:43,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:43,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:34:43,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:34:43,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:43" (1/1) ... [2024-11-09 00:34:43,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c705f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:43, skipping insertion in model container [2024-11-09 00:34:43,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:43" (1/1) ... [2024-11-09 00:34:43,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:34:44,162 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_6d059e01-6233-4757-8534-5cd089f45aab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c[1172,1185] [2024-11-09 00:34:44,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:44,894 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:34:44,907 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_6d059e01-6233-4757-8534-5cd089f45aab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop1-back-serstep.c[1172,1185] [2024-11-09 00:34:45,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:45,320 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:34:45,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45 WrapperNode [2024-11-09 00:34:45,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:45,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:45,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:34:45,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:34:45,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:45,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:46,859 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11627 [2024-11-09 00:34:46,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:46,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:34:46,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:34:46,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:34:46,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:46,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:47,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:47,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:47,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:47,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:47,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:48,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:48,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:34:48,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:34:48,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:34:48,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:34:48,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:45" (1/1) ... [2024-11-09 00:34:48,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:48,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:34:48,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:34:48,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d059e01-6233-4757-8534-5cd089f45aab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:34:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:34:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:34:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:34:48,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:34:49,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:34:49,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:35:09,401 INFO L? ?]: Removed 6190 outVars from TransFormulas that were not future-live. [2024-11-09 00:35:09,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:35:32,853 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:35:32,853 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:35:32,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:32 BoogieIcfgContainer [2024-11-09 00:35:32,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:35:32,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:35:32,855 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:35:32,865 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:35:32,865 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:32" (1/1) ... [2024-11-09 00:35:32,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:35:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:32,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:35:32,922 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:35:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:35:32,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:59,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:36:09,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:36:13,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:23,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:33,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:43,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:43,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:36:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:36:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:36:43,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:43,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:58,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:37:08,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:37:10,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:37:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:37:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:37:11,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:37:11,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:11,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms