./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/linear_search.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_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/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_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/linear_search.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/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_f10f3c57-48a5-4ee7-b380-083268742605/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 5daf86ff8189a9471a20a947a9c78ff63bc56ed2dde2c379166a5ef7ff47fae4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:18,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:18,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:23:18,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:23:18,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:23:18,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:18,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:23:18,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:23:18,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:18,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:18,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:18,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:23:18,271 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:18,273 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:23:18,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:18,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:18,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:23:18,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:18,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:23:18,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:18,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:18,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:23:18,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:18,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:18,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:18,282 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:18,284 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:18,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:18,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:18,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:18,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:23:18,285 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:23:18,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:23:18,286 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_f10f3c57-48a5-4ee7-b380-083268742605/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5daf86ff8189a9471a20a947a9c78ff63bc56ed2dde2c379166a5ef7ff47fae4 [2024-11-08 22:23:18,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:18,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:18,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:18,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:18,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:18,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/linear_search.c Unable to find full path for "g++" [2024-11-08 22:23:20,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:20,788 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:20,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/sv-benchmarks/c/loops/linear_search.c [2024-11-08 22:23:20,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/data/edca94129/17db9786be5a4622b8f4cfc1ffbbe4ff/FLAGfe224af3e [2024-11-08 22:23:21,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/data/edca94129/17db9786be5a4622b8f4cfc1ffbbe4ff [2024-11-08 22:23:21,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:21,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:21,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:21,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:21,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:21,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377c2f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21, skipping insertion in model container [2024-11-08 22:23:21,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,175 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:21,355 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_f10f3c57-48a5-4ee7-b380-083268742605/sv-benchmarks/c/loops/linear_search.c[383,396] [2024-11-08 22:23:21,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:21,387 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:21,400 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_f10f3c57-48a5-4ee7-b380-083268742605/sv-benchmarks/c/loops/linear_search.c[383,396] [2024-11-08 22:23:21,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:21,426 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:21,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21 WrapperNode [2024-11-08 22:23:21,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:21,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:21,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:21,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:21,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,460 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2024-11-08 22:23:21,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:21,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:21,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:21,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:21,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:21,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:21,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:21,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:21,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:21,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:21,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:21,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10f3c57-48a5-4ee7-b380-083268742605/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:23:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:23:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:23:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:23:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:21,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:23:21,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:21,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:21,816 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:21,816 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:21,891 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:21,892 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:23:21,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:21 BoogieIcfgContainer [2024-11-08 22:23:21,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:21,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:21,894 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:21,914 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:21,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:21" (1/1) ... [2024-11-08 22:23:21,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:21,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-08 22:23:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-08 22:23:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:23:21,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:22,226 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 22:23:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-08 22:23:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-08 22:23:22,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:23:22,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:22,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:22,740 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 22:23:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:22,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-08 22:23:22,844 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-08 22:23:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:23:22,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:22,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-08 22:23:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-08 22:23:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:23:23,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:23,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 22 states and 35 transitions. [2024-11-08 22:23:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 35 transitions. [2024-11-08 22:23:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:23:27,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:27,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-08 22:23:30,464 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-08 22:23:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:23:30,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:30,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:37,110 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2024-11-08 22:23:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2024-11-08 22:23:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:23:43,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:43,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2024-11-08 22:24:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2024-11-08 22:24:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:24:02,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:02,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2024-11-08 22:24:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2024-11-08 22:24:26,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:24:26,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:26,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 115 transitions. [2024-11-08 22:24:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 115 transitions. [2024-11-08 22:24:53,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:24:53,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:53,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:25:21,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2024-11-08 22:25:21,282 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2024-11-08 22:25:21,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:25:21,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:21,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:25:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:25:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2024-11-08 22:25:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2024-11-08 22:25:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:25:39,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:39,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:25:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:10,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 94 states and 159 transitions. [2024-11-08 22:26:10,361 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 159 transitions. [2024-11-08 22:26:10,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:26:10,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:10,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 99 states and 169 transitions. [2024-11-08 22:26:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 169 transitions. [2024-11-08 22:26:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:26:40,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:40,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:27:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 103 states and 180 transitions. [2024-11-08 22:27:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 180 transitions. [2024-11-08 22:27:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:27:09,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:09,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 115 states and 209 transitions. [2024-11-08 22:28:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 209 transitions. [2024-11-08 22:28:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:28:15,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:15,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:34,687 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:56,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 214 transitions. [2024-11-08 22:28:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 214 transitions. [2024-11-08 22:28:56,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:28:56,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:56,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:29:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:34,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 120 states and 221 transitions. [2024-11-08 22:29:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 221 transitions. [2024-11-08 22:29:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:29:34,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:34,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:30:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2024-11-08 22:30:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2024-11-08 22:30:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:30:18,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:30:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:31:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:23,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2024-11-08 22:31:23,908 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2024-11-08 22:31:23,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:31:23,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:23,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:32:11,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 246 transitions. [2024-11-08 22:32:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2024-11-08 22:32:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:32:11,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:11,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:32:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:33:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:33:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 157 states and 273 transitions. [2024-11-08 22:33:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 273 transitions. [2024-11-08 22:33:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:33:46,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:33:46,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:33:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:09,299 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:35:11,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 168 states and 298 transitions. [2024-11-08 22:35:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 298 transitions. [2024-11-08 22:35:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:35:11,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:11,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 175 states and 313 transitions. [2024-11-08 22:37:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 313 transitions. [2024-11-08 22:37:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:37:08,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat