./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/running_example.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/running_example.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL --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 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:13,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:14,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:14,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:14,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:14,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:14,081 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:14,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:14,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:14,089 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:14,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:14,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:14,091 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:14,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:14,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:14,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:14,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:14,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:14,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:14,096 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:14,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:14,097 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:14,098 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:14,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:14,100 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:14,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:14,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:14,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:14,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:14,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:14,105 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:14,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:14,105 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:14,106 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_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f [2023-11-19 03:34:14,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:14,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:14,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:14,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:14,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:14,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/heap-data/running_example.i [2023-11-19 03:34:17,845 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:18,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:18,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/sv-benchmarks/c/heap-data/running_example.i [2023-11-19 03:34:18,197 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/data/10df063ba/f4fac633a2f346c790d7a5a7e6b7203c/FLAG30979637e [2023-11-19 03:34:18,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/data/10df063ba/f4fac633a2f346c790d7a5a7e6b7203c [2023-11-19 03:34:18,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:18,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:18,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:18,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:18,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:18,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6819ecde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18, skipping insertion in model container [2023-11-19 03:34:18,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,295 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:18,620 WARN L240 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_d6284842-77a6-4c5e-9581-b130281b326e/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2023-11-19 03:34:18,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:18,641 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:18,687 WARN L240 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_d6284842-77a6-4c5e-9581-b130281b326e/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2023-11-19 03:34:18,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:18,726 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:18,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18 WrapperNode [2023-11-19 03:34:18,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:18,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:18,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:18,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:18,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,780 INFO L138 Inliner]: procedures = 121, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2023-11-19 03:34:18,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:18,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:18,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:18,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:18,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:18,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:18,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:18,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:18,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:18" (1/1) ... [2023-11-19 03:34:18,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:18,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:18,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:18,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6284842-77a6-4c5e-9581-b130281b326e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:18,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:34:18,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:34:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:34:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:34:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:34:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:19,021 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:19,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:19,248 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:19,326 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:19,326 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:34:19,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:19 BoogieIcfgContainer [2023-11-19 03:34:19,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:19,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:19,338 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:19,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:19,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:19" (1/1) ... [2023-11-19 03:34:19,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 03:34:19,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 03:34:19,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:19,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-19 03:34:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-19 03:34:19,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:19,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:20,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 03:34:20,333 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 03:34:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:34:20,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:20,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:20,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 22 states and 38 transitions. [2023-11-19 03:34:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 38 transitions. [2023-11-19 03:34:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:20,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:20,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:22,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2023-11-19 03:34:22,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2023-11-19 03:34:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:22,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2023-11-19 03:34:22,967 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2023-11-19 03:34:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:22,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 35 states and 73 transitions. [2023-11-19 03:34:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 73 transitions. [2023-11-19 03:34:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:24,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:24,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 41 states and 90 transitions. [2023-11-19 03:34:26,190 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 90 transitions. [2023-11-19 03:34:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:26,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:26,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:26,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 92 transitions. [2023-11-19 03:34:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 92 transitions. [2023-11-19 03:34:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:26,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:26,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:26,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 43 states and 92 transitions. [2023-11-19 03:34:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 92 transitions. [2023-11-19 03:34:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:26,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:27,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2023-11-19 03:34:27,602 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2023-11-19 03:34:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:27,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:27,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 94 transitions. [2023-11-19 03:34:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 94 transitions. [2023-11-19 03:34:28,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:28,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:28,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 57 states and 131 transitions. [2023-11-19 03:34:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 131 transitions. [2023-11-19 03:34:32,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:34:32,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,959 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 62 states and 147 transitions. [2023-11-19 03:34:35,224 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 147 transitions. [2023-11-19 03:34:35,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:34:35,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 63 states and 150 transitions. [2023-11-19 03:34:36,359 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 150 transitions. [2023-11-19 03:34:36,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:34:36,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:38,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 67 states and 167 transitions. [2023-11-19 03:34:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 167 transitions. [2023-11-19 03:34:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:38,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 70 states and 176 transitions. [2023-11-19 03:34:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 176 transitions. [2023-11-19 03:34:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:40,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:34:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 71 states and 176 transitions. [2023-11-19 03:34:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 176 transitions. [2023-11-19 03:34:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:40,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:43,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 76 states and 190 transitions. [2023-11-19 03:34:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 190 transitions. [2023-11-19 03:34:43,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:43,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:43,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:43,618 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 77 states and 197 transitions. [2023-11-19 03:34:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 197 transitions. [2023-11-19 03:34:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:44,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:44,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 86 states and 227 transitions. [2023-11-19 03:34:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2023-11-19 03:34:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:52,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 87 states and 231 transitions. [2023-11-19 03:34:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 231 transitions. [2023-11-19 03:34:53,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:53,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:57,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 90 states and 240 transitions. [2023-11-19 03:34:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 240 transitions. [2023-11-19 03:34:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:57,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 91 states and 246 transitions. [2023-11-19 03:34:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 246 transitions. [2023-11-19 03:34:59,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:34:59,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:59,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:00,728 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.